Session Expired OAS 4.0.8.1

Hi,
we are struggling to get the HttpSession to work. We took the example from the OAS Servlet guide (Example 4-1 Creating a JServlet session). It consistently leads to the 'Session Expired' OAS message when called more than once.
What are we doing wrong? Is there any patch we should apply?
Thankx, Jan

My experience with wrksf, on Mandrake 7.0 (RH 6.1+) is that wrksf starts at first, then bails after about a second.
I have a couple cartridges installed, C and Perl, and it starts those cartridges up and then fails. I don't get the same error message that you do, but there is an error in the wrb.log:
`OWS-10911: Throwing exception for reason: wrkpGetProperty 2 `
`OWS-04793: Operation oracle_OAS_System_CartridgeServerFactory_create_nwreturns exception IDL:omg.org/CORBA/UNKNOWN:1.0 `
I'm not sure what this is all about, but it does start up my cartridges at first, because I specified a mininum number to start up initially, and a minimum number of instances.
They just don't come back if terminated, since wrksf isn't there.
BTW, this is the same error I encountered when, on NT, I compiled a c cartridge with Metroworks CodeWarrior instead of MS Visual C++ v6.0. So I wonder if this has something to do with compiler incompatibility, if wrksf was compiled with a different compiler from the rest of OAS. While compilers don't usually matter for C, they do for C++, and all binaries and libraries must be compiled with the same compiler/linker to work together.
Just a stab in the dark.
rob

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