When encountering the issue where a basic application could not be started in WinCC 7.5, there are several steps and potential solutions you can explore to resolve the problem. WinCC (Windows Control Center) is a supervisory control and data acquisition (SCADA) system from Siemens, used for monitoring and controlling industrial processes. Here are some steps to troubleshoot and possibly fix the issue:
The error "A basic application could not be started" is a common hurdle for engineers working with SIMATIC WinCC V7.5. It typically appears when attempting to create a new project or open an existing one, effectively locking you out of the WinCC Explorer. While the message often suggests checking your license, the root cause is frequently related to environment mismatches, SQL Server glitches, or OS compatibility. a basic application could not be started wincc 75 best
Check License via ALM: Open the Automation License Manager (ALM) and ensure your license (RC for configuration or RT for runtime) is correctly activated and visible. If the license is missing or invalid, the "basic application" will fail to initialize. When encountering the issue where a basic application
"A basic application could not be started" in WinCC 7.5 (and later) Rebuild the project data using WinCC Configuration Tool
WinCC Configuration Tool (Start → Siemens Automation → WinCC → Tools).C:\Program Files (x86)\SIEMENS\WinCCC:\Program Files\Microsoft SQL Server\MSSQL$WINCC)