How to Fix "A Basic Application Could Not Be Started" in WinCC 7.5
Network binding issues frequently trigger startup application blocks, even on standalone engineering stations. Open File Explorer and click on . Locate Simatic Shell in the left-hand navigation pane.
WinCC relies on a dedicated instance of Microsoft SQL Server to manage tag logging, alarms, and project data. If this instance is stopped or corrupted, WinCC cannot launch its project manager. Open the panel ( services.msc ). Scroll down to find the service labeled SQL Server (WINCC) . a basic application could not be started wincc 75
Below is a comprehensive guide to understanding why this error occurs and the step-by-step methods required to resolve it. Understanding the Root Causes
WinCC 7.5 / "A basic application could not be started" message How to Fix "A Basic Application Could Not
If these are disabled or corrupted, basic applications fail to start.
In many persistent cases, Siemens experts recommend a clean OS reinstallation after all other troubleshooting steps have failed. This is often the most time‑efficient solution for deeply corrupted installations. WinCC relies on a dedicated instance of Microsoft
Locate the group named . Ensure your active Windows user account is listed as a member.
In the dialog box, select your primary, active network adapter (avoid choosing Wi-Fi adapters or virtual VPN adapters).