I've followed the instructions in your Youtube video, tried to install in the engine and inside the project separately.. But no success.. Installed DotNet SDK 6.
Running E:/Program Files/Epic Games/UE_5.1/Engine/Build/BatchFiles/Build.bat -projectfiles -project="E:/UE5/TerrainMagic/TerrainMagic.uproject" -game -rocket -progress -log="E:\UE5\TerrainMagic/Saved/Logs/UnrealVersionSelector-2023.10.25-22.25.12.log"
Running UnrealBuildTool: dotnet "..\..\Engine\Binaries\DotNET\UnrealBuildTool\UnrealBuildTool.dll" -projectfiles -project="E:/UE5/TerrainMagic/TerrainMagic.uproject" -game -rocket -progress -log="E:\UE5\TerrainMagic/Saved/Logs/UnrealVersionSelector-2023.10.25-22.25.12.log"
Log file: E:\UE5\TerrainMagic\Saved\Logs\UnrealVersionSelector-2023.10.25-22.25.12.log
Log file: C:\Users\noob_013\AppData\Local\UnrealBuildTool\Log_GPF.txt
Some Platforms were skipped due to invalid SDK setup: IOS, Android, Linux, LinuxArm64.
See the log file for detailed information
Discovering modules, targets and source code for project...
E:\UE5\TerrainMagic\Plugins\TerrainMagic_UE51\TerrainMagic.uplugin: warning: Unknown platform Win32 while parsing allow list for module descriptor TerrainMagic
E:\UE5\TerrainMagic\Plugins\TerrainMagic_UE51\TerrainMagic.uplugin: warning: Unknown platform Win32 while parsing allow list for module descriptor TerrainMagicEditor
Compiled assembly file 'E:\UE5\TerrainMagic\Intermediate\Build\BuildRules\TerrainMagicModuleRules.dll' appears to be for a newer CLR version or is otherwise invalid. Unreal Build Tool will try to recompile this assembly now. (Exception: Could not load file or assembly 'E:\UE5\TerrainMagic\Intermediate\Build\BuildRules\TerrainMagicModuleRules.dll'. Format of the executable (.exe) or library (.dll) is invalid.)
E:\UE5\TerrainMagic\Plugins\TerrainMagic_UE51\Source\TerrainMagic\TerrainMagic.Build.cs(5,14): error CS0101: The namespace '<global namespace>' already contains a definition for 'TerrainMagic'
E:\UE5\TerrainMagic\Plugins\TerrainMagic_UE51\Source\TerrainMagic\TerrainMagic.Build.cs(7,9): error CS0111: Type 'TerrainMagic' already defines a member called 'TerrainMagic' with the same parameter types
Expecting to find a type to be declared in a target rules named 'TerrainMagicTarget'. This type must derive from the 'TargetRules' type defined by Unreal Build Tool.
Running E:/Program Files/Epic Games/UE_5.1/Engine/Build/BatchFiles/Build.bat -projectfiles -project="E:/UE5/TerrainMagic/TerrainMagic.uproject" -game -rocket -progress -log="E:\UE5\TerrainMagic/Saved/Logs/UnrealVersionSelector-2023.10.25-22.30.03.log"
Running UnrealBuildTool: dotnet "..\..\Engine\Binaries\DotNET\UnrealBuildTool\UnrealBuildTool.dll" -projectfiles -project="E:/UE5/TerrainMagic/TerrainMagic.uproject" -game -rocket -progress -log="E:\UE5\TerrainMagic/Saved/Logs/UnrealVersionSelector-2023.10.25-22.30.03.log"
Log file: E:\UE5\TerrainMagic\Saved\Logs\UnrealVersionSelector-2023.10.25-22.30.03.log
Log file: C:\Users\noob_013\AppData\Local\UnrealBuildTool\Log_GPF.txt
Some Platforms were skipped due to invalid SDK setup: IOS, Android, Linux, LinuxArm64.
See the log file for detailed information
Discovering modules, targets and source code for project...
E:\Program Files\Epic Games\UE_5.1\Engine\Plugins\Marketplace\TerrainMagic_UE51\TerrainMagic.uplugin: warning: Unknown platform Win32 while parsing allow list for module descriptor TerrainMagic
E:\Program Files\Epic Games\UE_5.1\Engine\Plugins\Marketplace\TerrainMagic_UE51\TerrainMagic.uplugin: warning: Unknown platform Win32 while parsing allow list for module descriptor TerrainMagicEditor
Binding IntelliSense data...
Exception while generating include data for TerrainMagicEditor: Plugin 'TerrainMagic' (referenced via TerrainMagic.uproject) does not contain the 'TerrainMagic' module, but lists it in 'E:\Program Files\Epic Games\UE_5.1\Engine\Plugins\Marketplace\TerrainMagic_UE51\TerrainMagic.uplugin'.
Binding IntelliSense data... 100%
Writing project files...
E:\UE5\TerrainMagic\Intermediate\ProjectFiles\UE5.vcxproj : warning : Platform 'Win64' referenced in the project file 'UE5' cannot be found.
E:\UE5\TerrainMagic\Intermediate\ProjectFiles\TerrainMagic.vcxproj : warning : Platform 'Win64' referenced in the project file 'TerrainMagic' cannot be found.
Severity Code Description Project File Line Suppression State
Error MSB3073 The command ""E:\Program Files\Epic Games\UE_5.1\Engine\Build\BatchFiles\Build.bat" TerrainMagicEditor Win64 Development -Project="E:\UE5\TerrainMagic\TerrainMagic.uproject" -WaitMutex -FromMsBuild" exited with code 6. TerrainMagic C:\Program Files\Microsoft Visual Studio\2022\Enterprise\MSBuild\Microsoft\VC\v170\Microsoft.MakeFile.Targets 44
Warning Unknown platform Win32 while parsing allow list for module descriptor TerrainMagic TerrainMagic E:\Program Files\Epic Games\UE_5.1\Engine\Plugins\Marketplace\TerrainMagic_UE51\TerrainMagic.uplugin 1
Warning Unknown platform Win32 while parsing allow list for module descriptor TerrainMagicEditor TerrainMagic E:\Program Files\Epic Games\UE_5.1\Engine\Plugins\Marketplace\TerrainMagic_UE51\TerrainMagic.uplugin 1