Most likely you hardware can't handle shadows. Mind posting your PC Specs?
if you can't run higher shaders I'm pretty sure they get greyed out
Compile failed on shaders/renderCsm_vert.glsl:ERROR: 0:2: " : extension 'GL_EXT_texture_array' is not supportedWARNING: 0:3: extension 'GL_EXT_texture_array' is not supportedERROR: renderCsm_prog shader compilation failed, disabling shaders Regenerating Shadow Map FBOs...
[quote author=Ticonderoga link=topic=215469.msg6115963#msg6115963 date=1354503684]Graphics: Intel(R) HD Graphics 3000
there's your problem
This, most likely.Update your drivers anyway.
blockland shaders don't like intel integrated graphics. you likely won't be able to run them for a long time, if ever.