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Message type: E = Error
Message class: STREX - Message for TREX ABAP Client
Message number: 518
Message text: Preprocessor Node
Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.
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STREX518
- Preprocessor Node ?The SAP error message STREX518 typically relates to issues encountered during the execution of a preprocessor node in the context of SAP BW (Business Warehouse) or SAP HANA. This error can occur for various reasons, often linked to data processing or transformation tasks.
Cause:
- Data Type Mismatch: The error may arise if there is a mismatch in the expected data types during the transformation process.
- Missing Data: If the preprocessor node is trying to access data that is not available or is incomplete, it can trigger this error.
- Configuration Issues: Incorrect configuration of the data flow or transformation settings can lead to this error.
- Performance Issues: If the system is under heavy load or if there are performance bottlenecks, it may cause the preprocessor to fail.
- Incorrect Logic in Transformation: If there are errors in the logic defined in the transformation rules, it can lead to this error.
Solution:
- Check Data Types: Ensure that the data types in the source and target are compatible. Adjust the transformation rules if necessary.
- Validate Data: Check the data being processed to ensure that it is complete and meets the expected criteria.
- Review Configuration: Go through the configuration of the data flow and transformation settings to ensure they are set up correctly.
- Monitor System Performance: Check the system performance and resource utilization. If the system is under heavy load, consider optimizing the process or scheduling it during off-peak hours.
- Debug Transformation Logic: Review the transformation logic for any errors or inconsistencies. Use the debugging tools available in SAP to trace the execution and identify the point of failure.
Related Information:
RSA1
(Data Warehousing Workbench) to analyze the data flow and transformations.If the problem persists after trying the above solutions, it may be beneficial to consult with SAP support for further assistance.
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