@java.lang.Override
      public Builder clone() {
        return super.clone();
      }
<pre>
Error describes why the execution was abnormally terminated.
</pre>

Protobuf type {@code google.cloud.workflows.executions.v1.Execution.Error}
java-workflow-executions/proto-google-cloud-workflow-executions-v1/src/main/java/com/google/cloud/workflows/executions/v1/Execution.java