I WILL POST THAT YOU TOLD ME
when I create a new or when I open a MAP the hammer crash, always... but when I run with valve mods doesn't crash....
Steps taken to fix my problem:
1.- Reinstall the drivers, or install the new drivers of my videocard, is a nvidia gforce 5500 FX 128mb...
2.- Reinstall Sin emergence SDK.
3.- Reset the sdk content.
4.- Resource the cache files.
5.- Run hammer and still crash...
You can see Here