Type ParaAry(Par1 as string,Par2 as string,Par3 as int)
Dim Para As ParaAry
Para.Initialize
Para.Par1="a"
Para.Par2="b"
Para.Par3=9"
startActivityForResult(Para)
This is a duplicate post. You have already been told the correct way to use StartActivityForResult. Your error is related to the translation between the Java code and B4A code.