errorDialog()

Displays an error dialog.

Synopsis

int errorDialog(dyn_errClass &error)

Parameters

Parameter	Meaning
error	Error message, for example, from getLastError()

Return value

The function returns 0 in normal operation or in the event of an error -1.

Error

An error is, for example, an invalid or missing argument.

Description

Displays an error dialog with the messages corresponding to the input parameter. Possible error texts are contained in the directory <wincc_oa_path>/msg/<lang> in the file _errors.cat. Errors are usually queried with getLastError().

Example

main()
{
   dyn_errClass err;
   dpSetWait("dp1.:_default.._value", 123);
   err=getLastError();
   // Call dialog
   if ( dynlen(err) ) errorDialog(err);
}

Assignment

Error

Availability