How To Fix CRM_POOL_LINK_API126 - You can only change one date

SAP Error Message - Details

• Message type: E = Error

• Message class: CRM_POOL_LINK_API - Messages API Pool Linkage

• Message number: 126

• Message text: You can only change one date

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 CRM_POOL_LINK_API126 - You can only change one date ?

  The SAP error message CRM_POOL_LINK_API126 ("You can only change one date") typically occurs in the SAP Customer Relationship Management (CRM) module when a user attempts to modify multiple date fields in a transaction or document where only one date change is allowed at a time. This restriction is often in place to maintain data integrity and ensure that the system processes changes correctly.
  Cause:
  
  Multiple Date Changes: The primary cause of this error is that the user is trying to change more than one date field simultaneously in a CRM transaction, which the system does not allow.
  Business Logic: The underlying business logic or configuration may dictate that only one date can be modified at a time to prevent inconsistencies in the data.
  
  Solution:
  
  Change One Date at a Time: Review the fields you are trying to modify and ensure that you only change one date field at a time. After saving the first change, you can then proceed to change another date if necessary.
  Check Configuration: If you believe that the system should allow multiple date changes, consult with your SAP administrator or technical team to review the configuration settings related to date handling in the CRM module.
  Review Documentation: Check the SAP documentation or help resources for any specific guidelines related to the transaction you are working on. There may be additional constraints or requirements that need to be followed.
  
  Related Information:
  
  Transaction Codes: Identify the specific transaction code where the error occurs, as this can help in troubleshooting.
  SAP Notes: Search for relevant SAP Notes or Knowledge Base Articles (KBAs) that may address this specific error or provide additional context.
  User Permissions: Ensure that the user has the necessary permissions to make changes to the date fields in question.
  Testing: If possible, replicate the issue in a test environment to better understand the conditions that lead to the error.
  
  If the issue persists after following these steps, it may be beneficial to reach out to SAP support or your internal IT team for further assistance.