Prints Compressing?

Sometime when I do a print, it doesn’t complete it but the printer says complete, and it almost seems 'compressed' as in some layers are 'missing'.

Settings: 215 degrees 60 degrees bed Initial layer 5mms Main speed 70mms White elegoo pla filament Using Cura slicer Ender 3v2 Printer running the Ender 3v2 professional firmware (from GitHub)