Troubleshooting "A Basic Application Could Not Be Started" in WinCC 7.5
Alternatively, use the tool. You can find this in the WinCC installation directory (usually bin folder). Running this script terminates all background WinCC processes safely. 4. Verify SQL Server (WinCC Instance) WinCC 7.5 uses a specific SQL instance named WINCC . Press Win + R , type services.msc , and hit Enter. Locate SQL Server (WINCC) . A Basic Application Could Not Be Started Wincc 7.5
Ensure there are no spaces, dots, or special characters (like @, #, %) in the folder names. 3. Reset the WinCC Project Troubleshooting "A Basic Application Could Not Be Started"
Sometimes the internal project status gets "stuck" in a running state even when it's closed. Close WinCC completely. or special characters (like @