Sage CRM

Dears, I'm trying to do an integration between sage 7.0 and accpac 5.5 and when i try to open a session i get an error "Class not registered (Exception from HRESULT: 0x80040154 (REGDB_E_CLASSNOTREG)) " i tried every solution online the target machine…

another qustion on this context "Workflow" when i go to new case or new opportuinty and then press new custome entity the system bring for me the rule for case or opportuinty last select not rule for custome entity any help