How To Fix /BDL/D-891 - Attempted modification of service period failed: session not found

SAP Error Message - Details

• Message type: E = Error

• Message class: /BDL/D- -

• Message number: 891

• Message text: Attempted modification of service period failed: session not found

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /BDL/D-891 - Attempted modification of service period failed: session not found ?

  The SAP error message /BDL/D-891 Attempted modification of service period failed: session not found typically occurs in the context of SAP Business Data Management (BDM) or related modules where service periods are being modified. This error indicates that the system is unable to find a valid session for the operation you are trying to perform, which can be due to several reasons.
  Causes:
  
  Session Timeout: The session may have timed out due to inactivity, leading to the inability to modify the service period.
  Incorrect Session Handling: The application may not be correctly managing sessions, leading to a situation where the session is not recognized.
  User Authorization Issues: The user may not have the necessary authorizations to modify the service period, which can sometimes manifest as session-related errors.
  Technical Issues: There may be underlying technical issues with the SAP system, such as database connectivity problems or application server issues.
  
  Solutions:
  
  Refresh the Session: Log out and log back into the SAP system to refresh your session. This can often resolve session-related issues.
  Check User Authorizations: Ensure that the user has the necessary permissions to modify the service period. This may involve checking roles and authorizations in the user profile.
  Increase Session Timeout: If session timeouts are frequent, consider increasing the session timeout settings in the SAP system configuration.
  Review Application Logs: Check the application logs (transaction SLG1) for any additional error messages or warnings that may provide more context about the issue.
  Consult SAP Notes: Look for relevant SAP Notes or Knowledge Base Articles (KBAs) that may address this specific error. SAP frequently updates its documentation with solutions for known issues.
  Contact SAP Support: If the issue persists, consider reaching out to SAP Support for assistance. Provide them with detailed information about the error, including the steps leading up to it and any relevant logs.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes that may be involved in the process you are working on, such as those related to service period management.
  System Configuration: Review the configuration settings related to session management and service period handling in your SAP system.
  User Training: Ensure that users are trained on how to properly manage sessions and understand the implications of session timeouts.
  
  By following these steps, you should be able to diagnose and resolve the error message /BDL/D-891 Attempted modification of service period failed: session not found.