[Linux] Black screen problem on start

[Dr. Quantum]

When I start the game I only get a black screen and the process appears to be stuck, no matter how long I wait. Log file shows no real problem. Any help would be much appreciated.

Log:

ERROR: ld.so: object '/home/thomas/.local/share/Steam/ubuntu12_32/gameoverlayrenderer.so' from LD_PRELOAD cannot be preloaded (wrong ELF class: ELFCLASS32): ignored.
Setting breakpad minidump AppID = 263420
Steam_SetMinidumpSteamID:  Caching Steam ID:  76561198042495191 [API loaded no]
on/Probably Archery/ProbablyArchery_Data/Mono/etc'

Selecting FBConfig
GLX_FBCONFIG_ID=114
GLX_BUFFER_SIZE=32
GLX_DOUBLEBUFFER=1
GLX_RED_SIZE=8
GLX_GREEN_SIZE=8
GLX_BLUE_SIZE=8
GLX_ALPHA_SIZE=8
GLX_DEPTH_SIZE=24
GLX_STENCIL_SIZE=8
GLX_SAMPLES_ARB=0
GLX_SAMPLE_BUFFERS_ARB=0
GLX_CONFIG_CAVEAT=NONE

Desktop is 1366 x 768 @ 60 Hz
GLX Extensions: GLX_ARB_create_context GLX_ARB_create_context_profile GLX_ARB_create_context_robustness GLX_ARB_fbconfig_float GLX_ARB_framebuffer_sRGB GLX_ARB_get_proc_address GLX_ARB_multisample GLX_EXT_import_context GLX_EXT_visual_info GLX_EXT_visual_rating GLX_EXT_fbconfig_packed_float GLX_EXT_framebuffer_sRGB GLX_EXT_create_context_es2_profile GLX_EXT_create_context_es_profile GLX_MESA_copy_sub_buffer GLX_MESA_multithread_makecurrent GLX_MESA_query_renderer GLX_MESA_swap_control GLX_OML_swap_method GLX_OML_sync_control GLX_SGI_make_current_read GLX_SGI_swap_control GLX_SGI_video_sync GLX_SGIS_multisample GLX_SGIX_fbconfig GLX_SGIX_pbuffer GLX_SGIX_visual_select_group GLX_EXT_texture_from_pixmap GLX_INTEL_swap_event GLX_EXT_buffer_age 
OpenGL:
    Version:  OpenGL 3.0 [3.0 Mesa 17.2.3]
    Renderer: Mesa DRI Intel(R) HD Graphics 520 (Skylake GT2) x86/MMX/SSE2
    Vendor:   Intel Open Source Technology Center
    VRAM:     3072 MB
    Extensions: GL_ARB_multisample GL_EXT_abgr GL_EXT_bgra GL_EXT_blend_color GL_EXT_blend_minmax GL_EXT_blend_subtract GL_EXT_copy_texture GL_EXT_polygon_offset GL_EXT_subtexture GL_EXT_texture_object GL_EXT_vertex_array GL_EXT_compiled_vertex_array GL_EXT_texture GL_EXT_texture3D GL_IBM_rasterpos_clip GL_ARB_point_parameters GL_EXT_draw_range_elements GL_EXT_packed_pixels GL_EXT_point_parameters GL_EXT_rescale_normal GL_EXT_separate_specular_color GL_EXT_texture_edge_clamp GL_SGIS_generate_mipmap GL_SGIS_texture_border_clamp GL_SGIS_texture_edge_clamp GL_SGIS_texture_lod GL_ARB_framebuffer_sRGB GL_ARB_multitexture GL_EXT_framebuffer_sRGB GL_IBM_multimode_draw_arrays GL_IBM_texture_mirrored_repeat GL_3DFX_texture_compression_FXT1 GL_ARB_texture_cube_map GL_ARB_texture_env_add GL_ARB_transpose_matrix GL_EXT_blend_func_separate GL_EXT_fog_coord GL_EXT_multi_draw_arrays GL_EXT_secondary_color GL_EXT_texture_env_add GL_EXT_texture_filter_anisotropic GL_EXT_texture_lod_bias GL_INGR_blend_func_separate GL_NV_blend_square GL_NV_light_max_exponent GL_NV_texgen_reflection GL_NV_texture_env_combine4 GL_S3_s3tc GL_SUN_multi_draw_arrays GL_ARB_texture_border_clamp GL_ARB_texture_compression GL_EXT_framebuffer_object GL_EXT_texture_compression_s3tc GL_EXT_texture_env_combine GL_EXT_texture_env_dot3 GL_MESA_window_pos