The dynamic loading of some resources fails when a map is packaged separately. The error log is as follows:
[2022.06.16-09.06.47:875][ 0]LogStreaming: Error: Couldn't find file for package /SarajePlayerUI/UI/WBP_SarajePlayerRecommendBar requested by async loading code. NameToLoad: /SarajePlayerUI/UI/WBP_SarajePlayerRecommendBar
[2022.06.16-09.06.47:875][ 0]LogStreaming: Error: Found 0 dependent packages...
[2022.06.16-09.06.47:875][ 0]PIE: Error: CreateWidget called with a null class.This problem is very strange. In the self-developed plug-in directory, other resources can be loaded with c++ code, but only the following materials cannot be loaded successfully:
UClass* WidgetClass = LoadClass<UUserWidget>(nullptr, TEXT("WidgetBlueprint'/SarajePlayerUI/UI/WBP_SarajePlayerPreview.WBP_SarajePlayerPreview_C'"));
Solution:
Add the directory where the resource is located in Additional Asset Directories to Cook of packaging settings (screenshot as below):
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