Outdated or corrupted graphics card (GPU) or audio drivers.
Delete any generated .vwf (waveform) files associated with your source media. Reset EDIUS User Settings
A very common cause for unexpected freezing is a specific transition. If the error occurs during playback, the issue is likely at the exact moment the freeze happens. edius is not responding due to unexpected issues
Plugins can cause EDIUS to freeze, especially when multiple effects are applied simultaneously. In some configurations, even turning on GPU acceleration for NewBlue plugins leads to crashes, while the same plugins function properly when GPU acceleration is disabled.
User workflow & UX
Before changing software settings, verify that your computer hardware and background processes are not causing EDIUS to freeze.
The root of the "EDIUS is not responding" error often stems from several primary sources: Outdated or corrupted graphics card (GPU) or audio drivers
Type in the Windows search bar and open it.