@java.lang.Override
  public com.google.rpc.Status getError() {
    return error_ == null ? com.google.rpc.Status.getDefaultInstance() : error_;
  }
<pre>
Provides details on the state of the upgrade operation in case of an error.
</pre>

<code>.google.rpc.Status error = 3;</code>

@return The error.
java-vmmigration/proto-google-cloud-vmmigration-v1/src/main/java/com/google/cloud/vmmigration/v1/UpgradeStatus.java