DFS0442A VSAM RDF/CIDF BAD DBD=dbdname DD=ddname
Explanation
Before writing a VSAM control interval, the record definition field (RDF) and the control interval definition field (CIDF) were checked and found to be invalid or inconsistent with the record format required by IMS.
System action
The application program terminates abnormally.
Programmer response
Use the database recovery procedure to reconstruct the database in error.