Common Errors

This page lists common errors and provides tips on preventing and handling them. For further support, visit our forum. We've grouped the errors into these categories:

Entities

Errors related to AdWords entities such as campaigns, ads, or ad groups.

Authentication/Authorization

OAuth and general authentication/authorization errors.

Miscellaneous

General errors such as exceeding limits or missing specifications.

Categories

Entities

Accounts

• NotWhitelistedError.CUSTOMER_ADS_API_REJECT
• OperationAccessDenied.ADD_OPERATION_NOT_PERMITTED
• OperationAccessDenied.MUTATE_ACTION_NOT_PERMITTED_FOR_CLIENT
• QuotaCheckError.ACCOUNT_DELINQUENT
• QuotaCheckError.ACCOUNT_INACCESSIBLE
• QuotaCheckError.TERMS_AND_CONDITIONS_NOT_SIGNED
• QuotaCheckError.DEVELOPER_TOKEN_NOT_APPROVED
• QuotaCheckError.INCOMPLETE_SIGNUP
• QuotaCheckError.INVALID_TOKEN_HEADER
• QuotaCheckError.MONTHLY_BUDGET_REACHED

Campaigns

• CampaignError.DUPLICATE_CAMPAIGN_NAME

Ad groups

• AdGroupServiceError.DUPLICATE_ADGROUP_NAME

Ads

• AdError.CANNOT_USE_AD_SUBCLASS_FOR_OPERATOR
• AdError.INVALID_INPUT
• AdError.LINE_TOO_WIDE
• AdGroupAdError.AD_GROUP_AD_LABEL_ALREADY_EXISTS
• AdGroupAdError.CANNOT_OPERATE_ON_DELETED_ADGROUPAD
• AdPolicyError

BudgetOrders

• BudgetOrderError.GENERIC_BILLING_ERROR

Budgets

• BudgetError.MONEY_AMOUNT_LESS_THAN_CURRENCY_MINIMUM_CPC
• BudgetError.NON_MULTIPLE_OF_MINIMUM_CURRENCY_UNIT

Bids

• BiddingErrors.BID_TOO_HIGH_FOR_DAILY_BUDGET
• BiddingErrors.BID_TOO_MANY_FRACTIONAL_DIGITS
• BiddingErrors.BID_TOO_BIG

Criteria

• AdGroupCriterionError.INVALID_KEYWORD_TEXT
• CriterionError.AD_SCHEDULE_EXCEEDED_INTERVALS_PER_DAY_LIMIT
• CriterionError.KEYWORD_HAS_INVALID_CHARS
• PolicyViolationError
• CriterionPolicyError

Feeds & Extensions

• CampaignFeedError.FEED_ALREADY_EXISTS_FOR_PLACEHOLDER_TYPE
• CampaignFeedError.CANNOT_ADD_ALREADY_EXISTING_CAMPAIGN_FEED
• FeedItemError.CANNOT_OPERATE_ON_DELETED_FEED_ITEM

Conversions

• ConversionTrackingError.DUPLICATE_NAME
• OfflineConversionError.EXPIRED_CLICK
• OfflineConversionError.INVALID_CONVERSION_TYPE
• OfflineConversionError.TOO_RECENT_CLICK
• OfflineConversionError.UNAUTHORIZED_USER

Reports

• AuthenticationError.CLIENT_CUSTOMER_ID_INVALID
• QueryError.INVALID_WHERE_CLAUSE
• QueryError.PARSING_FAILED
• ReportDefinitionError.CUSTOMER_SERVING_TYPE_REPORT_MISMATCH
• ReportDefinitionError.INVALID_FIELD_NAME_FOR_REPORT
• ReportInfoError.INVALID_USER_ID_IN_HEADER
• RequestError.INVALID_INPUT

Authentication/Authorization

Authentication

• AuthenticationError.CLIENT_CUSTOMER_ID_IS_REQUIRED
• AuthenticationError.CUSTOMER_NOT_FOUND
• AuthenticationError.GOOGLE_ACCOUNT_COOKIE_INVALID
• AuthenticationError.NOT_ADS_USER
• AuthenticationError.OAUTH_TOKEN_INVALID

