map not working on prboom

[Zerthex]

https://drive.google.com/file/d/0B6V9rJ251TaObXFqR2wtN1U0b3c/view?usp=sharing

could somebody get my freedoom map edit working please... its based on the freedoom story that voros is doing..

[Voros]

The new starting point is not so bad. Could use a bit more work.

And also, the original map is 333 kb big. So how come this map 192 kb?

[Zerthex]

Voros said:

The new starting point is not so bad. Could use a bit more work.

And also, the original map is 333 kb big. So how come this map 192 kb?

i have no clue