Diagnosis
A system error occurred scheduling the transport dispatcher programRDDIMPDP as background job &V1& in client &V2&.

System Response
The program could not be scheduled.

Procedure
Log on to client &V2& as user DDIC and run the ABAP program RDDNEWPP inthe initial screen of the ABAP editor (Tools -> ABAP Workbench ->Development -> ABAP Editor) The standard password for user DDIC is'19920706'.
If RDDNEWPP does not report an error, the error has been removed.
If client &V2& is a client newly created by a client copy run and userDDIC does not exist there, create user DDIC in client &V2&. This can bedone, for example, by copying the user master data from a suitablesource client. Then try to run program RDDNEWPP.
If the first two steps are not successful, look in the system log formore information (Tools -> Administration -> Monitoring -> Systemlog)
If an error is reported by the lock administration diagnosis (Tools-> Administration -> Monitor -> Lock entries -> Extras -> Diagnosis
) this may have caused the error that occurred.
Try to schedule program RDDIMPDP in the initial ABAP Editor screen as abackground job to be executed immediately (Program -> Execute ->Background). Although this will not remove the error, it could giveyou further information about the cause.
If you can access the SAPNet - R/3 Frontend, search for the keyword'PU007'.