/errors/product_link_error.proto

--- v15/errors/product_link_error.proto 2023-10-18 20:10:59.000000000 +0000
+++ v16/errors/product_link_error.proto 2024-02-20 20:02:50.000000000 +0000
@@ -1,47 +1,50 @@
 // Copyright 2023 Google LLC
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
 // You may obtain a copy of the License at
 //
 //     http://www.apache.org/licenses/LICENSE-2.0
 //
 // Unless required by applicable law or agreed to in writing, software
 // distributed under the License is distributed on an "AS IS" BASIS,
 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 // See the License for the specific language governing permissions and
 // limitations under the License.

 syntax = "proto3";

-package google.ads.googleads.v15.errors;
+package google.ads.googleads.v16.errors;

-option csharp_namespace = "Google.Ads.GoogleAds.V15.Errors";
-option go_package = "google.golang.org/genproto/googleapis/ads/googleads/v15/errors;errors";
+option csharp_namespace = "Google.Ads.GoogleAds.V16.Errors";
+option go_package = "google.golang.org/genproto/googleapis/ads/googleads/v16/errors;errors";
 option java_multiple_files = true;
 option java_outer_classname = "ProductLinkErrorProto";
-option java_package = "com.google.ads.googleads.v15.errors";
+option java_package = "com.google.ads.googleads.v16.errors";
 option objc_class_prefix = "GAA";
-option php_namespace = "Google\\Ads\\GoogleAds\\V15\\Errors";
-option ruby_package = "Google::Ads::GoogleAds::V15::Errors";
+option php_namespace = "Google\\Ads\\GoogleAds\\V16\\Errors";
+option ruby_package = "Google::Ads::GoogleAds::V16::Errors";

 // Proto file describing ProductLink errors.

 // Container for enum describing possible ProductLink errors.
 message ProductLinkErrorEnum {
   // Enum describing possible ProductLink errors.
   enum ProductLinkError {
     // Enum unspecified.
     UNSPECIFIED = 0;

     // The received error code is not known in this version.
     UNKNOWN = 1;

     // The requested operation is invalid. For example, you are not allowed to
     // remove a link from a partner account.
     INVALID_OPERATION = 2;

     // The creation request is not permitted.
     CREATION_NOT_PERMITTED = 3;
+
+    // A link cannot be created because a pending link already exists.
+    INVITATION_EXISTS = 4;
   }
 }