By kimot, 5 October, 2023

You can find out which files are linked via this command


And in spool file you can find results

Files Dependent On Specified File                                     
  Dependent File         Library       Dependency   JREF    Constraint
      FILE_1             LIBRARY1      Data            1              
      FILE_2             LIBRARY2      Data            1              

Then you can try first to delete member with same name in joined logical files

By kimot, 29 September, 2023

Code 4 -- Journal sequence number is at the maximum value.

Means that Sequence number is on maximum level (this is screenshot from MIMIX) :