INZU664E CREDENTIALS OF TYPE 'LOCAL' ARE REQUIRED FOR THE TARGET INSTANCE instance_name FOR USER user_name.
Explanation
Optim™ High Performance Unload cannot process the expected task because credentials of type 'local' relative to the Db2® instance mentioned must be defined for the user concerned, in order for this task to be successful. These credentials cannot be found, but they must exist in order to establish a connection to the Db2 database concerned by this task. This task might be the loading side of an automatic migration execution.