Sense code 0821000A received with session activation failure

Problem statement
Session activation failed with the sense code 0821000A.
Common symptoms
An attempt to establish a session failed and the sense code 0821000A (mode table not found) was returned.
Probable cause
The sense code indicates that the mode table associated with the LU was not found.
User response
Verify that the specified table exists, and activate it.
Parent topic: Descriptions of common problems in APPN networks