Solution : https://service.sap.com/sap/support/notes/106412 (SAP Service marketplace login required)
Key words : 
convention <host>_<sid>_<instanz>, component 'bc-dwb-dic-ac', component bc-dwb-dic-ac, problems additional key words cdcls, executed 'control ->data transfer->stop', execute 'control ->data transfer->optimize', notethat similar notes exist, execute 'control->delete entry', profile parameter 'rdisp/myname', 'control -> data transfer -> stop'
Related Notes : 
       
| 358385 | Missing change documents after upgrade | 
| 325130 | Conversion of Tables EDIDOC & CDCLS, Rel. 4.6C/D | 
| 173330 | Conversion of tables EDIDOC & CDCLS Release 4.6 | 
| 147337 | Additional info for upgrade to Release 4.0B SR | 
| 141465 | Conversion of tables EDIDOC & CDCLS, Release 4.5 | 
| 128649 | Additional Info: Install/Upgrade Thai Version 40B | 
| 108328 | DBIF_RSQL_NO_MEMORY during access to cluster table | 
| 99834 | Additions to upgrade from Rel. 2.2x to 4.0B | 
| 91709 | Addition upgrade to 4.0B | 
| 89384 | Checking cluster tables with R3check | 
| 19466 | Downloading SAP kernel patches |