Flexlm 7.2 LIC file use on Flexlm 9.2 display error -73 ?

1.I made a LIC file for a software protect by Flexlm 7.2, it OK
2.but when it use on a new version software protect by Flexlm 9.2, it display
Flexlm error -73,125: Local checkout filter rejected request.
3.carefulness read the FLEXlm latest information "Flex2004.htm" by CrackZ , i set the 2 bad flag with 0 and 1. but it still display the same error -73,125:
4.is there anyone know what is the problem and how to deal with it?

Regards,
hanzi