UnrealBuildTool failed can't see why

Hi,
I try to package my game but always got ‘Unreal Build Tool failed’.
‘Automation Tool was unable to run successfully’
I don’t understand what I should do or where I should check…
Any ideas ?

Here is the output log:

UATHelper: Packaging (Mac): ********** BUILD COMMAND STARTED **********
UATHelper: Packaging (Mac): Running: mono "/Users/Shared/Epic Games/UE_4.22/Engine/Binaries/DotNET/UnrealBuildTool.exe" Nervous_december Mac Development -Project="/Volumes/LaCie/Nervous_december DEMO/Nervous_december.uproject" -Clean -NoHotReload "/Volumes/LaCie/Nervous_december DEMO/Nervous_december.uproject" -NoUBTMakefiles  -remoteini="/Volumes/LaCie/Nerv
ous_december DEMO" -skipdeploy -nobuilduht -log="/Users/yvan/Library/Logs/Unreal Engine/LocalBuildLogs/UBT-Nervous_december-Mac-Development.txt"
UATHelper: Packaging (Mac):   Cleaning Nervous_december binaries...
UATHelper: Packaging (Mac): Took 2,049991s to run mono, ExitCode=0
UATHelper: Packaging (Mac): Running: mono "/Users/Shared/Epic Games/UE_4.22/Engine/Binaries/DotNET/UnrealBuildTool.exe" Nervous_december Mac Development -Project="/Volumes/LaCie/Nervous_december DEMO/Nervous_december.uproject"  "/Volumes/LaCie/Nervous_december DEMO/Nervous_december.uproject" -NoUBTMakefiles  -remoteini="/Volumes/LaCie/Nervous_december DEMO" 
-skipdeploy -flushmac -Manifest="/Volumes/LaCie/Nervous_december DEMO/Intermediate/Build/Manifest.xml" -NoHotReload -log="/Users/yvan/Library/Logs/Unreal Engine/LocalBuildLogs/UBT-Nervous_december-Mac-Development_2.txt"
UATHelper: Packaging (Mac):   Using 'git status' to determine working set for adaptive non-unity build (/Volumes/LaCie/Nervous_december DEMO).
UATHelper: Packaging (Mac):   
UATHelper: Packaging (Mac):   Unhandled Exception:
UATHelper: Packaging (Mac):   System.ArgumentException: Path fragment '"Content/Character/Smartphone/\303\263bw\303\263fdka.uasset"' contains invalid directory separators.
UATHelper: Packaging (Mac):     at Tools.DotNETCommon.FileSystemReference.CombineStrings (Tools.DotNETCommon.DirectoryReference BaseDirectory, System.String[] Fragments) [0x000f2] in :0
UATHelper: Packaging (Mac):     at Tools.DotNETCommon.FileReference.Combine (Tools.DotNETCommon.DirectoryReference BaseDirectory, System.String[] Fragments) [0x00000] in :0
UATHelper: Packaging (Mac):     at UnrealBuildTool.GitSourceFileWorkingSet.AddPath (System.String Path) [0x0002e] in :0
UATHelper: Packaging (Mac):     at UnrealBuildTool.GitSourceFileWorkingSet.OutputDataReceived (System.Object Sender, System.Diagnostics.DataReceivedEventArgs Args) [0x000a2] in :0
UATHelper: Packaging (Mac):     at System.Diagnostics.Process.OutputReadNotifyUser (System.String data) [0x00042] in <23340a11bb41423aa895298bf881ed68>:0
UATHelper: Packaging (Mac):     at System.Diagnostics.AsyncStreamReader.FlushMessageQueue () [0x00046] in <23340a11bb41423aa895298bf881ed68>:0
UATHelper: Packaging (Mac):     at System.Diagnostics.AsyncStreamReader.GetLinesFromStringBuilder () [0x00124] in <23340a11bb41423aa895298bf881ed68>:0
UATHelper: Packaging (Mac):     at System.Diagnostics.AsyncStreamReader.ReadBuffer (System.IAsyncResult ar) [0x00126] in <23340a11bb41423aa895298bf881ed68>:0
UATHelper: Packaging (Mac):     at System.IO.Stream+ReadWriteTask.InvokeAsyncCallback (System.Object completedTask) [0x00007] in <98fac219bd4e453693d76fda7bd96ab0>:0
