Bij het opstarten van fortnite krijg ik de error "An unknown process has crashed"

bij het opstarten van fortnite kreeg ik de volgende files

Dit zijn de crash files die ik kreeg.

UE4Minidump.dmp
maar die was niet te lezen

FortniteGame.log
Pak chunk signature verification failed!
Chunk Index: 66625
Chunk Offset: 71368704
Chunk Size: 60551
Windows GetLastError: De bewerking is voltooid. (0)

CrashContext.runtime-xml

<RuntimeProperties>
	<CrashVersion>3</CrashVersion>
	<CrashGUID>_0000</CrashGUID>
	<ProcessId>10252</ProcessId>
	<IsInternalBuild>false</IsInternalBuild>
	<IsPerforceBuild>false</IsPerforceBuild>
	<IsSourceDistribution>false</IsSourceDistribution>
	<IsEnsure>false</IsEnsure>
	<IsAssert>true</IsAssert>
	<CrashType>Assert</CrashType>
	<SecondsSinceStart>0</SecondsSinceStart>
	<GameName />
	<ExecutableName />
	<BuildConfiguration>Shipping</BuildConfiguration>
	<GameSessionID />
	<PlatformName />
	<PlatformNameIni />
	<EngineMode>Game</EngineMode>
	<EngineModeEx>Unset</EngineModeEx>
	<DeploymentName />
	<EngineVersion>4.20.0-3917250+++Fortnite+Release-3.1</EngineVersion>
	<CommandLine />
	<LanguageLCID>0</LanguageLCID>
	<AppDefaultLocale />
	<BuildVersion>++Fortnite+Release-3.1-CL-3917250</BuildVersion>
	<IsUE4Release>false</IsUE4Release>
	<UserName>Sietze</UserName>
	<BaseDir />
	<RootDir />
	<MachineId />
	<LoginId>76d208ef49871099a57b309656efde48</LoginId>
	<EpicAccountId>53922a57e5814526819a3fb6874d0148</EpicAccountId>
	<CallStack />
	<SourceContext />
	<UserDescription />
	<UserActivityHint />
	<ErrorMessage>Fatal error: [File:Unknown] [Line: 3890] Trailing magic number (0d) in &apos;../../../FortniteGame/Content/Paks/pakchunk0_s2-WindowsClient.pak&apos; is different than the expected one. Verify your installation.</ErrorMessage>
	<CrashDumpMode>0</CrashDumpMode>
	<CrashReporterMessage />
	<Misc.NumberOfCores>0</Misc.NumberOfCores>
	<Misc.NumberOfCoresIncludingHyperthreads>0</Misc.NumberOfCoresIncludingHyperthreads>
	<Misc.Is64bitOperatingSystem>1</Misc.Is64bitOperatingSystem>
	<Misc.CPUVendor />
	<Misc.CPUBrand />
	<Misc.PrimaryGPUBrand />
	<Misc.OSVersionMajor />
	<Misc.OSVersionMinor />
	<GameStateName />
	<MemoryStats.TotalPhysical>8002560000</MemoryStats.TotalPhysical>
	<MemoryStats.TotalVirtual>140737488224256</MemoryStats.TotalVirtual>
	<MemoryStats.PageSize>4096</MemoryStats.PageSize>
	<MemoryStats.TotalPhysicalGB>8</MemoryStats.TotalPhysicalGB>
	<MemoryStats.AvailablePhysical>5014536192</MemoryStats.AvailablePhysical>
	<MemoryStats.AvailableVirtual>140737220460544</MemoryStats.AvailableVirtual>
	<MemoryStats.UsedPhysical>118419456</MemoryStats.UsedPhysical>
	<MemoryStats.PeakUsedPhysical>118419456</MemoryStats.PeakUsedPhysical>
	<MemoryStats.UsedVirtual>126939136</MemoryStats.UsedVirtual>
	<MemoryStats.PeakUsedVirtual>126947328</MemoryStats.PeakUsedVirtual>
	<MemoryStats.bIsOOM>0</MemoryStats.bIsOOM>
	<MemoryStats.OOMAllocationSize>0</MemoryStats.OOMAllocationSize>
	<MemoryStats.OOMAllocationAlignment>0</MemoryStats.OOMAllocationAlignment>
	<TimeOfCrash>636556643890930000</TimeOfCrash>
	<bAllowToBeContacted>1</bAllowToBeContacted>
	<PlatformFullName />
	<CrashReportClientVersion>1.0</CrashReportClientVersion>
</RuntimeProperties>
<PlatformProperties>
	<PlatformIsRunningWindows>1</PlatformIsRunningWindows>
	<PlatformCallbackResult>0</PlatformCallbackResult>
</PlatformProperties>

Hello,

For Fortnite issues, please visit http://fortnitehelp.epicgames.com/

There you will find various troubleshooting articles as well as an Email Us button that you can use to get in touch with one of our support staff who can assist you further with this.

Thanks