Solution: Re-initialization of UCEVENT VSAM
The file must contain at least one dummy record. Therefore, repeat the initialization steps. The name UC4Q.UCEVENT.VSAM.V11 is here an example. Take the name from your system's UCEVENT VSAM.
//INITVSAM EXEC PGM=IDCAMS
//SYSPRINT DD SYSOUT=*
//OUT1 DD DISP=SHR,DSN=UC4Q.UCEVENT.VSAM.V11
//SYSIN DD *
REPRO INFILE(IN1) OFILE(OUT1)
//IN1 DD *
DUMMY
/*
To check content of VSAM please submit this jobstep:
//INITVSAM EXEC PGM=IDCAMS
//SYSPRINT DD SYSOUT=*
//OUT1 DD DISP=SHR,DSN=UC4Q.UCEVENT.VSAM.V11
//SYSIN DD *
PARM GRAPHICS(CHAIN(SN))
PRINT INFILE(OUT1)
/*