How To Fix CJ643 - No log exists

SAP Error Message - Details

• Message type: E = Error

• Message class: CJ - Project master data and structure

• Message number: 643

• Message text: No log exists

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 CJ643 - No log exists ?

  The SAP error message CJ643 ("No log exists") typically occurs in the context of project management and controlling, particularly when dealing with project-related transactions or reports. This error indicates that there is no log available for the operation you are trying to perform, which can happen for several reasons.
  Causes:
  
  No Data Available: The specific project or WBS element you are trying to access may not have any logs created yet. This can happen if no activities or transactions have been recorded against that project.
  Incorrect Selection Criteria: The selection criteria you are using to retrieve logs may not match any existing records. This could be due to incorrect dates, project numbers, or other filters.
  Authorization Issues: You may not have the necessary authorizations to view the logs for the project or WBS element.
  System Configuration: There may be configuration issues in the system that prevent logs from being generated or displayed.
  
  Solutions:
  
  Check Project Data: Ensure that the project or WBS element you are trying to access has been set up correctly and that there are transactions recorded against it.
  Review Selection Criteria: Double-check the selection criteria you are using. Make sure that the project number, dates, and other filters are correct and relevant.
  Authorization Check: Verify that you have the necessary authorizations to view logs for the project. You may need to contact your SAP security administrator to check your permissions.
  Consult Documentation: Review SAP documentation or help resources related to the specific transaction or report you are using to ensure you are following the correct procedures.
  System Configuration: If you suspect a configuration issue, consult with your SAP Basis or configuration team to ensure that the system is set up correctly to generate logs.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as CJ20N (Project Builder), CJ03 (Display WBS), or CJ88 (Settlement) to navigate project management functionalities.
  SAP Notes: Check SAP Notes for any known issues or patches related to the error message CJ643. SAP Notes can provide specific guidance or fixes for known problems.
  User Forums: Engage with SAP community forums or user groups where similar issues may have been discussed. Other users may have encountered the same error and can provide insights or solutions.
  
  If the issue persists after trying the above solutions, it may be beneficial to escalate the matter to your SAP support team for further investigation.