Unreal Engine Issues
Unreal Engine Issues
Editor becomes unresponsive for long periods between edits of a user-defined enum type when it's referenced by one or more user-defined struct types.
UE - Gameplay - Blueprint - May 17, 2021After adding a member to a user-defined struct type and changing the member type to a user-defined enumeration, repeated edits to that enumeration will eventually cause the editor to become increasi ...
Nativized blueprint does not support reading values from TRange structs
UE - Gameplay - Blueprint - May 10, 2021Compile errors will occur during packaging with Blueprint nativization enabled if e.g. "Get" nodes are placed in a Blueprint on FFloatRange struct types (or any other explicit TRange derivative) and ...
Adding a new component to a parent class breaks child Blueprints
UE - Gameplay - Blueprint - Apr 16, 2021See UDN(308147): [Link Removed] ...
Crash when deleting the Add Component By Class node after changing the Relative Transform of the component
UE - Gameplay - Blueprint - Mar 31, 2021When adding the Add Component By Class node, choosing a class that has a Relative Transform pin, changing the transform, and deleting the node the editor crashes. I tested this with the Skeletal Mes ...
Current Max Draw Distance Field doesn't update if actor detail panel is open when Desired Max Draw Distance is changed in BP Editor
UE - Gameplay - Blueprint - Mar 30, 2021This issue seems to occur if and only if viewing the value in the details panel. Following the above repro steps without looking at the value in the details panel, and then clicking the asset to ins ...
Blueprint RepNotify functions cannot include a parameter representing the old value of the property
UE - Gameplay - Blueprint - Mar 4, 2021In C++, a replicated property's RepNotify function can include a parameter that represents the property's value before the new replicated value was applied. In blueprints, RepNotify functions are no ...
Soft object reference variables have their default value greyed out
UE - Gameplay - Blueprint - Mar 2, 2021When creating Soft Object Variables of Actor or Character blueprints, the default value of the variable is greyed out and unable to be changed. I was able to create a Soft Object Reference of the Th ...
Duplicating a blueprint interface asset results in duplicate GraphGuid
UE - Gameplay - Blueprint - Feb 24, 2021When a blueprint interface asset is duplicated in the Content browser, UEdGraph::GraphGuid will not be regenerated so the two graphs will end up sharing the same GUID. This causes problems for any ...
A crash can occur during a batched compile of inter-dependent Blueprint assets via commandlet.
UE - Gameplay - Blueprint - Feb 20, 2021Bulk compiling more than one Blueprint class asset without incurring a garbage collection pass in between each compile can result in a crash during reference replacement, as serialization may end up ...
Blueprint processing is heavy in PIE since 4.26
UE - Gameplay - Blueprint - Feb 17, 2021As the attached image shows, there is no problem in 4.25.4, and the process is noticeably slower in 4.26.1. Also, there is no problem in Standalone. The problem occurs only in PIE. ...