GL_NV_packed_depth_stencil GL_NV_texture_rectangle GL_ARB_depth_texture GL_ARB_occlusion_query GL_ARB_shadow GL_ARB_texture_env_combine GL_ARB_texture_env_crossbar GL_ARB_texture_env_dot3 GL_ARB_texture_mirrored_repeat GL_ARB_window_pos GL_EXT_stencil_two_side GL_EXT_texture_cube_map GL_NV_depth_clamp GL_APPLE_packed_pixels GL_ARB_draw_buffers GL_ARB_fragment_program GL_ARB_fragment_shader GL_ARB_shader_objects GL_ARB_vertex_program GL_ARB_vertex_shader GL_ATI_draw_buffers GL_ATI_texture_env_combine3 GL_ATI_texture_float GL_EXT_shadow_funcs GL_EXT_stencil_wrap GL_MESA_pack_invert GL_NV_primitive_restart GL_ARB_depth_clamp GL_ARB_fragment_program_shadow GL_ARB_half_float_pixel GL_ARB_occlusion_query2 GL_ARB_point_sprite GL_ARB_shading_language_100 GL_ARB_sync GL_ARB_texture_non_power_of_two GL_ARB_vertex_buffer_object GL_ATI_blend_equation_separate GL_EXT_blend_equation_separate GL_OES_read_format GL_ARB_color_buffer_float GL_ARB_pixel_buffer_object GL_ARB_texture_compression_rgtc GL_ARB_texture_float GL_ARB_texture_rectangle GL_EXT_packed_float GL_EXT_pixel_buffer_object GL_EXT_texture_compression_dxt1 GL_EXT_texture_compression_rgtc GL_EXT_texture_rectangle GL_EXT_texture_sRGB GL_EXT_texture_shared_exponent GL_ARB_framebuffer_object GL_EXT_framebuffer_blit GL_EXT_framebuffer_multisample GL_EXT_packed_depth_stencil GL_APPLE_object_purgeable GL_ARB_vertex_array_object GL_ATI_separate_stencil GL_EXT_draw_buffers2 GL_EXT_draw_instanced GL_EXT_gpu_program_parameters GL_EXT_texture_array GL_EXT_texture_integer GL_EXT_texture_sRGB_decode GL_EXT_timer_query GL_OES_EGL_image GL_ARB_copy_buffer GL_ARB_depth_buffer_float GL_ARB_draw_instanced GL_ARB_half_float_vertex GL_ARB_instanced_arrays GL_ARB_map_buffer_range GL_ARB_texture_rg GL_ARB_texture_swizzle GL_ARB_vertex_array_bgra GL_EXT_texture_swizzle GL_EXT_vertex_array_bgra GL_NV_conditional_render GL_AMD_conservative_depth GL_AMD_draw_buffers_blend GL_AMD_seamless_cubemap_per_texture GL_AMD_shader_stencil_export GL_ARB_ES2_compatibility GL_ARB_blend_func_extended GL_ARB_debug_output GL_ARB_draw_buffers_blend GL_ARB_draw_elements_base_vertex GL_ARB_explicit_attrib_location GL_ARB_fragment_coord_conventions GL_ARB_provoking_vertex GL_ARB_sample_shading GL_ARB_sampler_objects GL_ARB_seamless_cube_map GL_ARB_shader_stencil_export GL_ARB_shader_texture_lod GL_ARB_texture_cube_map_array GL_ARB_texture_gather GL_ARB_texture_multisample GL_ARB_texture_query_lod GL_ARB_texture_rgb10_a2ui GL_ARB_uniform_buffer_object GL_ARB_vertex_type_2_10_10_10_rev GL_EXT_provoking_vertex GL_EXT_texture_snorm GL_MESA_texture_signed_rgba GL_NV_texture_barrier GL_ARB_get_program_binary GL_ARB_robustness GL_ARB_separate_shader_objects GL_ARB_shader_bit_encoding GL_ARB_shader_precision GL_ARB_texture_compression_bptc GL_ARB_timer_query GL_ARB_transform_feedback2 GL_ARB_transform_feedback3 GL_ANGLE_texture_compression_dxt3 GL_ANGLE_texture_compression_dxt5 GL_ARB_compressed_texture_pixel_storage GL_ARB_conservative_depth GL_ARB_internalformat_query GL_ARB_map_buffer_alignment GL_ARB_shader_atomic_counters GL_ARB_shader_image_load_store GL_ARB_shading_language_420pack GL_ARB_shading_language_packing GL_ARB_texture_storage GL_ARB_transform_feedback_instanced GL_EXT_framebuffer_multisample_blit_scaled GL_EXT_transform_feedback GL_AMD_shader_trinary_minmax GL_ARB_ES3_compatibility GL_ARB_arrays_of_arrays GL_ARB_clear_buffer_object GL_ARB_compute_shader GL_ARB_copy_image GL_ARB_explicit_uniform_location GL_ARB_framebuffer_no_attachments GL_ARB_invalidate_subdata GL_ARB_program_interface_query GL_ARB_robust_buffer_access_behavior GL_ARB_shader_image_size GL_ARB_shader_storage_buffer_object GL_ARB_stencil_texturing GL_ARB_texture_query_levels GL_ARB_texture_storage_multisample GL_ARB_texture_view GL_ARB_vertex_attrib_binding GL_KHR_debug GL_KHR_robustness GL_KHR_texture_compression_astc_ldr GL_ARB_buffer_storage GL_ARB_clear_texture GL_ARB_internalformat_query2 GL_ARB_multi_bind GL_ARB_query_buffer_object GL_ARB_seamless_cubemap_per_texture GL_ARB_shader_draw_parameters GL_ARB_shader_group_vote GL_ARB_texture_mirror_clamp_to_edge GL_ARB_texture_stencil8 GL_ARB_vertex_type_10f_11f_11f_rev GL_EXT_shader_integer_mix GL_INTEL_performance_query GL_ARB_clip_control GL_ARB_conditional_render_inverted GL_ARB_cull_distance GL_ARB_derivative_control GL_ARB_get_texture_sub_image GL_ARB_pipeline_statistics_query GL_ARB_shader_texture_image_samples GL_ARB_texture_barrier GL_ARB_transform_feedback_overflow_query GL_EXT_polygon_offset_clamp GL_KHR_blend_equation_advanced GL_KHR_blend_equation_advanced_coherent GL_KHR_context_flush_control GL_KHR_robust_buffer_access_behavior GL_ARB_shader_atomic_counter_ops GL_ARB_shader_ballot GL_ARB_shader_clock GL_EXT_shader_samples_identical GL_KHR_no_error GL_KHR_texture_compression_astc_sliced_3d GL_MESA_shader_integer_functions 
Setting maxVSyncInterval to 4
GL: disabling shadows on Intel 9xx (buggy)
GL: disabling framebuffer blit, antialiasing, SRGB on Intel
GL: Detected 3072 MB VRAM
Total system RAM: 7930 MiB
Initialize engine version: 4.6.7f1 (bb67e21913cc)
AudioManager: Using PulseAudio: Default Output Device
Begin MonoManager ReloadAssembly
Platform assembly: /home/thomas/.local/share/Steam/steamapps/common/Probably Archery/ProbablyArchery_Data/Managed/UnityEngine.dll (this message is harmless)
Loading /home/thomas/.local/share/Steam/steamapps/common/Probably Archery/ProbablyArchery_Data/Managed/UnityEngine.dll into Unity Child Domain
Platform assembly: /home/thomas/.local/share/Steam/steamapps/common/Probably Archery/ProbablyArchery_Data/Managed/Assembly-CSharp-firstpass.dll (this message is harmless)
Loading /home/thomas/.local/share/Steam/steamapps/common/Probably Archery/ProbablyArchery_Data/Managed/Assembly-CSharp-firstpass.dll into Unity Child Domain
Platform assembly: /home/thomas/.local/share/Steam/steamapps/common/Probably Archery/ProbablyArchery_Data/Managed/Assembly-CSharp.dll (this message is harmless)
Loading /home/thomas/.local/share/Steam/steamapps/common/Probably Archery/ProbablyArchery_Data/Managed/Assembly-CSharp.dll into Unity Child Domain
Platform assembly: /home/thomas/.local/share/Steam/steamapps/common/Probably Archery/ProbablyArchery_Data/Managed/Assembly-UnityScript-firstpass.dll (this message is harmless)
