dOPC Client Toolkit
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dOPCDA.TdOPCItemList.CheckOPCErrors

CheckOPCErrors reports if the last operation of one or more TdOPCItem objects in the list failed.

procedure CheckOPCErrors(Caption: string; MakeException: boolean = true);
__fastcall CheckOPCErrors(AnsiString Caption, boolean MakeException = true);

The Caption parameter is used for the dialog box title. If the MakeException parameter is False,the method displays a message box, otherwise it raises an exception.

TdOPCItem.LastError

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