How To Fix SV640 - Internal error: TVDIR_TAB-ENTRY lost

SV640 - Overview

• Message type: E = Error

• Message class: SV - View Maintenance: Customize Messages

• Message number: 640

• Message text: Internal error: TVDIR_TAB-ENTRY lost

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.

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SV640 - Details

• The SAP error message "SV640 Internal error: TVDIR_TAB-ENTRY lost" typically indicates an internal inconsistency or corruption in the SAP system's data structures, particularly related to the TVDIR_TAB, which is part of the system's internal tables used for various functionalities.
  
  Cause:
  
  Data Corruption: The error may arise due to data corruption in the internal tables, which can happen due to various reasons such as system crashes, improper shutdowns, or issues during data migration.
  Inconsistent System State: If there are inconsistencies in the system state, such as during upgrades or after applying patches, it can lead to this error.
  Custom Code Issues: Custom developments or modifications in the system might inadvertently lead to this error if they manipulate internal tables incorrectly.
  
  
  Solution:
  
  Check System Logs: Start by checking the system logs (transaction SM21) for any related errors or warnings that might provide more context about the issue.
  Run Consistency Checks: Use transaction codes like SE11 or SE14 to check