HTML5 Error

Getting some Errors running HTML5 Package. Below is the error I get in FF NIghtly Console

[code]

FLinkerLoad::IndexToObject?1()

FLinkerLoad(long, short)

undefined?T()

UStruct::SerializeExpr(int&, FArchive?&)

UStruct::SerializeExpr(int&, FArchive?&)

UStruct::SerializeExpr(int&, FArchive?&)

UStruct::SerializeExpr(int&, FArchive?&)

FStructScriptLoader::LoadStructWithScript(bool&*)

FDeferredScriptLoader::Resolve(FArchive?&)

FDeferredScriptTracker::ResolveDeferredScripts(FLinkerLoad?*)

FStructScriptLoader::ResolveDeferredScriptLoads(FLinkerLoad?*)

FLinkerLoad::FinalizeBlueprint(UClass?*)

FLinkerLoad::Preload(UObject?*)

FLinkerLoad::CreateExportAndPreload(int, bool)

FLinkerLoad::LoadAllObjects(bool)

LoadPackageInternal(wchar_t**, unsigned int, FLinkerLoad?*)

ResolveName(bool&*&, bool)

StaticLoadObjectInternal?S(wchar_t***)

StaticLoadObject?S(wchar_t***)

undefined?T?* LoadObject?_()

UGameEngine::Init(IEngineLoop?*)

FEngineLoop::Init()

HTML5_Init()

main()

Starting downloads

Starting download Utility.js.gz

Starting download FMC_WW_20160501.data.js.gz

Starting download UE4Game.js.gz

Utility.js.gz downloaded

FMC_WW_20160501.data.js.gz downloaded

UE4Game.js.gz downloaded

starting download FMC_WW_20160501.data.gz [Packaged data]

all downloads complete

FMC_WW_20160501.data.gz downloaded

Running...

[2016.08.11-19.33.29:939][ 0]LogHTML5Launch:Display: Starting UE4 ...

[2016.08.11-19.33.29:941][ 0]LogHTML5Launch:Display: Command line: 
../../../FMC_WW_20160501/FMC_WW_20160501.uproject /Game/Maps/Room -Messaging

[2016.08.11-19.33.29:944][ 0]LogTemp:Display: PreInit Start

[2016.08.11-19.33.29:945][ 0]LogInit:Display: Running engine for game: FMC_WW_20160501

[2016.08.11-19.33.29:946][ 0]LogInit:Display: Project file not found: ../../../FMC_WW_20160501/FMC_WW_20160501.uproject

[2016.08.11-19.33.29:948][ 0]LogInit:Display: Attempting to find via project info helper.

[2016.08.11-19.33.29:949][ 0]LogUProjectInfo: Found projects:

[2016.08.11-19.33.29:949][ 0]LogInit:Display: RandInit(170335) SRandInit(170335).

[2016.08.11-19.33.29:951][ 0]LogTaskGraph: Started task graph with 3 named threads and 4 total threads.

[2016.08.11-19.33.29:952][ 0]LogStats: Stats thread started at 0.172605

[2016.08.11-19.33.29:952][ 0]LogInit: Version: 4.10.4-2872498+++depot+UE4-Releases+4.10

[2016.08.11-19.33.29:953][ 0]LogInit: API Version: 2758231

[2016.08.11-19.33.29:953][ 0]LogInit: Compiled (32-bit): Feb 18 2016 16:42:17

[2016.08.11-19.33.29:954][ 0]LogInit: Compiled with Clang: 3.5.0

[2016.08.11-19.33.29:954][ 0]LogInit: Build Configuration: Development

[2016.08.11-19.33.29:954][ 0]LogInit: Branch Name: ++depot+UE4-Releases+4.10

[2016.08.11-19.33.29:955][ 0]LogInit: Command line: /Game/Maps/Room -Messaging

[2016.08.11-19.33.29:955][ 0]LogInit: Base directory:

[2016.08.11-19.33.29:956][ 0]LogInit: Rocket: 0

[2016.08.11-19.33.29:964][ 0]LogInit: Presizing for 0 objects not considered by GC, pre-allocating 0 bytes.

