public Builder setScanConfigError(
        com.google.cloud.websecurityscanner.v1beta.ScanConfigError.Builder builderForValue) {
      if (scanConfigErrorBuilder_ == null) {
        scanConfigError_ = builderForValue.build();
      } else {
        scanConfigErrorBuilder_.setMessage(builderForValue.build());
      }
      bitField0_ |= 0x00000002;
      onChanged();
      return this;
    }
<pre>
If the scan encounters SCAN_CONFIG_ISSUE error, this field has the error
message encountered during scan configuration validation that is performed
before each scan run.
</pre>

<code>.google.cloud.websecurityscanner.v1beta.ScanConfigError scan_config_error = 2;</code>
java-websecurityscanner/proto-google-cloud-websecurityscanner-v1beta/src/main/java/com/google/cloud/websecurityscanner/v1beta/ScanRunErrorTrace.java