When I play my custom zombies map I have been working on the zombies don't spawn. Which is weird because it worked whenever I tested it before. Please help!!!

how do i add pictures to a post????? please help i have a custom zombies map i want to put on this and i can't find how to add pics.

Please help me whenever i play my custom map it gives me 500000 points instead of 500. Someone please help me.