Message type: E = Error
Message class:  WV_RRM - Pricing: RRM Interface 
Message number: 105
Message text: Material group &1 contains no materials
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The SAP error message WV_RRM105 indicates that the specified material group (denoted by &1) does not contain any materials. This error typically arises in the context of material management or when trying to perform operations related to materials in a specific group.
Cause: Empty Material Group: The most straightforward cause is that the material group you are referencing does not have any materials assigned to it. Incorrect Material Group: The material group code may have been entered incorrectly, leading to a search in a non-existent or empty group. Data Deletion: Materials that were previously assigned to the group may have been deleted or moved to another group. Authorization Issues: In some cases, the user may not have the necessary authorizations to view the materials in that group.
Solution: Check Material Group: Verify that the material group you are referencing is correct. You can do this by navigating to the material group configuration in SAP. Add Materials: If the
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