Adding special characters into the BundleDisplayName or BundleName causes packaging error

UE - Platform - Mobile - Mar 3, 2016

Packaging a project for iOS that has & in the Bundle Name causes an error to occur during packaging. IPP ERROR: Application exception: System.Xml.XmlException: An error occurred while parsing Entit ...

Bugg 66074: "SEGV_MAPERR at 0x3"

Tools - Aug 31, 2015

The user is getting a consistent error which does not allow him to open projects in 4.8 and 4.9. Five reports from user's machine produce identical callstacks: Bugg 66074: [Link Removed] ...

Declaring a TMap as a UPROPERTY fails to compile with a boolean

UE - Foundation - Core - Dec 16, 2015

Declaring a TMap< [type], bool> will fail to compile if it is declared as a UPROPERTY. The error seems to be with the bool because TMap< [type], int8> will compile as a UPROPERTY. ...

User's project fails to build when using -nativizeAssets in the project launcher

UE - Gameplay - Blueprint - Apr 18, 2017

User's project fails to build when using -nativizeAssets in the project launcher Box Link: [Link Removed] ...

Breakpoint triggered in Visual Studio after running "{,,UE4Editor-Core}::PrintScriptCallstack()" command

UE - Gameplay - Blueprint - Jan 10, 2018

Running the command {,,UE4Editor-Core}::PrintScriptCallstack() in the Immediate Window in Visual Studio while debugging is paused in Visual Studio will result in a breakpoint being hit when the ...

Deleting a large number of unused variables from blueprints forces desktop to windows 7 basic mode until editor is closed

UE - Gameplay - Blueprint - Mar 30, 2015

Deleting a large number of unused variables from a blueprint forces the editor into windows 7 basic mode until the editor is closed. ...

[CrashReport] UE4Editor-Core.dylib!<Unknown>

OLD - Anim - Dec 31, 2015

[Link Removed] ...

Calling a parents function that is used in a child blueprint from a spawn actor from class node that is being called back in the parent will cause an error

UE - Gameplay - Blueprint - May 14, 2015

If the user calls a function (We will call it "Parent's Function") from a child blueprint and then turns around and tries to call that implementation of the Parent's Function with in the parent it's ...

Passing -Zm98 command argument with UnrealVS prevents project from loading

UE - Foundation - Cpp Tools - UnrealBuildTool - Jul 18, 2016

When the argument -Zm98 is passed as a build argument in Visual Studio, the project will hang on open at 72% and must be closed via the task manager. The project continues to hang at the same spot ...

ServerTravel MapName?game=GameMode called on client connected to a host triggers check(Ret != EBrowseReturnVal::Pending) when Nativized Blueprint is on

UE - Networking - Aug 11, 2016

When game is built with Nativize Blueprint and the client who is connected to a host tries to server travel along with the host, a assert is hit. ...