Error while Upgrading from 46 to 601

I am having this problem when I upgrade our IS and TN Server from 4.6 to 6.0.1. While starting up the server, it gives me the error below for all WmTN??? packages. Can anybody help? Thanks so much!

2003-08-07 17:26:31 EDT [ISS.0026.9102] Service ‘’ is not operational. To run this service, first recompile the