PrintOperation.getError
void getError()Call this when the result of a print operation is [gtk.types.PrintOperationResult.Error].
It can be called either after [gtk.print_operation.PrintOperation.run] returns, or in the [gtk.print_operation.PrintOperation.done] signal handler.
The returned [glib.error.ErrorWrap] will contain more details on what went wrong.
Throws
[ErrorWrap]