public com.google.cloud.websecurityscanner.v1beta.ScanRunErrorTrace.Builder
        getErrorTraceBuilder() {
      bitField0_ |= 0x00000200;
      onChanged();
      return getErrorTraceFieldBuilder().getBuilder();
    }
<pre>
If result_state is an ERROR, this field provides the primary reason for
scan's termination and more details, if such are available.
</pre>

<code>.google.cloud.websecurityscanner.v1beta.ScanRunErrorTrace error_trace = 10;</code>
java-websecurityscanner/proto-google-cloud-websecurityscanner-v1beta/src/main/java/com/google/cloud/websecurityscanner/v1beta/ScanRun.java