Authorization

• AuthorizationError.UNABLE_TO_AUTHORIZE
• AuthorizationError.USER_PERMISSION_DENIED

Miscellaneous

Redundancy

• DatabaseError.CONCURRENT_MODIFICATION
• DistinctError.DUPLICATE_ELEMENT

Missing/invalid specifications

• EntityNotFound.INVALID_ID
• NotEmptyError.EMPTY_LIST
• RangeError.TOO_LOW
• RequiredError.REQUIRED
• SelectorError.INVALID_FIELD_NAME
• SelectorError.INVALID_PREDICATE_VALUE
• SelectorError.MISSING_PREDICATE_VALUES

Limit exceeded

• CustomerSyncError.TOO_MANY_CHANGES
• QuotaCheckError.QUOTA_EXCEEDED
• RateExceededError.RATE_EXCEEDED
• SizeLimitError.RESPONSE_SIZE_LIMIT_EXCEEDED

Unallowed actions

• OperationAccessDenied.OPERATION_NOT_PERMITTED_FOR_REMOVED_ENTITY

Others

• InternalApiError.UNEXPECTED_INTERNAL_API_ERROR

Errors

AdError

CANNOT_USE_AD_SUBCLASS_FOR_OPERATOR
Summary	This operator cannot be used with a subclass of Ad.
Common causes	You've tried to modify attributes other than status of the ad.
Recommended handling tips	N/A
Prevention tips	Once an ad is created, it cannot be modified. If you would like to modify the ad, you must make a new ad and then remove the old one. The status of the ad is, however, modifiable via AdGroupAdService.mutate().
INVALID_INPUT
Summary	One of the fields in an ad contains invalid characters.
Common causes	Using special characters in URLs
Recommended handling tips	N/A
Prevention tips	Validate URLs in your application before making a request to the API.
LINE_TOO_WIDE
Summary	One of the lines in an ad was longer than the maximum allowed length. The length limits are documented in the AdWords help center.
Common causes	Not counting the length of the default text in an ad parameter towards the total length of the line. Incorrectly specifying empty default text in an ad parameter tag. Use {param1}, not {param1:}.
Recommended handling tips	N/A
Prevention tips	Validate the length of the line before making the request.

AdGroupAdError

AD_GROUP_AD_LABEL_ALREADY_EXISTS
Summary	This label is already associated with some of these ads.
Common causes	You’ve tried to associate the label with ads that already have them associated.
Recommended handling tips	N/A
Prevention tips	Check first to see if the label to be added is already associated with the ads using AD_PERFORMANCE_REPORT. You can get the IDs and names of labels associated with the ads by this report.
CANNOT_OPERATE_ON_DELETED_ADGROUPAD
Summary	An operation attempted to update a removed ad.
Common causes	Once an ad is removed, it can no longer be updated (including changes to its status).
Recommended handling tips	N/A
Prevention tips	Ensure that your code does not attempt to update removed ads.

AdGroupCriterionError

INVALID_KEYWORD_TEXT
Summary	The keyword text contains invalid characters. A list of valid characters is available on the AdWords help center.
Common causes	The keyword text contains invalid characters.
Recommended handling tips	N/A
Prevention tips	Use the validateOnly header to check ads and keywords for errors before attempting to add them to your ad group. Validate the keyword text in your application before making a request to the API.

AdGroupServiceError

DUPLICATE_ADGROUP_NAME
Summary	An ad group is being added or renamed, but the name is already being used by another ad group.
Common causes	Creating a new ad group with the name of an existing active or paused ad group
Recommended handling tips	Log the error and/or present an error message to the user, optionally suggesting a unique ad group name or showing the list of names in use.
Prevention tips	N/A

AuthenticationError

CLIENT_CUSTOMER_ID_INVALID
Summary	Client customer ID is not a number.
Common causes	You've specified your client customer ID wrongly.
Recommended handling tips	N/A
Prevention tips	Client customer ID is always composed of digits with no alphabets or other punctuations except "-", and is in the form 123-456-7890. See this page for details.
CLIENT_CUSTOMER_ID_IS_REQUIRED
Summary	Client customer ID was not specified in the HTTP header.
Common causes	You've not specified your client customer ID in the HTTP header.
Recommended handling tips	N/A
Prevention tips	Client customer ID is required for all cases except for when using CustomerService.get(). Therefore, make sure you've specified it in the HTTP header. Consider using our client libraries, as they handle this for you.
CUSTOMER_NOT_FOUND
Summary	No account found for the customer ID provided in the header.
Common causes	Trying to access an account that was just created with ManagedCustomerService before the account is established in the backend.
Recommended handling tips	Wait an initial five minutes, then retry every 30 seconds.
Prevention tips	Wait a few minutes after the account is created before issuing requests against it.
GOOGLE_ACCOUNT_COOKIE_INVALID
Summary	The access token in the request header is either invalid or has expired.
Common causes	The access token has expired. The access token has been invalidated.
Recommended handling tips	Request a new token following these guidelines. If you're using one of our client libraries, consult its documentation on how to refresh the token.
Prevention tips	Store and reuse access tokens until they expire.
NOT_ADS_USER
Summary	The login used to generate the access token is not associated with any AdWords account.
Common causes	The login information provided corresponds to a Google account that does not have AdWords enabled.
Recommended handling tips	Make sure to log in with a valid AdWords account (typically your manager account) for the OAuth flow.
Prevention tips	N/A
OAUTH_TOKEN_INVALID
Summary	OAuth access token in the header is not valid.
Common causes	Your access token passed with the HTTP header was not correct.
Recommended handling tips	N/A
Prevention tips	Make sure you've passed the correct access token associated with your account. It's sometimes confused with refresh tokens and authorization codes. If you would like to get a credential that can access all client accounts under a manager account, make sure you get the refresh token for the manager account. Review our guide for details about access token and refresh token. For more detail, see OAuth2 Authentication guide.

AuthorizationError

UNABLE_TO_AUTHORIZE
Summary	There was an issue with completing authorization for a given user/account.
Common causes	Attempting to create an account via ManagedCustomerService.mutate under a non-manager account.
Recommended handling tips	N/A
Prevention tips	Use ManagedCustomerService to determine if the account is a manager account. The field ManagedCustomer.canManageClients should be true.
USER_PERMISSION_DENIED
Summary	There is no link between the manager account authenticated in the request and the client account specified in the headers.
Common causes	The link between the manager and client account was removed. Your OAuth credentials are for a user who does not have access to the client customer ID specified or any of its manager accounts.
Recommended handling tips	N/A
Prevention tips	Use ManagedCustomerService to determine which client accounts are linked to your manager account.

BiddingError

BID_TOO_HIGH_FOR_DAILY_BUDGET
Summary	The bid on a keyword or ad group is higher than the daily budget of the campaign.
Common causes	N/A
Recommended handling tips	N/A
Prevention tips	Use CampaignService to get the budget of the campaign, then validate ad group or keyword bids against the budget before performing the request.
BID_TOO_MANY_FRACTIONAL_DIGITS
Summary	The bid value is not an exact multiple of the minimum unit of the account's currency. For example, US$0.015 (15000 in micros) is not a valid bid.
Common causes	N/A
Recommended handling tips	N/A
Prevention tips	Verify that bids are multiples of the minimum unit for the account's currency.
BID_TOO_BIG
Summary	The error is returned even though the bid is within the campaign budget.
Common causes	N/A
Recommended handling tips	N/A
Prevention tips	Check if the account is participating in Google Grants for AdWords. If so, restrict CPC bids to the maximum prescribed by the program.

BudgetOrderError

GENERIC_BILLING_ERROR
Summary	An attempt to mutate BudgetOrder failed because of generic billing errors.
Common causes	Trigger: NO_BILLING_CUSTOMER_ACCESS The OAuth2 access token sent in the request is for a user who does not have access to the billing customer account.
Recommended handling tips	N/A
Prevention tips	Trigger: NO_BILLING_CUSTOMER_ACCESS Make sure you either generate the access token for the correct account, or that accounts are linked properly in the manager account so that the credentials in your request can access the billing customer. See the Manager-Client relationships section of the Budget Order Service guide for more information.

