I must correct parts of my last stmt- I said:
>> I will get now only WRITE calls (not exactly what documentation says) Correct is: It does pass control to the PROCESS exit (when 0 at OPEN is given) and honors the RC given at return of PROCESS (just as the manual says). BUT what is left is the quirk that there is no way to stop the ASAM90 from opening SYSADAT file. -- Martin Pi_cap_CPU - all you ever need around MWLC/SCRT/CMT in z/VSE more at http://www.picapcpu.de