How To Fix TSGEN015 - Error while storing the group 'parallel_generators' in table RZLLITAB

SAP Error Message - Details

• Message type: E = Error

• Message class: TSGEN - Messages For Transaction SGEN

• Message number: 015

• Message text: Error while storing the group 'parallel_generators' in table RZLLITAB

What causes this issue?

An error occurred while accessing the table RZLLITAB.

System Response

The system attempts to store the group of the application servers that
you chose for parallel generation, in table RZLLITAB. The reason for
why the access failed may be, for example, that access to this table is
currently blocked by another user.

How to fix this error?

Call transaction RZ12 (CCMS: RFC Server Group Maintenance) to check the
definition of the group. If access to table RZLLITAB is being blocked
by another user, you are told this directly after calling the
transaction.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message TSGEN015 - Error while storing the group 'parallel_generators' in table RZLLITAB ?

  The SAP error message TSGEN015, which indicates an error while storing the group 'parallel_generators' in table RZLLITAB, typically relates to issues in the generation or storage of parallel processing configurations in the SAP system. Here are some potential causes, solutions, and related information for this error:
  Causes:
  
  Database Issues: There may be problems with the database connection or the database itself, such as corruption or lack of space.
  Authorization Issues: The user may not have the necessary authorizations to write to the RZLLITAB table.
  Configuration Errors: There may be inconsistencies or errors in the configuration of parallel processing settings.
  System Bugs: There could be bugs in the SAP system or specific patches that need to be applied.
  
  Solutions:
  
  
  Check Database Status:
  
  Ensure that the database is up and running without issues. Check for any locks or errors in the database logs.
  Verify that there is sufficient space in the database.
  
  
  
  Review Authorizations:
  
  Check the user authorizations to ensure that the user has the necessary permissions to modify the RZLLITAB table.
  Use transaction SU53 to analyze authorization issues after the error occurs.
  
  
  
  Check Configuration:
  
  Review the configuration settings related to parallel processing. Ensure that all settings are correctly defined and there are no inconsistencies.
  Use transaction RZ10 to check profile parameters related to parallel processing.
  
  
  
  System Logs and Dumps:
  
  Check the system logs (transaction SM21) and short dumps (transaction ST22) for any related errors that could provide more context on the issue.
  Look for any specific error messages that might indicate the root cause.
  
  
  
  Apply Support Packages:
  
  If the issue is due to a known bug, check for any available support packages or notes from SAP that address this specific error.
  Use transaction SNOTE to apply relevant SAP Notes.
  
  
  
  Restart the Application Server:
  
  In some cases, restarting the application server can resolve temporary issues that may be causing the error.
  
  
  
  Contact SAP Support:
  
  If the issue persists after trying the above solutions, consider reaching out to SAP Support for further assistance. Provide them with detailed information about the error and the steps you have already taken.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SM21 (System Log), ST22 (Dump Analysis), SU53 (Authorization Check), and RZ10 (Profile Parameters).
  SAP Notes: Search for SAP Notes related to TSGEN015 or parallel processing issues in the SAP Support Portal.
  Documentation: Review SAP documentation on parallel processing and configuration to ensure that all settings are correctly implemented.
  
  By following these steps, you should be able to diagnose and potentially resolve the TSGEN015 error in your SAP system.