problem with compiling?

[DarthMark]

when i compile i get huge problems, i left my map for about 2 weeks and i came back 2 it 2day. I started added a cave to my map but i ran into problems. It sed error with compilimng u have gone over 300 sides

 

does anyone know a way around it?

 

i wud b grateful for any responses

[RichDiesal]

Figure out which brush has over 300 sides (it should list the brush number). If it's a small brush you can do without, then delete it. If it's a big brush you need, break it up into smaller chunks with the clip tool.

 

If it's a small brush, I bet you used CSG Subtract.