Ensure the SQL Server (WinCC) service is running in Windows Services ( services.msc ).
Open and find Simatic Shell (usually at the bottom of the navigation pane). Right-click Simatic Shell and select Settings . a basic application could not be started wincc 75
WinCC is a complex system of interdependent services and processes. The “basic application” refers to one of the essential subsystems that WinCC needs to run, such as: Ensure the SQL Server (WinCC) service is running