Unreal Engine Issues

Crash with geometry collection in es3.1 preview

Using TInlineAllocator with a large number in TArray that is in an AActor class will cause child Blueprint class to call an assert while parent class will not

If a TArray has a TInlineAllocator with a large number and the class is used with a child Blueprint, the editor will throw an assert. If the base C++ Class is used instead of the Blueprint, the asse ...

[MetaSounds][Wave Player] - 5.1 Wave Player channel output maps differently for Vorbis than other codecs

The channel output for 5.1 Waveplayer on MetaSounds is different when Platform Default (Vorbis) codec is chosen on Windows Platform Default - L, C, R, LS, RS, LFEBink, PCM, ADPCM - L, R, C, LFE, LS ...

Cannot "hit" character in PhysicalAnimation Content Example 1.2

Cannot "hit" character in example 1.2 of the PhysicalAnimation map in Content Examples Does not occur in 4.8.3 ...

Failed check() when placing large numbers in to a From Seconds node and print them to the screen

Crash when placing a number >= 922337181697 in to a From Seconds node and print them to the screen ...

ObjectScale returns a Cascade Mesh particle's XYZ scale as 1.0

Sampling a Cascade Mesh Particle's scale always returns XYZ as 1.0 This is a regression from UE4/Release-4.24.  This does NOT affect Niagara Mesh particles.  I've attached a Cascade (left example ...

Foliage is removed when erasing with Erase Density set to 1

I found with a high density of foliage instances, you're able to erase some of them even when Erase Density is set to 1.0 ...

Translucent materials that use a render target has an incorrect alpha when using ES3.1 Preview in Editor

The opacity of a render target used in a material appears to get over written when previewing Android ES3.1 in PIE if the material is set to be translucent. ...

Lightmap Coordinate Index is not automatically set to 1 on import any longer with lightmap UV

When importing a static mesh with a second UV channel setup for the lightmap the second UV is no longer being automatically assigned as the lightmap coordinate index. In 4.12 the second UV detected ...

Landscape holes retain collision if Mip level changed to 1

Landscape holes have collision if the mip level of the landscape is changed from 0 to 1. ...