SAP Message B1668 - Another Process is Running for Conversion &1 -> &2

Diagnosis
While a conversion is running, you cannot start any further processesfor the test run. Depending on the size of the dataset in the system,this process can last a long time.

Procedure
Check whether all the conversion processes in the corresponding systemare complete (online or background processing), or whether they haveterminated due to a program error. If a process has terminatedabnormally, first solve the error and delete the conversion log, thenrestart the process.