Loading /home/thomas/.local/share/Steam/steamapps/common/Probably Archery/ProbablyArchery_Data/Managed/Assembly-UnityScript-firstpass.dll into Unity Child Domain
Platform assembly: /home/thomas/.local/share/Steam/steamapps/common/Probably Archery/ProbablyArchery_Data/Managed/Assembly-UnityScript.dll (this message is harmless)
Loading /home/thomas/.local/share/Steam/steamapps/common/Probably Archery/ProbablyArchery_Data/Managed/Assembly-UnityScript.dll into Unity Child Domain
Platform assembly: /home/thomas/.local/share/Steam/steamapps/common/Probably Archery/ProbablyArchery_Data/Managed/UnityEngine.UI.dll (this message is harmless)
Loading /home/thomas/.local/share/Steam/steamapps/common/Probably Archery/ProbablyArchery_Data/Managed/UnityEngine.UI.dll into Unity Child Domain
Platform assembly: /home/thomas/.local/share/Steam/steamapps/common/Probably Archery/ProbablyArchery_Data/Managed/SteamworksManaged.dll (this message is harmless)
Loading /home/thomas/.local/share/Steam/steamapps/common/Probably Archery/ProbablyArchery_Data/Managed/SteamworksManaged.dll into Unity Child Domain
Platform assembly: /home/thomas/.local/share/Steam/steamapps/common/Probably Archery/ProbablyArchery_Data/Managed/TwitchSdkWrapper.dll (this message is harmless)
Loading /home/thomas/.local/share/Steam/steamapps/common/Probably Archery/ProbablyArchery_Data/Managed/TwitchSdkWrapper.dll into Unity Child Domain
Platform assembly: /home/thomas/.local/share/Steam/steamapps/common/Probably Archery/ProbablyArchery_Data/Managed/litjson.dll (this message is harmless)
Loading /home/thomas/.local/share/Steam/steamapps/common/Probably Archery/ProbablyArchery_Data/Managed/litjson.dll into Unity Child Domain
- Completed reload, in  0.076 seconds
Default vsync count 1
requesting resize -1 x -1
Using native desktop resolution 1366 x 768
requesting fullscreen 1366 x 768 at 0 Hz
Desktop is 1366 x 768 @ 60 Hz
Platform assembly: /home/thomas/.local/share/Steam/steamapps/common/Probably Archery/ProbablyArchery_Data/Managed/System.Core.dll (this message is harmless)
Platform assembly: /home/thomas/.local/share/Steam/steamapps/common/Probably Archery/ProbablyArchery_Data/Managed/System.dll (this message is harmless)
WARNING: Shader Unsupported: 'Hidden/Dof/DX11Dof' - Pass '' shader state not supported
WARNING: Shader Unsupported: 'Hidden/Dof/DX11Dof' - Setting to default shader.
Setting Steamworks Active
 
(Filename: /home/builduser/buildslave/unity/build/artifacts/LinuxStandalonePlayerGenerated/UnityEngineDebug.cpp Line: 56)

Steamworks Activated
 
(Filename: /home/builduser/buildslave/unity/build/artifacts/LinuxStandalonePlayerGenerated/UnityEngineDebug.cpp Line: 56)

Version: 1.1.0
 
(Filename: /home/builduser/buildslave/unity/build/artifacts/LinuxStandalonePlayerGenerated/UnityEngineDebug.cpp Line: 56)

Platform assembly: /home/thomas/.local/share/Steam/steamapps/common/Probably Archery/ProbablyArchery_Data/Managed/System.Configuration.dll (this message is harmless)
Platform assembly: /home/thomas/.local/share/Steam/steamapps/common/Probably Archery/ProbablyArchery_Data/Managed/System.Xml.dll (this message is harmless)