How To Fix CN899 - Convert matchcode: &

SAP Error Message - Details

• Message type: E = Error

• Message class: CN - Meldungen für Netzpläne

• Message number: 899

• Message text: Convert matchcode: &

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 CN899 - Convert matchcode: & ?

  The SAP error message CN899, which states "Convert matchcode: &", typically occurs in the context of SAP's construction and project management modules, particularly when dealing with matchcodes for various objects. This error can arise due to several reasons, including issues with data consistency, missing entries, or problems with the matchcode configuration itself.
  Causes:
  
  Missing or Inconsistent Data: The error may occur if the system is trying to access a matchcode that does not exist or if the data related to the matchcode is incomplete or inconsistent.
  Configuration Issues: There may be issues with the configuration of the matchcode itself, such as incorrect settings or missing parameters.
  Database Issues: Problems with the underlying database, such as corruption or missing entries, can also lead to this error.
  Authorization Issues: Sometimes, the user may not have the necessary authorizations to access certain matchcodes, leading to this error.
  
  Solutions:
  
  Check Data Consistency: Verify that all necessary data entries related to the matchcode are present and consistent. This may involve checking the relevant tables and ensuring that all required fields are filled out correctly.
  Review Matchcode Configuration: Go to the matchcode configuration settings in the SAP system and ensure that everything is set up correctly. This may involve checking the matchcode object and its associated fields.
  Database Integrity Check: Perform a database integrity check to ensure that there are no issues with the underlying data. This may involve running specific SAP transactions or database tools to identify and fix any problems.
  User Authorizations: Ensure that the user encountering the error has the necessary authorizations to access the matchcode. This may involve checking user roles and permissions in the SAP system.
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes or patches that may address this specific error. SAP frequently releases updates and fixes for known issues.
  
  Related Information:
  
  Transaction Codes: You may want to use transaction codes like SE11 (Data Dictionary), SE16 (Data Browser), or SE78 (SAP Archive Link) to investigate the underlying data and matchcode configurations.
  SAP Community: Engaging with the SAP Community forums can provide insights from other users who may have encountered similar issues.
  SAP Support: If the issue persists, consider reaching out to SAP Support for assistance, especially if it is affecting critical business processes.
  
  By following these steps, you should be able to diagnose and resolve the CN899 error in your SAP system.