BudgetOrderError

MONEY_AMOUNT_LESS_THAN_CURRENCY_MINIMUM_CPC
Summary	The budget amount is too small.
Common causes	N/A
Recommended handling tips	N/A
Prevention tips	Verify that budget amount is greater than or equal to the minimum unit for the account's currency.
NON_MULTIPLE_OF_MINIMUM_CURRENCY_UNIT
Summary	The budget amount will have too many significant decimal places when converted from a micro amount to an amount in the account's currency.
Common causes	N/A
Recommended handling tips	N/A
Prevention tips	Verify that budget amount is divisible by the minimum unit for the account's currency.

CampaignError

DUPLICATE_CAMPAIGN_NAME
Summary	A campaign is being added or renamed, but the name is already being used by another campaign.
Common causes	Creating a new campaign with the name of an existing active or paused campaign.
Recommended handling tips	Log the error and/or present an error message to the user, optionally suggesting a unique campaign name or showing the list of names in use.
Prevention tips	N/A

CampaignFeedError

CANNOT_ADD_ALREADY_EXISTING_CAMPAIGN_FEED
Summary	Campaign feed already exists and thus the new feed cannot be added.
Common causes	You tried to add a new campaign feed via ADD operation although there already exists one.
Recommended handling tips	N/A
Prevention tips	Check if a campaign feed exists using PLACEHOLDER_REPORT before adding. If you want to modify the existing campaign feed, use the SET operator.
FEED_ALREADY_EXISTS_FOR_PLACEHOLDER_TYPE
Summary	A campaign already has an active feed for the placeholder type.
Common causes	You tried to add a feed for a certain placeholder type for a campaign that already has active feed for the placeholder type.
Recommended handling tips	N/A
Prevention tips	Check if your campaign has active feed for the particular placeholder type before adding. Use PLACEHOLDER_REPORT to check if there exists any feed for the particular placeholder type.

ConversionTrackingError

DUPLICATE_NAME
Summary	Found two conversion types with the same name.
Common causes	You've specified two identical names when attempting to create or rename multiple conversion types.
Recommended handling tips	N/A
Prevention tips	Check the conversion name before adding. Use ConversionTrackerService.get() to get the list of available conversions. See Selector Fields for all selectable fields for this service.

CriterionError

AD_SCHEDULE_EXCEEDED_INTERVALS_PER_DAY_LIMIT
Summary	The number of AdSchedule entries in a day exceeds the limit.
Common causes	Creating more than the limit of six intervals in a day.
Recommended handling tips	N/A
Prevention tips	For a given AdSchedule, create no more than six intervals in a day.
KEYWORD_HAS_INVALID_CHARS
Summary	Adding / editing keywords that contain invalid characters.
Common causes	Use special characters like ! @ % * in the keywords.
Recommended handling tips	N/A
Prevention tips	Make sure you don’t use any unallowed characters in the keywords. See this link for more information.

CustomerSyncError

TOO_MANY_CHANGES
Summary	There were too many changed entities to return.
Common causes	Specifying too broad of a date range
Recommended handling tips	Narrow the date range and retry the request. If the error persists, assume everything has changed and use each campaign data services' get requests to retrieve the most recent campaign data.
Prevention tips	N/A

DatabaseError

CONCURRENT_MODIFICATION
Summary	Multiple processes are trying to update the same entity at the same time.
Common causes	In a multi-threaded environment, more than one thread is operating on the entity. A user in the AdWords web interface is updating the entity at the same time. An internal process on the AdWords API servers is updating an entity at the same time.
Recommended handling tips	Wait for about 30 seconds, then retry the request.
Prevention tips	If your client application is multi-threaded, ensure that threads do not operate on the same campaigns or ad groups. Try not to process operations against the same ad group or campaign in quick succession.

DistinctError

DUPLICATE_ELEMENT
Summary	The request contains two parameters that are identical and redundant.
Common causes	N/A
Recommended handling tips	N/A
Prevention tips	Remove duplicates (operations, parameters, list elements) before making the request. Look for fields that have the DistinctElements constraint.

