i am getting this error because i saved the project wrong the other day

LogPackageName: Warning: DoesPackageExist called on PackageName that will always return false. Reason: Input ‘’ was empty.

how can i fix it back

Hey there @badreal38! Interesting! It seems the engine is looking for a package that is null. First we need to ascertain what packages they are referencing and then I can likely write a workaround or even find the reference we need to get rid of. Is your Engine build from the Epic Games Launcher or did you build it from source? By “saved the project wrong” what do you mean? Can you explain your steps? Is this error flooding the console constantly?

There’s a couple of possible solutions and workarounds on this thread here but ultimately I’m unsure how a package was generated and failing based on a save alone.

first of all thanks for your time. I started the project from the Epic Games launcher. Just a day ago, I was making my saves to the part called main, I accidentally created a file called untitle and saved it to it, now I am getting this error due to the lack of the project. I don’t know if I can transfer back or sync files.

ı found this Just an issue with 5.2

So I cracked out on the engine code and was able to track down the actual cause of the error. It ended up being a caching system error trying to point to a reference from the old engine cache that was now invalid. I was able to fully fix the issue by clearing/deleting the project build/temp data not only in the project folder, but also in the AppData/Local folder. After that I rebuilt the project files and the error does not happen anymore in any system. If after doing any of this you get crashes just validate the assets in the Asset Actions menu and they will stop. And this is the solution I guess

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Apologies for the (probably obvious) question, but what folders under $/AppData/Local? The DDC for the build in use, or something else?
-Thanks

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