How To Fix CO126 - Maintain all data

SAP Error Message - Details

• Message type: E = Error

• Message class: CO - PPC order processing messages

• Message number: 126

• Message text: Maintain all data

Self-Explanatory Message

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.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CO126 - Maintain all data ?

  The SAP error message CO126 ("Maintain all data") typically occurs in the context of controlling (CO) module transactions, particularly when dealing with cost centers, internal orders, or other controlling objects. This error indicates that there is missing or incomplete data that needs to be maintained before proceeding with the transaction.
  Cause:
  The error can arise due to several reasons, including:
  
  Incomplete Master Data: Required fields in the master data for cost centers, internal orders, or other controlling objects are not filled out.
  Missing Validity Dates: The validity dates for the controlling objects may not be set correctly, leading to the system not recognizing the data as valid.
  Authorization Issues: The user may not have the necessary authorizations to maintain or view the required data.
  Configuration Issues: There may be configuration settings in the controlling area that are not properly set up.
  
  Solution:
  To resolve the CO126 error, you can take the following steps:
  
  
  Check Master Data:
  
  Navigate to the relevant master data (e.g., cost center, internal order) and ensure that all required fields are filled out.
  Make sure that the master data is active and valid for the period you are trying to work with.
  
  
  
  Review Validity Dates:
  
  Ensure that the validity dates for the controlling objects are correctly set. The start and end dates should encompass the period you are working in.
  
  
  
  Verify Authorizations:
  
  Check if the user has the necessary authorizations to maintain the data. If not, contact your SAP security administrator to grant the required permissions.
  
  
  
  Consult Configuration:
  
  If you have access to configuration settings, review the controlling area settings to ensure everything is configured correctly.
  
  
  
  Use Transaction Codes:
  
  Use transaction codes like KS01 (Create Cost Center), KO01 (Create Internal Order), or KP26 (Maintain Plan Data) to check and maintain the necessary data.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help files for specific details on the data requirements for the controlling objects you are working with.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes in the CO module, such as KSB1 (Cost Centers: Actual Line Items), KOB1 (Orders: Actual Line Items), etc.
  SAP Notes: Check SAP Notes for any known issues or patches related to the CO126 error.
  User Forums: Engage with SAP community forums or user groups for additional insights and solutions from other users who may have encountered the same issue.
  
  By following these steps, you should be able to identify and resolve the underlying cause of the CO126 error in SAP.