[2016.08.11-19.33.29:987][ 0]LogInit: Object subsystem initialized

[2016.08.11-19.33.29:995][ 0]LogInit: Selected Device Profile: [HTML5]

[2016.08.11-19.33.29:995][ 0]LogInit: Applying CVar settings loaded from the selected device profile: [HTML5]

[2016.08.11-19.33.30:025][ 0]LogInit: Setting Device Profile CVar: [[r.RefractionQuality:0]]

[2016.08.11-19.33.30:026][ 0]LogInit: Computer: Browser

[2016.08.11-19.33.30:027][ 0]LogInit: User: GenericUser

[2016.08.11-19.33.30:027][ 0]LogInit: Current Culture: en-US

[2016.08.11-19.33.30:027][ 0]LogInit: High frequency timer resolution =1.000000 MHz

[2016.08.11-19.33.30:028][ 0]LogInit: Memory total: Physical=1.0GB (1GB approx)

[2016.08.11-19.33.30:031][ 0]LogTextLocalizationManager: No specific translations for ('en-US') exist, so ('en') 
translations will be used.

[2016.08.11-19.33.30:225][ 0]LogRHI: Initializing OpenGL RHI

[2016.08.11-19.33.30:226][ 0]LogRHI: GL_VENDOR: Mozilla

[2016.08.11-19.33.30:227][ 0]LogRHI: GL_RENDERER: Mozilla

[2016.08.11-19.33.30:227][ 0]LogRHI: GL_VERSION: WebGL 1.0

[2016.08.11-19.33.30:228][ 0]LogRHI: GL_SHADING_LANGUAGE_VERSION: OpenGL ES GLSL 1.00 (WebGL)
[2016.08.11-19.33.30:229][ 0]LogRHI: OpenGL Extensions:

