CBR5871I Illegal transfer length on volume volser.
Explanation
An I/O error has occurred on one of the optical disk drives. The optical disk drive returned a fault code of X'29', indicating that the LaserDrive 1200 received a Command Block with a Transfer Length and Logical Block Address that specify a data transfer which extends beyond the end of the media on volume volser.
System action
The I/O operation is stopped.
Operator response
Notify the service representative.
System programmer response
For information on optical drive fault codes, consult LASERDRIVE** 1200 Engineering Specification. If the problem recurs and if the program is not in error, search problem reporting databases for a fix for the problem. If no fix exists, contact the IBM® Support Center. Obtain the logrec data set error record.
Source
Object Access Method (OAM)
Routing Code
4
Descriptor Code
4