How To Fix CY690 - Window ID is invalid.

CY690 - Overview

• 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: