No source system ID exists for source system (logical system)

Hello Guys :

I Have a particular Case.

We arein an upgrade from BI 3.5 to 7 and to Sap NW 7

Our BI conlsutant inform us about this error in the monitor of Administrator WOrkbenck

Requests (messages): Everything OK

Extraction (messages): Errors occurred

Data request received

Data selection scheduled

17585 Records sent ( 17585 Records received ) ---> Yellow

Data selection ended

Transfer (IDocs and TRFC): Missing messages or warnings

Info IDoc 1 : Application document posted

Info IDoc 2 : Application document posted

Info IDoc 3 : Application document posted

Info IDoc 4 : Application document posted

Data Package 1 : arrived in BW ; Processing : Data packet not yet processed --Yellow

Processing (data packet): Errors occurred - RED

Update PSA ( 17585 Records posted ) : No errors --> Green

Transfer Rules ( 17585 Records ) : Errors occurred

Master data received. Processing being started.

Record 1 :No source system ID exists for source system (logical system) DEVCLT200

Record :No source system ID exists for source system (logical system) DEVCLT200

Too many error records - update terminated

Whe checked and tested the logical systems and are OK , this is to weird because everything elseis working fine about logical systems.

Regards