EntityNotFound

INVALID_ID
Summary	The ID of the entity you are operating on isn't valid.
Common causes	Referencing the ID of an entity from a different account Referencing the ID of an entity that was removed
Recommended handling tips	Log the error and examine the trigger field to ensure that the ID is being specified correctly and belongs to the current account.
Prevention tips	N/A

FeedItemError

CANNOT_OPERATE_ON_DELETED_FEED_ITEM
Summary	An operation attempted to update a removed feed item.
Common causes	Once a feed item is removed, it can no longer be updated (including changes to its status), but you've tried to do so.
Recommended handling tips	N/A
Prevention tips	Ensure that your code does not attempt to update removed feed items.

InternalApiError

UNEXPECTED_INTERNAL_API_ERROR
Summary	Something unexpected happened while processing the request.
Common causes	Temporary resource related issues in the AdWords API server The API isn't functioning correctly due to a bug
Recommended handling tips	Wait for about 30 seconds, then retry the request. If this error occurs frequently, post the details to the forum for further troubleshooting.
Prevention tips	N/A

NotEmptyError

EMPTY_LIST
Summary	A required list is empty.
Common causes	Passing in an empty list of operations to a mutate method
Recommended handling tips	N/A
Prevention tips	N/A

NotWhitelistedError

CUSTOMER_ADS_API_REJECT
Summary	The account is temporarily in read-only mode.
Common causes	The AdWords system is performing a backend migration on the account.
Recommended handling tips	Wait for about 30 minutes, then retry the request.
Prevention tips	N/A

OfflineConversionError

EXPIRED_CLICK
Summary	Click is too old for its conversion to be imported.
Common causes	This click is either too old to be imported or occurred before the conversion window for the specified combination of conversion date and conversion name (default is 90 days).
Recommended handling tips	N/A
Prevention tips	Ensure that your clicks to be uploaded occurred during these 90 days and not too old.
INVALID_CONVERSION_TYPE
Summary	Cannot find conversion name in the account.
Common causes	Your account does not have an UploadConversion with a name that matches the label of this conversion. Your uploaded click has been generated before the UploadConversion was created. The UploadConversion does not exist in the effective conversion account of the click at the time the click happened.
Recommended handling tips	N/A
Prevention tips	Ensure that you use the right conversion name by looking it up first using ConversionTrackerService.get(). If you change the effective conversion account to the manager account (see cross-account conversion tracking), then your uploads for that account will start working only for conversions where the click date is after you make that change. See this section for more tips and rules about uploading conversions.
TOO_RECENT_CLICK
Summary	Click is not yet in the system.
Common causes	This click occurred less than 24 hours ago, so it's too recent to be uploaded.
Recommended handling tips	Try again after a day or so.
Prevention tips	Ensure to upload clicks that occurred more than 24 hours ago.
UNAUTHORIZED_USER
Summary	Not authorized to manage this click.
Common causes	You've tried to upload conversions for a different customer that your account does not manage.
Recommended handling tips	N/A
Prevention tips	Ensure that your uploaded clicks really belong to the account of your credential used to make SOAP calls.

OperationAccessDenied

ADD_OPERATION_NOT_PERMITTED
Summary	The ADD operator can't be used for operations in the service and target account.
Common causes	Attempting to add a campaign to a manager account.
Recommended handling tips	N/A
Prevention tips	When authenticating as a manager account, ensure that the clientCustomerId header refers to an AdWords account.
MUTATE_ACTION_NOT_PERMITTED_FOR_CLIENT
Summary	The attempted operation cannot be performed through the API.
Common causes	Attempting to modify a campaign that was created using the AdWords Express.
Recommended handling tips	Flag the campaign in your system as being read-only.
Prevention tips	N/A
OPERATION_NOT_PERMITTED_FOR_REMOVED_ENTITY
Summary	The operation is not permitted for the removed entity.
Common causes	You've tried to update the entity, e.g., campaign, that was already removed.
Recommended handling tips	N/A
Prevention tips	Always keep tracks of the statuses of your entities and confirm their statuses before making changes. Statuses of entities can usually be fetched using the report field Status.

