World Editor Crashing

When I make JASS triggers World Editor Unlimited crashes sometimes when I try to save it. Why is this happening and how can I fix it?

answer don't use it or give us an better explaination. you propaly used the comment instead of custom sprict though

-Av3n

1. Missing endifs
2. Missing endloops
3. Missing endfunctions
4. Various errors inside loops or ifs