If the system is unable to execute an integration process properly, check whether the system was able to create a runtime version of the integration process.
The general prerequisites for executing integration processes have been satisfied.
See: Checking Prerequisites for Executing Integration Processes
If this column displays the entry XBQO$PE_WS90100008, for example, then the workflow number is WS90100008.
The return code must be 0. If this is not the case, check the activation log for detailed error messages that will help you analyze the problem further.
See also: Analyzing an Integration Process in the Runtime Cache