How To Fix GLT1001 - Internal error: Entry &1/&2/&3 not found in T8G20

SAP Error Message - Details

• Message type: E = Error

• Message class: GLT1 - Split processor: Maintain control tables

• Message number: 001

• Message text: Internal error: Entry &1/&2/&3 not found in T8G20

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message GLT1001 - Internal error: Entry &1/&2/&3 not found in T8G20 ?

  The SAP error message GLT1001, which states "Internal error: Entry &1/&2/&3 not found in T8G20," typically indicates that the system is trying to access a specific entry in the T8G20 table, but it cannot find it. This table is related to the General Ledger (GL) and is used for various financial processes.
  Cause:
  
  Missing Data: The entry that the system is trying to access may not exist in the T8G20 table. This could be due to data not being properly maintained or missing due to a previous error during data entry or migration.
  Configuration Issues: There may be a configuration issue in the system that is causing the application to look for an entry that should not be there.
  Transport Issues: If the system has recently undergone a transport of changes, it is possible that the T8G20 table was not included or was not properly updated.
  Custom Development: If there are custom programs or enhancements that interact with the T8G20 table, they may be incorrectly coded or not handling certain scenarios properly.
  
  Solution:
  
  Check the T8G20 Table: Use transaction SE11 or SE16 to check the contents of the T8G20 table. Look for the specific entry that corresponds to the parameters &1, &2, and &3 in the error message.
  Data Maintenance: If the entry is indeed missing, you may need to create it manually or ensure that the relevant data is correctly maintained in the system.
  Review Configuration: Check the configuration settings related to the General Ledger and ensure that all necessary settings are in place.
  Transport Review: If the issue arose after a transport, review the transport logs and ensure that all necessary objects were included and properly imported.
  Debugging: If you have access to debugging tools, you can trace the program that is generating the error to identify the exact point of failure and the conditions leading to the error.
  Consult Documentation: Review SAP notes and documentation related to the GLT1001 error for any specific recommendations or patches that may address the issue.
  
  Related Information:
  
  SAP Notes: Check SAP's support portal for any notes related to GLT1001 or T8G20. There may be specific fixes or recommendations provided by SAP.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SE11 (Data Dictionary), SE16 (Data Browser), and SM21 (System Log) for troubleshooting.
  Support Community: Consider reaching out to the SAP Community or forums for additional insights from other users who may have encountered similar issues.
  
  If the problem persists after trying the above solutions, it may be necessary to involve your SAP Basis or technical team for further investigation.