From Valve Developer Community
Revision as of 12:12, 1 October 2015 by ProZak
Incompatible with Source SDK Base 2013 (19th September 2015)
Renaming "game_shader_generic_eshader_2013.dll" to "game_shader_dx6.dll" should fix this.
The shaders that's included with this seems to be incompatible with the latest SDK. Can anyone confirm this?
Specifically I'm talking about