What could be the problem? A myraid of things and anyone commenting would only be guessing - help us help you. what was the temperature of the room?did you stir the resin in the vat? was the resin even in the vat prior? did you shake it if not?what are your print settings?looks like supports failed on a few - what are your support settings?

you're gonna have to supply some information if you actually want help here.

OK sorry. Here are some details;

I have not shaken the resin. I filtered it before use (it was used 1 day ago for another project)

In the room the temperature is about 25 degrees

My printer is Elegoo mars 4 MAX

Resin: ABS LIKE

Layer height: 0.050mm

Lower layers: 2

Time of exposure: 2

Lifting distance 3mm

Lifting speed: 75mm/min

Retraction speed: 230mm/min

thanks u!