PolicyViolationError, AdPolicyError CriterionPolicyError

Summary	An ad or keyword you are adding violates an AdWords policy.
Common causes	Your ad or keyword contains trademarks or medical terms.
Recommended handling tips	If the returned isExemptable field is true, then you can request an exemption for your ad or keyword. To request an exemption: Create an ExemptionRequest and populate its key field with with the PolicyViolationKey returned with the error. Add this ExemptionRequest to the operation that caused the error, then retry the operation.
Prevention tips	Use the validateOnly header to check ads and keywords for errors before attempting to add them.

QueryError

INVALID_WHERE_CLAUSE
Summary	The WHERE clause could not be parsed.
Common causes	The WHERE clause of query doesn't comply with the AWQL grammar.
Recommended handling tips	N/A
Prevention tips	Ensure that your query is correct based on the AWQL grammar. See this guide for details.
PARSING_FAILED
Summary	Errors when trying to parse a query that doesn't match the AWQL grammar.
Common causes	You've made mistakes in your AWQL query.
Recommended handling tips	N/A
Prevention tips	Ensure that your query is correct based on the AWQL grammar. See this guide for details.

QuotaCheckError

ACCOUNT_DELINQUENT
Summary	The manager account that was used to register for API access does not have an active billing mechanism.
Common causes	The credit card used to pay for API charges has expired. An account must have an active billing mechanism at all times.
Recommended handling tips	Update the billing information in your account.
Prevention tips	N/A
ACCOUNT_INACCESSIBLE
Summary	The target account has been temporarily disabled due to suspicious activity and cannot be accessed via the API.
Common causes	N/A
Recommended handling tips	Contact your AdWords account representative for more information. If you don't have a representative or don't know who they are, use the contact form in the AdWords Help Center.
Prevention tips	N/A
TERMS_AND_CONDITIONS_NOT_SIGNED
Summary	You have not yet signed the Terms & Conditions.
Common Causes	N/A
Recommended handling tips	Make sure that you've accepted the terms and conditions. If you're unable to do this, contact AdWords API Compliance and select the "I need to sign the AdWords API Terms & Conditions" option to obtain help.
Prevention tips	Make sure that you complete the signup and accept the terms and conditions before trying to use the AdWords API.
DEVELOPER_TOKEN_NOT_APPROVED
Summary	You are using an unapproved developer token to make calls against a production account.
Common Causes	N/A
Recommended handling tips	An unapproved developer token can only make calls against test AdWords accounts. See the test account guide for more information. You can make calls against a test account even before your developer token is approved, so you can get started on your application right away. If you think your token should have been approved, or it's taken more than 2 business days to get back to you, please first double-check your email to make sure you have not missed a communication from the API compliance team. If you still need help, you can contact the API compliance team for assistance in getting your token approved.
Prevention tips	Make sure that your developer token is approved before using it in a production account.
INCOMPLETE_SIGNUP
Summary	The developer token has not been approved and you're trying to use it for requests against a production account.
Common causes	N/A
Recommended handling tips	An unapproved developer token can only make calls against test AdWords accounts. See the test account guide for more information. You can make calls against a test account even before your developer token is approved, so you can get started on your application right away. If you think your token should have been approved, or it's taken more than 2 business days to get back to you, please first double-check your email to make sure you have not missed a communication from the API compliance team. If you still need help, you can contact the API compliance team for assistance in getting your token approved.
Prevention tips	N/A
INVALID_TOKEN_HEADER
Summary	The developer token in the request is missing or invalid.
Common causes	The developer token is not set on the request or it contains a typo. The namespace of the headers in the request is not correct.
Recommended handling tips	N/A
Prevention tips	Ensure that a developer token has been set and matches the value in the AdWords API Center. Ensure that the headers of the request are in the namespace https://adwords.google.com/api/adwords/cm/{version}, where {version} is replaced with the version of the API being used.
MONTHLY_BUDGET_REACHED
Summary	The API monthly budget limit has been exceeded.
Common causes	Exceeding your set budget for API usage.
Recommended handling tips	N/A
Prevention tips	Once you verify that there is no excessive usage due to a runaway program, increase the API monthly budget (via your manager account's My Account > API Center) to an appropriate amount.
QUOTA_EXCEEDED
Summary	A system frequency limit has been exceeded.
Common causes	Sending too many requests in a short period of time.
Recommended handling tips	N/A
Prevention tips	Set up short delays between requests or use BatchJobService to combine more operations in fewer requests.

