Message type: E = Error
Message class:  VCH_HL_LOVC2AVC_COPY - Messages of LO-VC to AVC Model Copying process 
Message number: 011
Message text: Constraint net &1 (&2): Assignment of constraints failed
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The SAP error message VCH_HL_LOVC2AVC_COPY011 indicates that there is an issue with the assignment of constraints in the context of a specific operation, likely related to the handling of constraints in a planning or production environment. The message typically includes placeholders like &1 and &2, which represent specific identifiers related to the constraints that are causing the issue.
Cause: The error can occur due to several reasons, including: Constraint Conflicts: There may be conflicting constraints that cannot be satisfied simultaneously. This can happen if the constraints are mutually exclusive or if they are set up in a way that they cannot coexist. Data Integrity Issues: There might be issues with the data integrity in the system, such as missing or incorrect entries in the master data or transaction data that are required for the constraints to be evaluated correctly. Configuration Errors: Incorrect configuration of the planning or production environment can lead to this error. This
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