A Basic Application Could - Not Be Started Wincc 7.5

The error message "A Basic Application Could Not Be Started" in WinCC 7.5!

: Real-time protection (like Windows Defender) can block critical files during installation. A Basic Application Could Not Be Started Wincc 7.5

Step 2: Verify the Installation

• Note: This will clear logged tags and alarms, but it is often necessary to fix startup corruption.

2. Microsoft SQL Server Issues

• Open Siemens License Manager and confirm the runtime license is listed and valid.
• If using USB dongle, verify it’s recognized; try another USB port.

• Ensure runtime user has access to project folders, logging folders, and registry keys.
• Avoid mapped network drives for runtime project files—use local paths or supported network configurations.

• Go to Control Panel → Programs → Siemens WinCC → Repair