public java.lang.String getFieldName() {
      java.lang.Object ref = fieldName_;
      if (!(ref instanceof java.lang.String)) {
        com.google.protobuf.ByteString bs = (com.google.protobuf.ByteString) ref;
        java.lang.String s = bs.toStringUtf8();
        fieldName_ = s;
        return s;
      } else {
        return (java.lang.String) ref;
      }
    }
<pre>
Indicates the full name of the ScanConfig field that triggers this error,
for example "scan_config.max_qps". This field is provided for
troubleshooting purposes only and its actual value can change in the
future.
</pre>

<code>string field_name = 2;</code>

@return The fieldName.
java-websecurityscanner/proto-google-cloud-websecurityscanner-v1beta/src/main/java/com/google/cloud/websecurityscanner/v1beta/ScanConfigError.java