Enum describing possible errors from applying a keyword plan.

[Proto definition ![GitHub](https://developers.google.com/site-assets/logo-github.svg)](https://github.com/googleapis/googleapis/blob/master/google/ads/googleads/v26/errors/keyword_plan_error.proto)

| Enums ||
|---|---|
| ## `BID_MULTIPLIER_OUT_OF_RANGE` | The plan's bid multiplier value is outside the valid range. |
| ## `BID_TOO_HIGH` | The plan's bid value is too high. |
| ## `BID_TOO_LOW` | The plan's bid value is too low. |
| ## `BID_TOO_MANY_FRACTIONAL_DIGITS` | The plan's cpc bid is not a multiple of the minimum billable unit. |
| ## `DAILY_BUDGET_TOO_LOW` | The plan's daily budget value is too low. |
| ## `DAILY_BUDGET_TOO_MANY_FRACTIONAL_DIGITS` | The plan's daily budget is not a multiple of the minimum billable unit. |
| ## `INVALID_FORECAST_DATE_RANGE` | The plan's forecast_period has invalid forecast date range. |
| ## `INVALID_NAME` | The plan's name is invalid. |
| ## `INVALID_VALUE` | The input has an invalid value. |
| ## `KEYWORD_PLAN_HAS_NO_KEYWORDS` | The plan has no keyword. |
| ## `KEYWORD_PLAN_NOT_ENABLED` | The plan is not enabled and API cannot provide mutation, forecast or stats. |
| ## `KEYWORD_PLAN_NOT_FOUND` | The requested plan cannot be found for providing forecast or stats. |
| ## `MISSING_BID` | The plan is missing a cpc bid. |
| ## `MISSING_FORECAST_PERIOD` | The plan is missing required forecast_period field. |
| ## `UNKNOWN` | The received error code is not known in this version. |
| ## `UNSPECIFIED` | Enum unspecified. |