Actors with large numbers of components cause long hitches during cooking

Core - Cooker - May 14, 2019

Actors with large numbers of components cause long hitches during cooking. Here is a brief profile from Very Sleepy of the process while the editor was cooking: [Image Removed] ...

Enabling Merge GC Clusters and Blueprint Clustering causes a packaged Window project to crash

Core - Cooker - Jan 3, 2019

Enabling the check boxes for Merge GC Clusters and Blueprint Clustering causes packaged Windows projects to crash on startup. The log and dump files regarding this crash have been attached to this t ...

FMD5::Update can crash when used with packages larger than 2^31

Core - Cooker - Dec 21, 2018

This bug was reported by Nurulize on UDN: UPackage::Save calls FMD5::Update at line 5918 The bug comes from the fact that Writer->TotalSize() is int64 vs the 2nd parameter of FMD5::Update which ...

Anim Notify blueprints are included in packages when not referenced

Core - Cooker - Sep 17, 2018

Anim Notify Blueprints are included in Packaged builds of the editor even if they are not referenced. This does not occur with other Blueprint classes, such as Actor, although it may with some other ...

Iterative Cook does not only cook new content from Unreal Frontend

Core - Cooker - Jun 14, 2018

Using iterative cooking should only cause new or changed content to be cooked but in the Unreal Frontend, content is cooked every time, despite nothing being added or edited. Logs from two subseque ...

Crash with package version with SetActorLabel.

Core - Cooker - Apr 25, 2018

Since SetActorLabel does not correspond to packages, cook wants errors or warnings. ...

Is Editor Only setting excludes asset from map in packaged builds but does not exclude it from the package

Core - Cooker - Mar 29, 2018

Setting an instance of an asset in a level to "Is Editor Only" will cause the asset to not be present in the level in a packaged game, but the asset is still included in the cooked content for the g ...

Cook in the Editor should only save Asset Registry for the cook target platform

Core - Cooker - Jan 18, 2018

Request from Licensee: When launch Launching in the editor, it seems that asset registries of platforms other than those specified in Launch are also generated.  LogAssetRegistryGenerator: Startin ...

Possible incorrect pointer manipulation in BeginPackageCacheForCookedPlatformData

Core - Cooker - Dec 12, 2017

In UCookOnTheFlyServer::BeginPackageCacheForCookedPlatformData(), there is a pointer to int32 called CurrentAsyncCache that is used as an index. It's value is dereferenced before it is checked, but ...

[CrashReport] UE4Editor-CoreUObject.dylib!UPackage::Save() during COTF

Core - Cooker - Nov 21, 2017

This is a common Mac crash that has occurred since at least 4.17.1 User DescriptionsJust trying to launch my project on any output I can. No luck.launching AR project on IOS device. Ugg. Last adjus ...