Resolution

Use the VOLUPD function of the CTTMUP utility to set the correct sequence number (VOLSEQ=3).

Figure 26 Sample JCL for the VOLUPD Function

//I600INDB JOB  ,IOA600,MSGCLASS=X,CLASS=A                             

//*  THIS JOB UPDATES THE MDB ACCORDING TO USER'S INPUT               

//CTTMUP  EXEC CTTMUP                                                   

//SYSIN    DD *                                                        

TYPERUN    MODE=NORMAL                                                

VOLUPD     VOLSER=DBA003,VOLSEQ=3

/*                                                                     

//