Project cannot build in VS 2017 15.8+ if it uses std::make_shared with an over-aligned type

UE - Foundation - Core - Aug 30, 2018

Visual Studio 2017 15.8 includes a fix to properly handle std::make_shared used with over-aligned types. However, this is a breaking fix and requires the definition of one of two macros to either ac ...

Project upgrade to 4.15 does not complete if the Runtime Mesh Component is installed in version 4.14 and not in 4.15

UE - Foundation - Core - Apr 17, 2017

If the Runtime Mesh Component is installed in the 4.14 Binary Engine, upgrading a copy of a code project from 4.14 to 4.15, even if it does not use that plugin, will result in the upgrade process ha ...

T.MaxFPS not restored when exiting PIE while Fixed Frame Interval Playback is enabled

UE - Anim - Sequencer - Jun 12, 2017

T.MaxFPS not restored when exiting PIE while Fixed Frame Interval Playback is enabled Regression: YES Directly related to CL:3365017, it would seem. Broken: 4.16 Worked: 4.15 ...

Physics Substepping doesn't have the same effect from 4.15 to 4.16

OLD - Anim - Aug 8, 2017

Physics Substepping doesn't have the same effect from 4.15 to 4.16. In 4.16+ the ponytail in the provided project will have a jitter effect even with substepping enabled. This is a regression: Work ...

When a fixed delta time step of 0.02 or higher is used with some skeletal mesh objects, rotational forces applied using AddTorque have no affect on the skeletal mesh.

UE - Simulation - Physics - Jan 27, 2015

Using AddTorque to apply a rotation to a skeletal mesh does not always provide the expected results if a fixed time step is being used. When doing this to the Owen character in the Content Examples ...

Packaging for Win32 fails on Visual Studio version 15.7.1 with multiple unable to find mspdbcore.dll errors

UE - Foundation - Core - May 15, 2018

This did not reproduce with Microsoft Visual Studio version 15.6.2 at the same CL in //UE/Main. Only occurred after I updated from 15.6.2 to 15.7.1. ...

Hot reload fails in 4.16 projects that were upgraded from 4.15.

UE - Foundation - Cpp Tools - Hot Reload - May 16, 2017

This issue appears to be a continuation of [Link Removed]. Hot reloads work successfully in projects that were created in 4.15 or 4.16 and are still using the same Engine version that they were crea ...

Fixing Issue in Niagara stack across particle and system stages crashes the editor.

UE - Niagara - Jan 18, 2024

The Update Persistent Audio module has a dependency on a Play Persistent Audio module. When there are two modules in different overview nodes, the automatic fix up can put the Play Persistent Audio ...

With Use Fixed Frame Rate turned on, time-based elements of the Editor appear to operate at incorrect rates.

Tools - Oct 29, 2015

Turning on the Use Fixed Frame Rate option for a project causes time-based elements of the Editor to operate at incorrect rates. ...

Using Fixed Frame Rate Increases the Speed of Auto Save

UE - Foundation - Core - Oct 26, 2015

Using a lower fixed frame rate (i.e. 20fps) causes the auto save timer (when set to the default of 10) to count down in 3 seconds. Found in 4.10 Preview 2 CL 2733139. Reproduced in 4.9.2 binary an ...