public Builder setErrorTrace(
        com.google.cloud.websecurityscanner.v1.ScanRunErrorTrace.Builder builderForValue) {
      if (errorTraceBuilder_ == null) {
        errorTrace_ = builderForValue.build();
      } else {
        errorTraceBuilder_.setMessage(builderForValue.build());
      }
      bitField0_ |= 0x00000200;
      onChanged();
      return this;
    }
<pre>
Output only. 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.v1.ScanRunErrorTrace error_trace = 10;</code>
java-websecurityscanner/proto-google-cloud-websecurityscanner-v1/src/main/java/com/google/cloud/websecurityscanner/v1/ScanRun.java