ua.client.TdOPCUAClient.Log

dOPC Client Toolkit

If you want to fire a OnLog event you can use the method.

Delphi

procedure Log(LogSeverity: integer; LogType: cardinal; const LogMessage: string; Data: TuaObj);

C++

__fastcall Log(int LogSeverity, unsigned LogType, const AnsiString LogMessage, TuaObj Data);