How To Fix 68640 - System error while reading internal table GT_TZB29T

68640 - Overview

• Message type: E = Error

• Message class: 68 - Message for DARWIN Loans (continued)

• Message number: 640

• Message text: System error while reading internal table GT_TZB29T

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.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message 68640 - System error while reading internal table GT_TZB29T ?

  The SAP error message "68640 System error while reading internal table GT_TZB29T" typically indicates an issue related to the internal processing of data within the SAP system, specifically concerning the internal table GT_TZB29T. This error can arise due to various reasons, including data inconsistencies, memory issues, or problems with the program logic.
  Possible Causes:
  
  Data Inconsistencies: There may be inconsistencies or corruption in the data that the internal table is trying to read.
  Memory Issues: The system may be running low on memory, which can lead to issues when trying to read or process large internal tables.
  Program Logic Errors: There could be a bug or error in the ABAP code that is manipulating the internal table.
  Database Issues: Problems with the underlying database, such as locks or corruption, can also lead to this error.
  Transport Issues: If the table structure or data was recently transported from another system, there may be issues with the transport.
  
  Solutions:
  
  Check