How To Fix CY690 - Window ID is invalid.

SAP Error Message - Details

• Message type: E = Error

• Message class: CY - Capacity Requirements Planning

• Message number: 690

• Message text: Window ID is invalid.

What causes this issue?

An unambiguous Gantt chart with this window ID has not yet been
created.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

The error can only arise due to incorrect programming. You should
contact SAP.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CY690 - Window ID is invalid. ?

  The SAP error message "CY690 Window ID is invalid" typically occurs in the context of SAP's graphical user interface (GUI) or when dealing with certain transactions that involve window management. This error can arise due to various reasons, including issues with the configuration, user settings, or even temporary glitches in the SAP system.
  Causes:
  
  Invalid Window ID: The error indicates that the system is trying to reference a window ID that does not exist or is not recognized.
  Session Management Issues: If there are issues with how sessions are managed in the SAP GUI, it can lead to this error.
  Corrupted GUI Installation: A corrupted installation of the SAP GUI can lead to various errors, including this one.
  User Authorizations: Lack of proper authorizations to access certain transactions or windows can also trigger this error.
  System Configuration Issues: Misconfigurations in the SAP system or the specific transaction being used can lead to this error.
  
  Solutions:
  
  Restart SAP GUI: Close and reopen the SAP GUI. This can resolve temporary glitches.
  Clear Cache: Clear the SAP GUI cache. Sometimes, cached data can cause issues.
  Check User Authorizations: Ensure that the user has the necessary authorizations to access the transaction or window.
  Reinstall SAP GUI: If the problem persists, consider reinstalling the SAP GUI to ensure that all components are correctly installed.
  Check for Updates: Ensure that you are using the latest version of the SAP GUI. Updates may contain fixes for known issues.
  Contact SAP Support: If none of the above solutions work, it may be necessary to contact SAP support for further assistance. They can provide more specific guidance based on the system configuration and logs.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues related to this error. SAP frequently publishes notes that address specific error messages and provide solutions or workarounds.
  Transaction Codes: If this error occurs during a specific transaction, note the transaction code and check for any related documentation or forums for additional insights.
  System Logs: Review system logs (SM21) for any additional error messages or warnings that may provide context for the issue.
  
  By following these steps, you should be able to diagnose and resolve the "CY690 Window ID is invalid" error in SAP.