A Basic Application Could Not | Be Started Wincc 75

: Ensure your Windows version matches the WinCC 7.5 requirements. For instance, using WinCC 7.5 SP2 on newer Windows 10/11 builds often requires Update 15 or higher to resolve startup errors.

Although WinCC often gives specific license errors, a severely mismatched or missing license (e.g., RT vs. RC, or insufficient tags) can sometimes manifest as "basic application could not be started" during early runtime initialization. a basic application could not be started wincc 75