UATHelper: Packaging (Mac):     at System.Threading.ExecutionContext.RunInternal (System.Threading.ExecutionContext executionContext, System.Threading.ContextCallback callback, System.Object state, System.Boolean preserveSyncCtx) [0x00071] in <98fac219bd4e453693d76fda7bd96ab0>:0
UATHelper: Packaging (Mac):     at System.Threading.ExecutionContext.Run (System.Threading.ExecutionContext executionContext, System.Threading.ContextCallback callback, System.Object state, System.Boolean preserveSyncCtx) [0x00000] in <98fac219bd4e453693d76fda7bd96ab0>:0
UATHelper: Packaging (Mac):     at System.IO.Stream+ReadWriteTask.System.Threading.Tasks.ITaskCompletionAction.Invoke (System.Threading.Tasks.Task completingTask) [0x00043] in <98fac219bd4e453693d76fda7bd96ab0>:0
UATHelper: Packaging (Mac):     at System.Threading.Tasks.Task.FinishContinuations () [0x0007a] in <98fac219bd4e453693d76fda7bd96ab0>:0
UATHelper: Packaging (Mac):     at System.Threading.Tasks.Task.FinishStageThree () [0x0003c] in <98fac219bd4e453693d76fda7bd96ab0>:0
UATHelper: Packaging (Mac):     at System.Threading.Tasks.Task.FinishStageTwo () [0x000a1] in <98fac219bd4e453693d76fda7bd96ab0>:0
UATHelper: Packaging (Mac):     at System.Threading.Tasks.Task.Finish (System.Boolean bUserDelegateExecuted) [0x0002e] in <98fac219bd4e453693d76fda7bd96ab0>:0
UATHelper: Packaging (Mac):     at System.Threading.Tasks.Task.ExecuteWithThreadLocal (System.Threading.Tasks.Task& currentTaskSlot) [0x0004b] in <98fac219bd4e453693d76fda7bd96ab0>:0
UATHelper: Packaging (Mac):     at System.Threading.Tasks.Task.ExecuteEntry (System.Boolean bPreventDoubleExecution) [0x0004a] in <98fac219bd4e453693d76fda7bd96ab0>:0
UATHelper: Packaging (Mac):     at System.Threading.Tasks.Task.System.Threading.IThreadPoolWorkItem.ExecuteWorkItem () [0x00000] in <98fac219bd4e453693d76fda7bd96ab0>:0
UATHelper: Packaging (Mac):     at System.Threading.ThreadPoolWorkQueue.Dispatch () [0x00074] in <98fac219bd4e453693d76fda7bd96ab0>:0
UATHelper: Packaging (Mac):     at System.Threading._ThreadPoolWaitCallback.PerformWaitCallback () [0x00000] in <98fac219bd4e453693d76fda7bd96ab0>:0
UATHelper: Packaging (Mac):   [ERROR] FATAL UNHANDLED EXCEPTION: System.ArgumentException: Path fragment '"Content/Character/Smartphone/\303\263bw\303\263fdka.uasset"' contains invalid directory separators.
UATHelper: Packaging (Mac):     at Tools.DotNETCommon.FileSystemReference.CombineStrings (Tools.DotNETCommon.DirectoryReference BaseDirectory, System.String[] Fragments) [0x000f2] in :0
UATHelper: Packaging (Mac):     at Tools.DotNETCommon.FileReference.Combine (Tools.DotNETCommon.DirectoryReference BaseDirectory, System.String[] Fragments) [0x00000] in :0
UATHelper: Packaging (Mac):     at UnrealBuildTool.GitSourceFileWorkingSet.AddPath (System.String Path) [0x0002e] in :0
UATHelper: Packaging (Mac):     at UnrealBuildTool.GitSourceFileWorkingSet.OutputDataReceived (System.Object Sender, System.Diagnostics.DataReceivedEventArgs Args) [0x000a2] in :0
UATHelper: Packaging (Mac):     at System.Diagnostics.Process.OutputReadNotifyUser (System.String data) [0x00042] in <23340a11bb41423aa895298bf881ed68>:0
UATHelper: Packaging (Mac):     at System.Diagnostics.AsyncStreamReader.FlushMessageQueue () [0x00046] in <23340a11bb41423aa895298bf881ed68>:0
UATHelper: Packaging (Mac):     at System.Diagnostics.AsyncStreamReader.GetLinesFromStringBuilder () [0x00124] in <23340a11bb41423aa895298bf881ed68>:0
UATHelper: Packaging (Mac):     at System.Diagnostics.AsyncStreamReader.ReadBuffer (System.IAsyncResult ar) [0x00126] in <23340a11bb41423aa895298bf881ed68>:0
UATHelper: Packaging (Mac):     at System.IO.Stream+ReadWriteTask.InvokeAsyncCallback (System.Object completedTask) [0x00007] in <98fac219bd4e453693d76fda7bd96ab0>:0
UATHelper: Packaging (Mac):     at System.Threading.ExecutionContext.RunInternal (System.Threading.ExecutionContext executionContext, System.Threading.ContextCallback callback, System.Object state, System.Boolean preserveSyncCtx) [0x00071] in <98fac219bd4e453693d76fda7bd96ab0>:0
UATHelper: Packaging (Mac):     at System.Threading.ExecutionContext.Run (System.Threading.ExecutionContext executionContext, System.Threading.ContextCallback callback, System.Object state, System.Boolean preserveSyncCtx) [0x00000] in <98fac219bd4e453693d76fda7bd96ab0>:0
UATHelper: Packaging (Mac):     at System.IO.Stream+ReadWriteTask.System.Threading.Tasks.ITaskCompletionAction.Invoke (System.Threading.Tasks.Task completingTask) [0x00043] in <98fac219bd4e453693d76fda7bd96ab0>:0
UATHelper: Packaging (Mac):     at System.Threading.Tasks.Task.FinishContinuations () [0x0007a] in <98fac219bd4e453693d76fda7bd96ab0>:0
UATHelper: Packaging (Mac):     at System.Threading.Tasks.Task.FinishStageThree () [0x0003c] in <98fac219bd4e453693d76fda7bd96ab0>:0
UATHelper: Packaging (Mac):     at System.Threading.Tasks.Task.FinishStageTwo () [0x000a1] in <98fac219bd4e453693d76fda7bd96ab0>:0
UATHelper: Packaging (Mac):     at System.Threading.Tasks.Task.Finish (System.Boolean bUserDelegateExecuted) [0x0002e] in <98fac219bd4e453693d76fda7bd96ab0>:0
UATHelper: Packaging (Mac):     at System.Threading.Tasks.Task.ExecuteWithThreadLocal (System.Threading.Tasks.Task& currentTaskSlot) [0x0004b] in <98fac219bd4e453693d76fda7bd96ab0>:0
UATHelper: Packaging (Mac):     at System.Threading.Tasks.Task.ExecuteEntry (System.Boolean bPreventDoubleExecution) [0x0004a] in <98fac219bd4e453693d76fda7bd96ab0>:0
UATHelper: Packaging (Mac):     at System.Threading.Tasks.Task.System.Threading.IThreadPoolWorkItem.ExecuteWorkItem () [0x00000] in <98fac219bd4e453693d76fda7bd96ab0>:0
UATHelper: Packaging (Mac):     at System.Threading.ThreadPoolWorkQueue.Dispatch () [0x00074] in <98fac219bd4e453693d76fda7bd96ab0>:0
UATHelper: Packaging (Mac):     at System.Threading._ThreadPoolWaitCallback.PerformWaitCallback () [0x00000] in <98fac219bd4e453693d76fda7bd96ab0>:0
UATHelper: Packaging (Mac): Took 2,071185s to run mono, ExitCode=255
UATHelper: Packaging (Mac): ERROR: UnrealBuildTool failed. See log for more details. (/Users/yvan/Library/Logs/Unreal Engine/LocalBuildLogs/UBT-Nervous_december-Mac-Development_2.txt)
UATHelper: Packaging (Mac):        (see /Users/yvan/Library/Logs/Unreal Engine/LocalBuildLogs/Log.txt for full exception trace)
UATHelper: Packaging (Mac): AutomationTool exiting with ExitCode=255 (255)
PackagingResults: Error: UnrealBuildTool failed. See log for more details. (/Users/yvan/Library/Logs/Unreal Engine/LocalBuildLogs/UBT-Nervous_december-Mac-Development_2.txt)
UATHelper: Packaging (Mac): RunUAT ERROR: AutomationTool was unable to run successfully.
PackagingResults: Error: AutomationTool was unable to run successfully.
PackagingResults: Error: Unknown Error