Message type: E = Error
Message class: /SAPAPO/DMRES -
Message number: 804
Message text: Reference resource from resource &1 is unknown
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/SAPAPO/DMRES804
- Reference resource from resource &1 is unknown ?The SAP error message /SAPAPO/DMRES804 indicates that there is an issue with a reference resource in the SAP Advanced Planning and Optimization (APO) module. Specifically, the message states that the reference resource from resource &1 is unknown. This typically occurs in the context of demand management or production planning when the system cannot find the specified resource.
Cause: Resource Not Defined: The resource specified in the error message may not be defined in the system. This could happen if the resource was deleted or never created. Incorrect Configuration: There may be a configuration issue where the resource is not properly linked to the planning object or master data. Data Inconsistency: There could be inconsistencies in the master data, such as missing or incorrect entries in the resource master data. Transport Issues: If the system has recently undergone a transport of changes, the resource may not have been included or properly activated in the target system.
Solution: Check
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