How To Fix TPDA116 - Internal error in structure display: Expand failed

SAP Error Message - Details

• Message type: E = Error

• Message class: TPDA - Debugger

• Message number: 116

• Message text: Internal error in structure display: Expand failed

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 TPDA116 - Internal error in structure display: Expand failed ?

  The SAP error message TPDA116, which states "Internal error in structure display: Expand failed," typically occurs when there is an issue with the display of data structures in the SAP system. This error can arise due to various reasons, including inconsistencies in the data, issues with the underlying data model, or problems with the SAP GUI.
  Causes:
  
  Data Inconsistencies: There may be inconsistencies or corruption in the data that the system is trying to display.
  SAP GUI Issues: Sometimes, the problem can be related to the version of the SAP GUI being used. An outdated or incompatible version may lead to display errors.
  Memory Issues: Insufficient memory or resources on the client machine can also cause display issues.
  Custom Code or Enhancements: If there are custom developments or enhancements in the system, they might interfere with the standard display logic.
  System Bugs: There may be bugs in the SAP system itself that lead to this error.
  
  Solutions:
  
  Check for Data Consistency: Use transaction codes like SE11 (Data Dictionary) or SE16 (Data Browser) to check the relevant tables for inconsistencies. You may need to run consistency checks or repair tools if inconsistencies are found.
  Update SAP GUI: Ensure that you are using the latest version of the SAP GUI. If not, update it to the latest version compatible with your SAP system.
  Clear Cache: Sometimes, clearing the SAP GUI cache can resolve display issues. You can do this by deleting the contents of the cache folder.
  Check for Custom Code: Review any custom code or enhancements that might be affecting the display of structures. If necessary, disable them temporarily to see if the error persists.
  Increase Memory Allocation: If you suspect memory issues, try increasing the memory allocation for the SAP GUI or the client machine.
  Contact SAP Support: If the issue persists after trying the above solutions, it may be necessary to contact SAP support for further assistance. Provide them with detailed information about the error, including the steps to reproduce it.
  
  Related Information:
  
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that might address this specific error. SAP frequently releases notes that provide fixes or workarounds for known issues.
  Transaction Codes: Familiarize yourself with transaction codes like ST22 (Dump Analysis) and SM21 (System Log) to check for any related dumps or logs that might provide more context about the error.
  System Logs: Review system logs for any additional error messages or warnings that could be related to the issue.
  
  By following these steps, you should be able to diagnose and potentially resolve the TPDA116 error in your SAP system.