die Hilfe hilft da weiter
ZitatAutoItSetOption: RunErrorsFatal
RunErrorsFatal Sets if the script should terminate with a fatal error if a Run/RunWait function fails due to bad paths/file not found/Bad login IDs:
1 = fatal error (default)
0 = silent error (@error set to 1)
also
[autoit]AutoItSetOption( "RunErrorsFatal", 0)
[/autoit]