: 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.
: Ensure your computer name uses only standard alphanumeric characters . a basic application could not be started wincc 75 best
: If the computer name contains special characters (like underscores), the SQL instance may install incorrectly, leading to this error . : Open the Automation License Manager (ALM) and
Navigate to C:\Program Files (x86)\Siemens\WinCC\bin (or similar path) and run or use CCCleaner.exe -terminate via command line. : If the computer name contains special characters
If the above steps fail, users in the Siemens Support Forum suggest checking for software conflicts, such as having and WinCC V7.x installed on the same machine, which are often incompatible.
Several factors can contribute to the "A basic application could not be started" error in WinCC 7.5. Some of the most common causes include:
