Code:

[16:36:21.939] INFO Failed to link shader program: vertex shader particle_quad_velocity_color.vs and pixel shader particle_soft.fs [16:36:21.939] INFO ERROR: Input of fragment shader 'v_Forward' not written by vertex shader ERROR: Input of fragment shader 'v_Push' not written by vertex shader [16:36:21.940] INFO Failed to link shader program for technique colorvelocity [16:36:21.940] INFO Failed to link shader program: vertex shader particle_quad_color_flip.vs and pixel shader particle_soft.fs [16:36:21.940] INFO ERROR: Input of fragment shader 'v_Forward' not written by vertex shader ERROR: Input of fragment shader 'v_Push' not written by vertex shader [16:36:21.941] INFO Failed to link shader program for technique ColorFlipbook [16:36:21.941] INFO Failed to link shader program: vertex shader particle_string.vs and pixel shader particle_soft.fs [16:36:21.941] INFO ERROR: Input of fragment shader 'v_Forward' not written by vertex shader ERROR: Input of fragment shader 'v_Push' not written by vertex shader [16:36:21.942] INFO Failed to link shader program for technique string [16:36:21.985] INFO Failed to link shader program: vertex shader particle_quad_velocity.vs and pixel shader particle_soft.fs [16:36:21.985] INFO ERROR: Input of fragment shader 'v_Forward' not written by vertex shader ERROR: Input of fragment shader 'v_Push' not written by vertex shader [16:36:21.986] INFO Failed to link shader program for technique velocity [16:36:21.986] INFO Failed to link shader program: vertex shader particle_quad_velocity_color.vs and pixel shader particle_soft.fs [16:36:21.986] INFO ERROR: Input of fragment shader 'v_Forward' not written by vertex shader ERROR: Input of fragment shader 'v_Push' not written by vertex shader [16:36:21.987] INFO Failed to link shader program for technique colorvelocity [16:38:59.462] ERROR /pa/terrain/ice/textures/base/ice_tile_material.papa: open failed [16:38:59.462] ERROR Failed to load texture resource /pa/terrain/ice/textures/base/ice_tile_material.papa [16:20:13.614] ERROR WorldAudioHandle::stop - Unexpected null handle (multiple of these)