[2016.08.11-19.33.30:229][ 0]LogRHI: ANGLE_instanced_arrays

[2016.08.11-19.33.30:230][ 0]LogRHI: GL_ANGLE_instanced_arrays

[2016.08.11-19.33.30:230][ 0]LogRHI: EXT_blend_minmax

[2016.08.11-19.33.30:231][ 0]LogRHI: GL_EXT_blend_minmax

[2016.08.11-19.33.30:231][ 0]LogRHI: EXT_color_buffer_half_float

[2016.08.11-19.33.30:232][ 0]LogRHI: GL_EXT_color_buffer_half_float


[2016.08.11-19.33.30:234][ 0]LogRHI: EXT_frag_depth

[2016.08.11-19.33.30:234][ 0]LogRHI: GL_EXT_frag_depth

[2016.08.11-19.33.30:235][ 0]LogRHI: EXT_shader_texture_lod

[2016.08.11-19.33.30:241][ 0]LogRHI: GL_EXT_shader_texture_lod

[2016.08.11-19.33.30:241][ 0]LogRHI: EXT_texture_filter_anisotropic

[2016.08.11-19.33.30:241][ 0]LogRHI: GL_EXT_texture_filter_anisotropic

[2016.08.11-19.33.30:242][ 0]LogRHI: OES_element_index_uint

[2016.08.11-19.33.30:242][ 0]LogRHI: GL_OES_element_index_uint

[2016.08.11-19.33.30:243][ 0]LogRHI: OES_standard_derivatives

[2016.08.11-19.33.30:245][ 0]LogRHI: GL_OES_standard_derivatives

[2016.08.11-19.33.30:245][ 0]LogRHI: OES_texture_float

[2016.08.11-19.33.30:246][ 0]LogRHI: GL_OES_texture_float

[2016.08.11-19.33.30:246][ 0]LogRHI: OES_texture_float_linear

[2016.08.11-19.33.30:247][ 0]LogRHI: GL_OES_texture_float_linear

[2016.08.11-19.33.30:247][ 0]LogRHI: OES_texture_half_float

[2016.08.11-19.33.30:252][ 0]LogRHI: GL_OES_texture_half_float

[2016.08.11-19.33.30:253][ 0]LogRHI: OES_texture_half_float_linear

[2016.08.11-19.33.30:254][ 0]LogRHI: GL_OES_texture_half_float_linear

[2016.08.11-19.33.30:254][ 0]LogRHI: OES_vertex_array_object

[2016.08.11-19.33.30:254][ 0]LogRHI: GL_OES_vertex_array_object

[2016.08.11-19.33.30:255][ 0]LogRHI: WEBGL_color_buffer_float

[2016.08.11-19.33.30:255][ 0]LogRHI: GL_WEBGL_color_buffer_float

[2016.08.11-19.33.30:256][ 0]LogRHI: WEBGL_compressed_texture_etc1

[2016.08.11-19.33.30:256][ 0]LogRHI: GL_WEBGL_compressed_texture_etc1

[2016.08.11-19.33.30:257][ 0]LogRHI: WEBGL_compressed_texture_s3tc

[2016.08.11-19.33.30:257][ 0]LogRHI: GL_WEBGL_compressed_texture_s3tc

[2016.08.11-19.33.30:258][ 0]LogRHI: WEBGL_debug_renderer_info

[2016.08.11-19.33.30:258][ 0]LogRHI: GL_WEBGL_debug_renderer_info

[2016.08.11-19.33.30:259][ 0]LogRHI: WEBGL_depth_texture

[2016.08.11-19.33.30:259][ 0]LogRHI: GL_WEBGL_depth_texture

[2016.08.11-19.33.30:260][ 0]LogRHI: WEBGL_draw_buffers

[2016.08.11-19.33.30:260][ 0]LogRHI: GL_WEBGL_draw_buffers

[2016.08.11-19.33.30:261][ 0]LogRHI: WEBGL_lose_context

[2016.08.11-19.33.30:261][ 0]LogRHI: GL_WEBGL_lose_context

[2016.08.11-19.33.30:261][ 0]LogRHI: MOZ_WEBGL_lose_context

[2016.08.11-19.33.30:262][ 0]LogRHI: GL_MOZ_WEBGL_lose_context

[2016.08.11-19.33.30:262][ 0]LogRHI: MOZ_WEBGL_compressed_texture_s3tc

[2016.08.11-19.33.30:263][ 0]LogRHI: GL_MOZ_WEBGL_compressed_texture_s3tc

[2016.08.11-19.33.30:263][ 0]LogRHI: MOZ_WEBGL_depth_texture

[2016.08.11-19.33.30:264][ 0]LogRHI: GL_MOZ_WEBGL_depth_texture

[2016.08.11-19.33.30:264][ 0]LogRHI: GL_MAX_VERTEX_ATTRIBS: 16

[2016.08.11-19.33.30:265][ 0]LogRHI: GL_MAX_VARYING_VECTORS: 30

[2016.08.11-19.33.30:265][ 0]LogRHI: GL_MAX_VERTEX_UNIFORM_VECTORS: 1024

[2016.08.11-19.33.30:266][ 0]LogRHI: GL_MAX_FRAGMENT_UNIFORM_VECTORS: 1024

[2016.08.11-19.33.30:273][ 0]LogRHI: Fragment shader lowp precision: 23

[2016.08.11-19.33.30:274][ 0]LogRHI: Fragment shader mediump precision: 23

[2016.08.11-19.33.30:274][ 0]LogRHI: Fragment shader highp precision: 23

[2016.08.11-19.33.30:275][ 0]LogRHI: GL_MAX_TEXTURE_SIZE: 16384

[2016.08.11-19.33.30:275][ 0]LogRHI: GL_MAX_CUBE_MAP_TEXTURE_SIZE: 16384

[2016.08.11-19.33.30:275][ 0]LogRHI: GL_MAX_RENDERBUFFER_SIZE: 16384

[2016.08.11-19.33.30:276][ 0]LogRHI: GL_MAX_TEXTURE_IMAGE_UNITS: 16

[2016.08.11-19.33.30:277][ 0]LogRHI: GL_MAX_COLOR_ATTACHMENTS: 1

[2016.08.11-19.33.30:277][ 0]LogRHI: GL_MAX_SAMPLES: 1

[2016.08.11-19.33.30:278][ 0]LogRHI: GL_MAX_COLOR_TEXTURE_SAMPLES: 1

[2016.08.11-19.33.30:280][ 0]LogRHI: GL_MAX_DEPTH_TEXTURE_SAMPLES: 1

[2016.08.11-19.33.30:282][ 0]LogRHI: GL_MAX_INTEGER_SAMPLES: 1

[2016.08.11-19.33.30:282][ 0]LogRHI: GL_MAX_COMBINED_TEXTURE_IMAGE_UNITS: 32

[2016.08.11-19.33.30:283][ 0]LogRHI: GL_MAX_VERTEX_ATTRIBS: 16

[2016.08.11-19.33.30:283][ 0]LogRHI: GL_MAX_TEXTURE_MAX_ANISOTROPY_EXT: 16

[2016.08.11-19.33.30:284][ 0]LogRHI: OpenGL MajorVersion = 2, MinorVersion = 0, ShaderPlatform = 
GLSL_ES2_WEBGL, FeatureLevel = ES2

[2016.08.11-19.33.30:493][ 0]LogInit: Selected Device Profile: [HTML5]

[2016.08.11-19.33.31:190][ 0]LogObj: 23161 objects as part of root set at end of initial load.

