public com.google.rpc.StatusOrBuilder getErrorOrBuilder() {
      if (errorBuilder_ != null) {
        return errorBuilder_.getMessageOrBuilder();
      } else {
        return error_ == null ? com.google.rpc.Status.getDefaultInstance() : error_;
      }
    }
<pre>
If set, represents the error message for the operation.
Note that filled-in image annotations are guaranteed to be
correct, even when `error` is set.
</pre>

<code>.google.rpc.Status error = 9;</code>
java-vision/proto-google-cloud-vision-v1p3beta1/src/main/java/com/google/cloud/vision/v1p3beta1/AnnotateImageResponse.java