A Basic Application Could Not Be Started Wincc 7.5 Direct

Antivirus programs or aggressive Windows updates blocking Siemens background services. Step-by-Step Troubleshooting Network and Services

The phrase "check your software license" is a red herring. In many cases, the license is installed and active, but WinCC cannot communicate properly with the underlying services it relies on. A Basic Application Could Not Be Started Wincc 7.5

Press Win + R , type services.msc , and hit Enter. Locate SQL: Find the service named SQL Server (WINCC) . Press Win + R , type services

: On Windows 10 (20H2 or later), an outdated Microsoft Edge browser can interfere with the SQL Server instance. Update Edge to the latest version. Update Edge to the latest version

Common triggers include:

Always keep a copy of the Siemens Installation Logs ( %TEMP%\SIEMENS.log ). If all else fails, Siemens Technical Support will ask for this file to identify the missing application component.