/// <summary> /// Sends an error message. /// </summary> /// <param name="sourceLineNumbers">Source line numbers.</param> /// <param name="errorLevel">Level of the error message.</param> /// <param name="errorMessage">Error message string.</param> public void OnExtensionError(SourceLineNumberCollection sourceLineNumbers, ErrorLevel errorLevel, string errorMessage) { this.OnMessage(WixErrors.CompilerExtensionError(sourceLineNumbers, errorLevel, errorMessage)); }