How To Fix CMT2026 - Adjusting data for expansion

SAP Error Message - Details

• Message type: E = Error

• Message class: CMT2 - Add-On Version: Message Class in CM Environment

• Message number: 026

• Message text: Adjusting data for expansion

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CMT2026 - Adjusting data for expansion ?

  The SAP error message CMT2026, which states "Adjusting data for expansion," typically occurs in the context of SAP's Controlling (CO) module, particularly when dealing with cost center accounting or internal orders. This error can arise during various processes, such as when trying to post costs or when running reports that involve cost allocations.
  Cause:
  The error CMT2026 is generally caused by one of the following issues:
  
  
  Data Inconsistencies: There may be inconsistencies in the data related to cost centers, internal orders, or other controlling objects. This can happen if the master data has not been properly maintained or if there are discrepancies in the allocation structure.
  
  
  Missing Configuration: The configuration settings for the controlling area, cost centers, or internal orders may not be set up correctly. This can include missing assignment of cost elements or incorrect settings in the allocation structure.
  
  
  Incorrect Posting Period: The posting period may be closed or not open for the transaction you are trying to execute, leading to issues with data adjustments.
  
  
  Data Volume: Large volumes of data being processed can sometimes lead to performance issues or timeouts, resulting in this error.
  
  
  Solution:
  To resolve the CMT2026 error, you can take the following steps:
  
  
  Check Master Data: Verify that all relevant master data (cost centers, internal orders, etc.) is correctly maintained and consistent. Ensure that all necessary attributes and assignments are in place.
  
  
  Review Configuration: Go through the configuration settings in the controlling area to ensure that everything is set up correctly. This includes checking the allocation structure, cost element assignments, and any other relevant settings.
  
  
  Open Posting Period: Ensure that the posting period is open for the transactions you are trying to execute. If the period is closed, you may need to open it or post in a different period.
  
  
  Analyze Data Volume: If the error is related to data volume, consider breaking down the transaction into smaller batches or optimizing the data processing.
  
  
  Check Logs and Traces: Use transaction codes like SLG1 (Application Log) or ST22 (Dump Analysis) to check for any additional error messages or dumps that can provide more context about the issue.
  
  
  Consult SAP Notes: Look for relevant SAP Notes that may address this specific error. SAP frequently updates its knowledge base with solutions for known issues.
  
  
  Contact Support: If the issue persists after trying the above steps, consider reaching out to SAP support for further assistance.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as KSB1 (Cost Centers: Actual Line Items), KOB1 (Orders: Actual Line Items), and KSV5 (Plan/Actual Comparison).
  Documentation: Review SAP documentation related to Controlling and the specific processes you are working with to ensure compliance with best practices.
  User Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, providing insights or solutions from other users' experiences.
  
  By following these steps, you should be able to identify and resolve the underlying cause of the CMT2026 error in SAP.