Thanks for your resonse. I never had problems editing the file when they were open in CICS. Actually the files are not synchronised every few minutes of the day, meaning you can always edit the file i ...
ER121-Logical error 12 was returned by VSAM on R1 SYS00008 DEVV.PMI.PEPMDU1.AISMAST."
When the file is edited and closed in TSO and refreshed in CICS, generally a KSDS does not gives this error. It i ...