How To Fix AM844 - Key length 0. No update of entry & &

SAP Error Message - Details

• Message type: E = Error

• Message class: AM - Business Address Services

• Message number: 844

• Message text: Key length 0. No update of entry & &

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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Smart SAP Assistant

• What is the cause and solution for SAP error message AM844 - Key length 0. No update of entry & & ?

  The SAP error message AM844 ("Key length 0. No update of entry & &") typically occurs in the context of Asset Accounting (FI-AA) when there is an attempt to update an asset record, but the key length for the asset is zero. This means that the system is unable to identify the asset record properly, which prevents any updates from being made.
  Causes:
  
  Missing or Incorrect Asset Master Data: The asset master data may not have been created correctly, or it may be missing entirely.
  Data Corruption: There could be corruption in the database or inconsistencies in the asset records.
  Configuration Issues: Incorrect configuration settings in the Asset Accounting module may lead to this error.
  Custom Development: If there are custom programs or enhancements that interact with asset records, they may not be handling the data correctly.
  
  Solutions:
  
  Check Asset Master Data: Verify that the asset master data exists and is complete. Ensure that all required fields are filled out correctly.
  Review Configuration: Check the configuration settings in the Asset Accounting module to ensure they are set up correctly.
  Database Consistency Check: Run a database consistency check to identify and resolve any inconsistencies in the asset records.
  Debugging: If the error occurs during a custom program execution, debug the program to identify where the key length is being set to zero.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error message or provide patches.
  Consult Documentation: Review the SAP documentation for Asset Accounting to ensure that all processes are being followed correctly.
  
  Related Information:
  
  Transaction Codes: You may want to use transaction codes like AS01 (Create Asset), AS02 (Change Asset), and AS03 (Display Asset) to manage asset records.
  SAP Support: If the issue persists, consider reaching out to SAP Support for assistance, especially if it appears to be a bug or requires deeper investigation.
  User Forums: Check SAP community forums or other user groups for similar issues and solutions shared by other users.
  
  By following these steps, you should be able to identify the root cause of the AM844 error and implement a solution to resolve it.