Message type: E = Error
Message class:  VC2OD_DMT_ASSIST - Message Class for Dependency Maintenance Table 
Message number: 011
Message text: String operations are not allowed (&1)
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The SAP error message VC2OD_DMT_ASSIST011 with the description "String operations are not allowed (&1)" typically occurs in the context of SAP's Variant Configuration (VC) or when dealing with data migration tools. This error indicates that there is an attempt to perform string operations on a data type that does not support such operations.
Cause: Data Type Mismatch: The error often arises when the system expects a certain data type (like a numeric or structured type) but receives a string instead. This can happen during data processing or transformation tasks. Incorrect Configuration: If the configuration settings for the variant or the data migration tool are not set up correctly, it may lead to this error. Invalid Input: The input data being processed may contain unexpected characters or formats that are not compatible with the expected operations.
Solution: Check Data Types: Review the data types being used in the operation. Ensure that the data being processed is of
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