SAP NetWeaver 04 Linux - startsap failed

I have finished installing SAP NetWeaver 04 - SAP Web Application Server on Linux (testdrive version).

The installation was successful but when I try to start SAP startsap the

following messsage appears:

start profile not found.

(I ran startsap under user nw4adm )

any ideas ?

Thanks and regards,

Yuval Cohen Sharir