Solution : https://service.sap.com/sap/support/notes/416327 (SAP Service marketplace login required)
Key words :
WP restart, cancel from sm50 / sm51 , ABEND 04E ICLS1065I ICLS1064ECEEDUMP
Related Notes :
| 415747 | DB2/390: Multiple DB2 threads per work process |
| 81737 | DB2-z/OS: APAR List |