public java.lang.String getStep() {
        java.lang.Object ref = step_;
        if (!(ref instanceof java.lang.String)) {
          com.google.protobuf.ByteString bs = (com.google.protobuf.ByteString) ref;
          java.lang.String s = bs.toStringUtf8();
          step_ = s;
          return s;
        } else {
          return (java.lang.String) ref;
        }
      }
<pre>
The step the error occurred at.
</pre>

<code>string step = 1;</code>

@return The step.
java-workflow-executions/proto-google-cloud-workflow-executions-v1/src/main/java/com/google/cloud/workflows/executions/v1/Execution.java