622

Explanation
A task entered from a Time Sharing Option (TSO)
terminal ended for one of the following reasons: The system encountered one of the following errors while constructing
control blocks for TSO: The system encountered a multiple-step procedure.
The prompting task ended abnormally.

The terminal user signaled ATTN during LOGON scheduling.
The user submitting the job disconnected his or her terminal from
the system.
The terminal malfunctioned.

System action
In cases 1, the system issued messages to the
terminal describing the error conditions.

System programmer response
If the problem recurs and if the program
is not in error, search problem reporting data bases for a fix for
the problem. If no fix exists, contact the IBM® Support Center. Provide the terminal sheet
available and a record of the current display on the graphics device.

Programmer response
In the first case, respond to the messages
accompanying this abend: For case 1a, specify a different procedure or consult your system
programmer.  Try running the job again.
For case 1b, consult your system programmer.

In the second case, LOGON again; make sure that you do
not signal ATTN inadvertently.
In the third case, try running
the job again when the terminal is reconnected to the system.
In
the fourth case, contact hardware support.

Source
Time Sharing Option Extensions (TSO/E)