[2016.08.11-19.33.31:191][ 0]LogUObjectAllocator: 3427656 out of 0 bytes used by permanent object pool.
L

[2016.08.11-19.33.31:192][ 0]LogHTML5Launch:Display: PreInit Complete
L

[2016.08.11-19.33.31:193][ 0]LogHTML5Launch:Display: Init Start

[2016.08.11-19.33.31:194][ 0]LogEngine: Initializing Engine...

[2016.08.11-19.33.31:235][ 0]LogALAudio: ALAudio device opened : Device

[2016.08.11-19.33.31:243][ 0]LogALAudio: AL_VENDOR : Emscripten

[2016.08.11-19.33.31:243][ 0]LogALAudio: AL_RENDERER : WebAudio

[2016.08.11-19.33.31:244][ 0]LogALAudio: AL_VERSION : 1.1

[2016.08.11-19.33.31:245][ 0]LogALAudio: AL_EXTENSIONS :

[2016.08.11-19.33.31:248][ 0]LogInit: FAudioDevice initialized.

[2016.08.11-19.33.31:249][ 0]LogInit: Texture streaming: Disabled

[2016.08.11-19.33.31:249][ 0]LogAnalytics: Creating configured Analytics provider AnalyticsET

[2016.08.11-19.33.31:250][ 0]LogAnalytics: [UEGame.UnrealEngine.Release|D96170B04B6F82DC5297ACB6693329FD|UE4Game] APIServer = http://etsource.epicgames.com/ET2/. AppVersion = 4.10.4-2872498+++depot+UE4-Releases+4.10

[2016.08.11-19.33.31:252][ 0]LogAnalytics: [UEGame.UnrealEngine.Release|D96170B04B6F82DC5297ACB6693329FD|UE4Game] SetUserId ANON-{0024EF26-1F08-0D0B-0021-00FB00382D95}

[2016.08.11-19.33.31:253][ 0]LogAnalytics: [UEGame.UnrealEngine.Release|D96170B04B6F82DC5297ACB6693329FD|UE4Game] AnalyticsET::StartSession
L

[2016.08.11-19.33.31:309][ 0]LogScriptSerialization:Warning: Error: Unknown bytecode 0xDB; ignoring it
L

[2016.08.11-19.33.31:310][ 0]LogScriptSerialization:Warning: Error: Unknown bytecode 0xFF; ignoring it
L

[2016.08.11-19.33.31:310][ 0]LogScriptSerialization:Warning: Error: Unknown bytecode 0xFF; ignoring it
L

[2016.08.11-19.33.31:311][ 0]LogScriptSerialization:Warning: Error: Unknown bytecode 0xFF; ignoring it
L

[2016.08.11-19.33.31:312][ 0]LogScriptSerialization:Warning: Error: Unknown bytecode 0xFF; ignoring it
L

[2016.08.11-19.33.31:312][ 0]LogScriptSerialization:Warning: Error: Unknown bytecode 0xFF; ignoring it
downloading symbols file
symbols file downloaded, demangling..
callstack ready .. 




ALSO 

Starting downloads

Starting download Utility.js.gz

Starting download FMC_WW_20160501.data.js.gz

Starting download UE4Game-HTML5-Shipping.js.gz

Utility.js.gz downloaded

FMC_WW_20160501.data.js.gz downloaded

UE4Game-HTML5-Shipping.js.gz downloaded

starting download FMC_WW_20160501.data.gz [Packaged data]

all downloads complete

FMC_WW_20160501.data.gz downloaded

Running...

**LowLevelFatalError [File:D:\BuildFarm\buildmachine_++depot+UE4-
Releases+4.10\Engine\Source\Runtime\CoreUObject\Private\UObject\LinkerLoad.cpp] [Line: 4225]**

Bad name index 2037672300/260

appError called:

**Assertion failed: Assertion failed: [File:D:\BuildFarm\buildmachine_++depot+UE4-Releases+4.10\Engine\Source\Runtime\CoreUObject\Private\UObject\LinkerLoad.cpp] [Line: 4225]**

Bad name index 2037672300/260

downloading symbols file

symbols file downloaded, demangling..

callstack ready ..

Hey Woogi,

Try updating the project to 4.12.5 and packaging it out again. Then see if you experience the same error. I’m suspecting it may be related to UE-29651.

Let me know if that helps.