during installation. Antivirus solutions, including Windows Defender, can block installation components and corrupt the setup process.
Use the Siemens Compatibility Tool to verify your OS build number against your WinCC version. For example, WinCC 7.5 SP2 might require specific updates (like Update 15) to run on Windows 10 22H2. 2. Run the Reset_WinCC.vbs Tool
To resolve the "A basic application could not be started" error in WinCC 7.5, follow these step-by-step troubleshooting procedures:
: Recent OS updates have altered security policies or DCOM settings.
Check the Siemens Industry Online Support (SIOS) site to download the latest update. 2. Add User to SIMATIC HMI Group WinCC requires specific user rights to start its services.
: Use the reset_wincc.vbs tool (found in the WinCC installation directory) to clear stuck processes, then restart your computer.
Locate the group, double-click it, click Add , type your active Windows user profile name, and click OK.
A crash during a previous save can leave temporary or corrupted files ( .dcf files) in your project directory. Step-by-Step Solutions to Resolve the Error