just upgraded from 19 to 25 and theaterview doesn't work anymore it complains about shaders.
here are the relevant lines of the log file :
0005242: 3064: General: COGLCore::Initialize: Start
0005242: 3064: General: COGLCore::Initialize: Stopping previous instances
0005242: 3064: General: COGLCore::InitializeContext: Start
0005242: 3064: General: COGLContextManager::CreateContextEGL: Start
0005460: 3064: General: COGLContextManager::CreateContextEGL: EGL Client Extensions: EGL_EXT_client_extensions EGL_EXT_platform_base EGL_EXT_platform_device EGL_ANGLE_platform_angle EGL_ANGLE_platform_angle_d3d EGL_ANGLE_platform_angle_opengl EGL_ANGLE_platform_angle_null EGL_ANGLE_platform_angle_vulkan EGL_ANGLE_platform_angle_context_virtualization EGL_ANGLE_device_creation EGL_ANGLE_device_creation_d3d11 EGL_ANGLE_experimental_present_path EGL_KHR_client_get_all_proc_addresses EGL_KHR_debug EGL_ANGLE_explicit_context
0005648: 3064: General: COGLContextManager::CreateContextEGL: Selected EGL Config with AntiAlias 2
0005679: 3064: General: COGLContextManager::CreateContextEGL: Initializing GLES extensions
0005679: 3064: General: COGLContext::GLESInit: Version: 3.0, Extensions: GL_ANGLE_client_arrays,GL_ANGLE_depth_texture,GL_ANGLE_explicit_context,GL_ANGLE_explicit_context_gles1,GL_ANGLE_framebuffer_blit,GL_ANGLE_framebuffer_multisample,GL_ANGLE_instanced_arrays,GL_ANGLE_lossy_etc_decode,GL_ANGLE_multiview,GL_ANGLE_pack_reverse_row_order,GL_ANGLE_program_cache_control,GL_ANGLE_request_extension,GL_ANGLE_robust_client_memory,GL_ANGLE_texture_compression_dxt3,GL_ANGLE_texture_compression_dxt5,GL_ANGLE_texture_usage,GL_ANGLE_translated_shader_source,GL_CHROMIUM_bind_generates_resource,GL_CHROMIUM_bind_uniform_location,GL_CHROMIUM_color_buffer_float_rgb,GL_CHROMIUM_color_buffer_float_rgba,GL_CHROMIUM_copy_compressed_texture,GL_CHROMIUM_copy_texture,GL_CHROMIUM_sync_query,GL_EXT_blend_minmax,GL_EXT_color_buffer_float,GL_EXT_color_buffer_half_float,GL_EXT_debug_marker,GL_EXT_discard_framebuffer,GL_EXT_disjoint_timer_query,GL_EXT_draw_buffers,GL_EXT_frag_depth,GL_EXT_map_buffer_range,GL_EXT_occlusion_query_boolean,GL_EXT_read_format_bgra,GL_EXT_robustness,GL_EXT_sRGB,GL_EXT_shader_texture_lod,GL_EXT_texture_compression_dxt1,GL_EXT_texture_compression_s3tc_srgb,GL_EXT_texture_filter_anisotropic,GL_EXT_texture_format_BGRA8888,GL_EXT_texture_norm16,GL_EXT_texture_rg,GL_EXT_texture_storage,GL_EXT_unpack_subimage,GL_KHR_debug,GL_KHR_parallel_shader_compile,GL_NV_EGL_stream_consumer_external,GL_NV_fence,GL_NV_pack_subimage,GL_NV_pixel_buffer_object,GL_OES_EGL_image,GL_OES_EGL_image_external,GL_OES_EGL_image_external_essl3,GL_OES_compressed_ETC1_RGB8_texture,GL_OES_depth32,GL_OES_element_index_uint,GL_OES_get_program_binary,GL_OES_mapbuffer,GL_OES_packed_depth_stencil,GL_OES_rgb8_rgba8,GL_OES_standard_derivatives,GL_OES_surfaceless_context,GL_OES_texture_float,GL_OES_texture_float_linear,GL_OES_texture_half_float,GL_OES_texture_half_float_linear,GL_OES_texture_npot,GL_OES_vertex_array_object,OES_compressed_EAC_R11_signed_texture,OES_compressed_EAC_R11_unsigned_texture,OES_compressed_EAC_RG11_signed_texture,OES_compressed_EAC_RG11_unsigned_texture,OES_compressed_ETC2_RGB8_texture,OES_compressed_ETC2_RGBA8_texture,OES_compressed_ETC2_punchthroughA_RGBA8_texture,OES_compressed_ETC2_punchthroughA_sRGB8_alpha_texture,OES_compressed_ETC2_sRGB8_alpha8_texture,OES_compressed_ETC2_sRGB8_texture
0005679: 3064: General: COGLContextManager::CreateContextEGL: Finish (437 ms)
0005679: 3064: General: COGLCore::InitializeContext: Finish (437 ms)
0005679: 3064: General: COGLCore::Initialize: OpenGL Version: OpenGL ES 3.0 (ANGLE 2.1.0.05c729f336ef)
0005679: 3064: General: COGLCore::Initialize: OpenGL Vendor / Renderer: Google Inc. / ANGLE (NVIDIA GeForce GTX 550 Ti Direct3D11 vs_5_0 ps_5_0)
0005679: 3064: General: COGLCore::Initialize: OpenGL Shader Version: OpenGL ES GLSL ES 3.00 (ANGLE 2.1.0.05c729f336ef)
0005679: 3064: General: COGLCore::CreateShaders: Start
0005679: 3064: General: COGLCore::CreateShaders: Creating Shader Program
0005679: 3064: General: COGLCore::CreateShaders: Creating Vertex Shader
0005679: 3064: General: COGLCore::CompileShader: Start
0005679: 3064: General: COGLCore::CompileShader: Creating Shader Object
0005679: 3064: General: COGLCore::CompileShader: Compiling Shader
0005741: 3064: General: COGLCore::CompileShader: Finish (62 ms)
0005741: 3064: General: COGLCore::CreateShaders: Creating Fragment Shader
0005741: 3064: General: COGLCore::CompileShader: Start
0005741: 3064: General: COGLCore::CompileShader: Creating Shader Object
0005741: 3064: General: COGLCore::CompileShader: Compiling Shader
0005741: 3064: General: COGLCore::CompileShader: Finish (0 ms)
0005757: 3064: General: COGLCore::CreateShaders: Linking Shader Program
0005788: 3064: General: COGLCore::GLDebug: source 0x8246, type 0x824c, id 0x505, severity 0x9146, message: Internal D3D11 error: HRESULT: 0x8007000E, in ../../src/libANGLE/renderer/d3d/HLSLCompiler.cpp, ensureInitialized:146. D3D compiler module not found.
0005788: 3064: General: COGLCore::CreateShaders: Finish (109 ms)
0005788: 3064: General: COGLCore::Initialize: Creating Shaders failed.
0005788: 3064: General: COGLCore::Initialize: Finish (546 ms)
0005788: 3064: General: CMainUIWnd::Resize: Finish (546 ms)
0005788: 3064: General: CMCUICore::SetMode: Finish (2200 ms)