Message type: E = Error
Message class: MMRP01 - Rapid Planning Matrix
Message number: 199
Message text: Internal error occurred: subrow without corresponding main row
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MMRP01199
- Internal error occurred: subrow without corresponding main row ?The SAP error message MMRP01199 indicates that there is an internal inconsistency in the data related to material master records, specifically concerning the relationship between sub-rows and main rows in the material master data. This typically occurs in the context of material management and inventory management processes.
Cause: The error usually arises due to one of the following reasons: Data Inconsistency: There may be a mismatch or corruption in the material master data, where a sub-row (e.g., a specific view or detail of a material) exists without a corresponding main row (the primary record for that material). Database Issues: Problems with the database, such as incomplete updates or failed transactions, can lead to inconsistencies in the data. Custom Development: If there are custom programs or enhancements that manipulate material master data, they may inadvertently create inconsistencies.
Solution: To resolve the MMRP01199 error, you can take the following steps: Check Data Consistency: Use transaction codes like MM03 (Display Material) to
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