Why my render image turn into green and have some artifact

I’m just learning blender, im using google colab for render and before I had no problem with rendering, but I made a mistake when setting the render and I don’t know how to restore it to the original. please help me

default setting

my mistake setting

anyone can help :frowning:

Can you please give more detail or screenshots from the blend file render settings. Or better yet upload the blend file.