Hi!
Can you please help me to solve the below error?
Hello @demetris.loizou,
Could you please share the log files?
Hi K3
Can you please clarify which log files you need?
Log started at 08/28/2025 12:20:35 (2025-08-28T09:20:35Z)
No config file at C:\ProgramData\Unreal Engine\UnrealBuildTool\BuildConfiguration.xml
No config file at C:\Users\User\AppData\Local\Unreal Engine\UnrealBuildTool\BuildConfiguration.xml
No config file at C:\Users\User\Documents\Unreal Engine\UnrealBuildTool\BuildConfiguration.xml
Configuration will be read from:
C:\Users\User\AppData\Roaming\Unreal Engine\UnrealBuildTool\BuildConfiguration.xml
Setting temp directory to ‘C:\Users\User\AppData\Local\Temp\UnrealBuildTool\f2d894e7’
Registering build platform: UnrealBuildTool.AndroidPlatformFactory
Registering build platform: UnrealBuildTool.IOSPlatformFactory
Registering build platform: UnrealBuildTool.LinuxPlatformFactory
Linux Installed SDK(s): Version_Sdk=v23_clang-18.1.0-rockylinux8, CurrentVersion_Sdk=v23_clang-18.1.0-rockylinux8, Version_AutoSdk=v23_clang-18.1.0-rockylinux8, CurrentVersion_AutoSdk=
Registering build platform: Linux - buildable: True
LinuxArm64 Installed SDK(s): Version_Sdk=v23_clang-18.1.0-rockylinux8, CurrentVersion_Sdk=v23_clang-18.1.0-rockylinux8, Version_AutoSdk=v23_clang-18.1.0-rockylinux8, CurrentVersion_AutoSdk=
Registering build platform: LinuxArm64 - buildable: True
Registering build platform: UnrealBuildTool.MacPlatformFactory
Registering build platform: UnrealBuildTool.TVOSPlatformFactory
Registering build platform: UnrealBuildTool.WindowsPlatformFactory
Unable to find valid SDK(s) for Win64:
Found Sdk Version, MinRequired=10.0.19041.0, MaxRequired=10.9.99999.0.
Found AutoSdk Version, Required=10.0.22621.0.
Registering build platform: Win64 - buildable: False
Registering build platform: UnrealBuildTool.VisionOSPlatformFactory
Command line: “C:\Program Files\Epic Games\UE_5.5\Engine\Binaries\DotNET\UnrealBuildTool\UnrealBuildTool.dll” -Project=C:\Users\User\Documents\AssetUploader\AssetUploader/AssetUploader.uproject -Target=AssetUploaderEditor Win64 Development -Progress -NoHotReload
Log file: C:\Users\User\AppData\Local\UnrealBuildTool\Log.txt
Creating makefile for AssetUploaderEditor (no existing makefile)
Total execution time: 0.82 seconds
Platform Win64 is not a valid platform to build. Check that the SDK is installed properly and that you have the necessary platform support files (DataDrivenPlatformInfo.ini, SDK.json, etc).
BuildException: Platform Win64 is not a valid platform to build. Check that the SDK is installed properly and that you have the necessary platform support files (DataDrivenPlatformInfo.ini, SDK.json, etc).
at UnrealBuildTool.UEBuildTarget.Create(TargetDescriptor Descriptor, Boolean bSkipRulesCompile, Boolean bForceRulesCompile, Boolean bUsePrecompiled, UnrealIntermediateEnvironment IntermediateEnvironment, ILogger Logger) in D:\build\++UE5\Sync\Engine\Saved\CsTools\Engine\Source\Programs\UnrealBuildTool\Configuration\UEBuildTarget.cs:line 1263
at UnrealBuildTool.UEBuildTarget.Create(TargetDescriptor Descriptor, BuildConfiguration BuildConfiguration, ILogger Logger) in D:\build\++UE5\Sync\Engine\Saved\CsTools\Engine\Source\Programs\UnrealBuildTool\Configuration\UEBuildTarget.cs:line 1220
at UnrealBuildTool.BuildMode.CreateMakefileAsync(BuildConfiguration BuildConfiguration, TargetDescriptor TargetDescriptor, ISourceFileWorkingSet WorkingSet, ILogger Logger) in D:\build\++UE5\Sync\Engine\Saved\CsTools\Engine\Source\Programs\UnrealBuildTool\Modes\BuildMode.cs:line 1144
at UnrealBuildTool.BuildMode.BuildAsync(List`1 TargetDescriptors, BuildConfiguration BuildConfiguration, ISourceFileWorkingSet WorkingSet, BuildOptions Options, FileReference WriteOutdatedActionsFile, ILogger Logger, Boolean bSkipPreBuildTargets, String ActionTypeFilter) in D:\build\++UE5\Sync\Engine\Saved\CsTools\Engine\Source\Programs\UnrealBuildTool\Modes\BuildMode.cs:line 402
at UnrealBuildTool.BuildMode.ExecuteAsync(CommandLineArguments Arguments, ILogger Logger) in D:\build\++UE5\Sync\Engine\Saved\CsTools\Engine\Source\Programs\UnrealBuildTool\Modes\BuildMode.cs:line 257
at UnrealBuildTool.UnrealBuildTool.Main(String ArgumentsArray) in D:\build\++UE5\Sync\Engine\Saved\CsTools\Engine\Source\Programs\UnrealBuildTool\UnrealBuildTool.cs:line 687
WriteFileIfChanged() wrote 0 changed files of 0 requested writes.
Timeline:
[ 0.000]
[ 0.000](+0.876)
[ 0.876]
Hi @demetris.loizou ,
You need to setup Visual Studio in your machine.
Hi Anmol
ok, thanks!
@Anmol I have one more question. I am new on that and i want to create a custom avatar and upload it on Convai studio. For the new users the web based metahuman creator is no long available and refers you to the 5.6. Can i upload the avatar from 5.6 or should i upload my avatar from 5.5
Hi @Anmol good morning
I have setup Visual Studio on my device but i still get the same error. Can you please helpl?
Which Visual Studio workloads/components did you install? Please confirm:
- Game development with C++
- Desktop development with C++
- MSVC
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