RangeError

TOO_LOW
Summary	A value was lower than the minimum allowed.
Common causes	Forgetting to specify an ID, which results in a value of 0 being passed in.
Recommended handling tips	N/A
Prevention tips	Note any range limitations documented in the API reference.

RateExceededError

RATE_EXCEEDED
Summary	Too many requests were made to the API in a short period of time.
Common causes	Performing one request for every operation. (E.g. rateName=RequestsPerMinute, retryAfterSeconds=30) Performing more than 10,000 operations in a day with Basic access. (E.g. rateName=OperationsPerDay, retryAfterSeconds=86400)
Recommended handling tips	Wait for about 30 seconds, then retry the request. Apply for standard access (if you currently have basic) or wait until the following day.
Prevention tips	Read the Rate Limits guide for in-depth information about this error.

ReportDefinitionError

CUSTOMER_SERVING_TYPE_REPORT_MISMATCH
Summary	You are trying to run a report against a manager account. Reports can only be obtained for advertiser (non-manager) accounts.
Common causes	Attempting to run a report for a manager account.
Recommended handling tips	N/A
Prevention tips	Ensure that clientCustomerId in the reporting request corresponds to a non-manager account. The ManagedCustomerService can be used to get account information, and if ManagedCustomer.canManageClients is true then the account is a manager account.
INVALID_FIELD_NAME_FOR_REPORT
Summary	Customer passed in invalid field name for a report type.
Common causes	You've spelled some field names wrongly in your query.
Recommended handling tips	N/A
Prevention tips	Ensure that all specified field names are available for the report type you are using. Consult this page for all available report fields.

ReportInfoError

INVALID_USER_ID_IN_HEADER
Summary	The client is using an invalid user or effective user ID in the header.
Common causes	Missing or malformed request header fields. Using the deprecated ClientLogin instead of OAuth2.
Recommended handling tips	N/A
Prevention tips	Make sure that you're using OAuth2 to authenticate. Verify that your request headers are properly formed, e.g.: include "Bearer" with your access token in the Authorization header.

RequestError

INVALID_INPUT
Summary	The request is malformed.
Common causes	Missing version string in the request URL to download reports.
Recommended handling tips	N/A
Prevention tips	Provide the version in the request URL. For example: https://adwords.google.com/api/adwords/reportdownload/v201708

RequiredError

REQUIRED
Summary	The request is missing required information.
Common causes	Missing ID when attempting to update an entity Missing required fields when attempting to add an entity
Recommended handling tips	Log the error and/or present an error message to the user. The fieldPath attribute of the error indicates which field is missing.
Prevention tips	Read the API reference to find out which fields are required.

SelectorError

INVALID_FIELD_NAME
Summary	The field name was incorrect or does not exist in the service.
Common causes	You've specified a wrong field name or misspelled it.
Recommended handling tips	N/A
Prevention tips	Ensure you've specified correct field names for the service you're using. Check Selector Fields for all selectable fields for a given service.
INVALID_PREDICATE_VALUE
Summary	The predicate value was not valid.
Common causes	You've specified a wrong predicate value, such as using a string as a predicate for a field that is of integer type.
Recommended handling tips	N/A
Prevention tips	Ensure you've specified correct values for the field used as predicate. Validate fields for a given service with the reference docs (for example, CampaignService).
MISSING_PREDICATE_VALUES
Summary	The predicate values were empty.
Common causes	You've specified to use predicates, but some of their values were not provided.
Recommended handling tips	N/A
Prevention tips	Ensure to provide values when specifying predicates in the selector.

SizeLimitError

RESPONSE_SIZE_LIMIT_EXCEEDED
Summary	The response contains too many items.
Common causes	When making a get call (e.g. AdGroupCriterionService.get()) the number of returned items may exceed the response size limit (150K).
Recommended handling tips	N/A
Prevention tips	Use the paging functionality of the selector when fetching a large number of items. Use predicates to limit the number of returned items.