How To Fix AA999 - Error in internal tables & & & &

AA999 - Overview

• Message type: E = Error

• Message class: AA - Messages for Asset Accounting

• Message number: 999

• Message text: Error in internal tables & & & &

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.

AA999 - Details

• The SAP error message "AA999 Error in internal tables & & & &" is a generic error message that indicates there is an issue with internal tables in the Asset Accounting (AA) module. This error can occur due to various reasons, and it typically requires further investigation to identify the root cause.
  Possible Causes:
  
  Data Inconsistencies: There may be inconsistencies in the asset master data or transaction data that are causing the internal tables to fail.
  Custom Code Issues: If there are custom enhancements or modifications in the Asset Accounting module, they might be causing the error.
  System Bugs: There could be bugs in the SAP system or specific patches that need to be applied.
  
  Configuration Issues: Incorrect configuration settings in the Asset Accounting module can lead to errors in processing.
  Memory Issues: Insufficient memory allocation for the internal tables can also lead to this error.
  
  Solutions:
  
  
  Check for Data Inconsistencies:
  
  Use transaction codes like AS03 (Display Asset) to