Message type: E = Error
Message class: /SAPAPO/DMRES -
Message number: 888
Message text: Default driver &1 already assigned to vehicle resource &2
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/SAPAPO/DMRES888
- Default driver &1 already assigned to vehicle resource &2 ?The SAP error message /SAPAPO/DMRES888 indicates that there is an issue with the assignment of a default driver to a vehicle resource in the SAP Advanced Planning and Optimization (APO) module. Specifically, the error states that the default driver you are trying to assign is already assigned to another vehicle resource.
Cause: Duplicate Assignment: The default driver is already linked to another vehicle resource, which prevents it from being assigned to the new vehicle resource.
Configuration Issues: There may be configuration settings in the system that restrict the assignment of drivers to multiple vehicles. Data Integrity Issues: There could be inconsistencies in the master data related to vehicle resources and drivers.
Solution: Check Current Assignments: Go to the relevant transaction in SAP (e.g., transaction /SAPAPO/DMRES or similar) to view the current assignments of drivers to vehicle resources. Identify which vehicle resource is currently using the default driver. Reassign the Driver: If the driver needs to be assigned to the new
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