Solution : https://service.sap.com/sap/support/notes/1067668 (SAP Service marketplace login required)
Key words : 
terms disp+work msg_server gwrd icman icmon dpmon reason, document viewer display problems, incorrect transaction id, update request remains, t33 softcancel blocked, parameter gw/logging, client server technology, patch collection solves, icm patch collection, internet communication manager
Related Notes : 
       
| 1066603 | Incorrect transaction ID in ST01/ST05 | 
| 1066273 | Termination in message server in function NiSelClear | 
| 1064290 | Standalone enqueue server and standalone gateway | 
| 1062505 | Document Viewer display problems w/ intermode communication | 
| 1061018 | Trace indicators of SAP passport | 
| 1060660 | Update request remains in status 'init' | 
| 1058193 | DpHdlSoftCancel: T33 softcancel blocked (by Batch Input?) | 
| 1027208 | ThPlgCancel: MpiCancel failed | 
| 1013166 | ICM patch collection (7.10) | 
| 910919 | Setting up Gateway logging | 
| 851852 | ICM Patch Collection (7.00) | 
| 698017 | ICM Patch Collection (6.40) |