Mesa warning: couldn't open libtxc_dxtn.so, software DXTn compression/decompression unavailable
Mesa warning: User called no-op dispatch function (an unsupported extension function?)
Mesa warning: User called no-op dispatch function (an unsupported extension function?)
Mesa warning: User called no-op dispatch function (an unsupported extension function?)
Mesa warning: User called no-op dispatch function (an unsupported extension function?)
Mesa: User error: GL_INVALID_VALUE in vbo_VertexAttribI4iv