Click . Wait for the utility to terminate all stuck background processes (like CCDmRuntime.exe , ScriptOS.exe , etc.) and refresh the environment. 4. Delete Corrupted Project Cache Files
[Verify OS & Updates] ➔ [Check License & User] ➔ [Configure SIMATIC_HMI] ➔ [Tweak Network Services] 1. Align Windows Build Compatibility & Apply Updates
Simatic WinCC 7.5 is a robust SCADA system, but it is notorious for the frustrating "A basic application could not be started" error. This message usually appears during the startup phase or when attempting to open Graphics Designer. It indicates that a core background process—often related to the database or security settings—has failed to initialize.
WinCC 7.5 / "A basic application could not be started" message a basic application could not be started wincc 75 best
If you want to narrow down the specific cause of your system crash, I can help you investigate further. Please let me know:
WinCC 7.5 relies heavily on Microsoft SQL Server and specific Windows security permissions to launch its background processes. When WinCC cannot initialize its core applications, it is usually due to:
This tool will automatically re-configure firewall rules, registry permissions, and DCOM settings required for WinCC 7.5 to communicate with its own components. 5. Check for Folder Permissions and DCF Files Delete Corrupted Project Cache Files [Verify OS &
This error typically appears during WinCC runtime startup. It means a core process (like the graphics runtime, alarm logging, or tag management) failed to launch. Common triggers include:
WinCC relies heavily on Microsoft SQL Server. If the SQL instance is corrupted or blocked, the application will not start. Update Microsoft Edge
WinCC 7.5 introduced stricter security protocols. If your Windows user account isn't part of the correct local groups, the "basic application" (the engine) will be blocked. It indicates that a core background process—often related
Resolving the WinCC 7.5 Error: "A basic application could not be started"
WinCC blocks project creation if the Windows account lacks authorization: