How to load gMod maps in CS1.6

counter-strikegarrys-mod

If is that possible, how can I load gMod maps in CS1.6? I tried to start HLDS with that GM map and I get this error:

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Best Answer

Source games use a significantly newer version of BSP than GoldSrc does.

You might be able to open a Garry's Mod map in Counter-Strike: Source due to it using a similar game engine, but not in Counter-Strike 1.6.