I received a Crash And cant open my project

Hello,

I was in the middle of a project and my editor crashed. I have tried to open it many times and i’m always given a Ue4editor.exe - No Disk error. followed by the following crash report.

LoginId:96ce791b4acda36af202088500bab24c
EpicAccountId:e18e7f3a971e4af697721891065bf04c

Assertion failed: InPos <= Size [File:D:\Build++UE4+Release-4.16+Compile\Sync\Engine\Source\Runtime\Core\Private\HAL\FileManagerGeneric.cpp] [Line: 623]
Attempted to seek past the end of file (14366/311), file: C:/Users/AL/Documents/Unreal Projects/Platformer1/Content/BluePrints/Pickups/PickUpBaseBP.uasset. The file is most likely corrupt.

UE4Editor_Core!FDebug::AssertFailed() [d:\build++ue4+release-4.16+compile\sync\engine\source\runtime\core\private\misc\assertionmacros.cpp:349]
UE4Editor_Core!FArchiveFileReaderGeneric::Seek() [d:\build++ue4+release-4.16+compile\sync\engine\source\runtime\core\private\hal\filemanagergeneric.cpp:624]
UE4Editor_AssetRegistry!FPackageReader::ReadAssetRegistryData() [d:\build++ue4+release-4.16+compile\sync\engine\source\runtime\assetregistry\private\packagereader.cpp:137]
UE4Editor_AssetRegistry!FAssetDataGatherer::ReadAssetFile() [d:\build++ue4+release-4.16+compile\sync\engine\source\runtime\assetregistry\private\assetdatagatherer.cpp:852]
UE4Editor_AssetRegistry!FAssetDataGatherer::Run() [d:\build++ue4+release-4.16+compile\sync\engine\source\runtime\assetregistry\private\assetdatagatherer.cpp:595]
UE4Editor_Core!FRunnableThreadWin::Run() [d:\build++ue4+release-4.16+compile\sync\engine\source\runtime\core\private\windows\windowsrunnablethread.cpp:76]

I am unsure of what to do. I have spent the last 7 days learning the editor while completing my first project.
Please any help would be gladly be appreciated.

Cut and move the file Content/BluePrints/Pickups/PickUpBaseBP.uasset out of your project folder and see if this fixes the problem.