Can't Add Driver Package to WDS.

I am trying to add a driver package to WDS it says that my driver is not signed, corrupt or of the wrong architecture. So I tried to accomplish the process with cmd to see the errors and heres what I found. This is the complete log of the cmd. Also I have added one other driver and it worked without and error I tried to add this one and I got an error please help. 

Windows PowerShell
Copyright (C) 2014 Microsoft Corporation. All rights reserved.

PS C:\Windows\system32> WDSUTIL /verbose /Add-DriverPackage /InfFile:"D:\Drivers\DELL Inspiron 15 5558\Ethernet\rt64win7
.inf"

Windows Deployment Services Management Utility [Version 6.3.9600.16384]
© 2013 Microsoft Corporation. All rights reserved.

Will add 1 driver package(s) to the store...

>>>>> Driver package 1 of 1 <<<<<

-> Adding driver package "rt64win7 [x64]" from file "D:\Drivers\DELL Inspiron 15 5558\Ethernet\rt64win7.inf" to the driv
er store...

--> Starting to copy 5 driver package file(s)...

==== File 1 of 5 ====
---> Looking for source file "D:\Drivers\DELL Inspiron 15 5558\Ethernet\rt64win7.inf"...
---> Starting to copy file...
---> Source path: D:\Drivers\DELL Inspiron 15 5558\Ethernet\rt64win7.inf.
---> Destination path: \\APPS\REMINST\Stores\Drivers\rt64win7.inf_x64_{A531FDC6-1C2F-4E11-A549-CD2A84FEE725}\rt64win7.in
f.
---> Successfully copied file.

==== File 2 of 5 ====
---> Looking for source file "D:\Drivers\DELL Inspiron 15 5558\Ethernet\rt64win7.cat"...
---> Starting to copy file...
---> Source path: D:\Drivers\DELL Inspiron 15 5558\Ethernet\rt64win7.cat.
---> Destination path: \\APPS\REMINST\Stores\Drivers\rt64win7.inf_x64_{A531FDC6-1C2F-4E11-A549-CD2A84FEE725}\rt64win7.ca
t.
---> Successfully copied file.

==== File 3 of 5 ====
---> Looking for source file "D:\Drivers\DELL Inspiron 15 5558\Ethernet\Rt64win7.sys"...
---> Starting to copy file...
---> Source path: D:\Drivers\DELL Inspiron 15 5558\Ethernet\Rt64win7.sys.
---> Destination path: \\APPS\REMINST\Stores\Drivers\rt64win7.inf_x64_{A531FDC6-1C2F-4E11-A549-CD2A84FEE725}\Rt64win7.sy
s.
---> Successfully copied file.

==== File 4 of 5 ====
---> Looking for source file "D:\Drivers\DELL Inspiron 15 5558\Ethernet\RtNicProp64.dll"...
---> Starting to copy file...
---> Source path: D:\Drivers\DELL Inspiron 15 5558\Ethernet\RtNicProp64.dll.
---> Destination path: \\APPS\REMINST\Stores\Drivers\rt64win7.inf_x64_{A531FDC6-1C2F-4E11-A549-CD2A84FEE725}\RtNicProp64
.dll.
---> Successfully copied file.

==== File 5 of 5 ====
---> Looking for source file "D:\Drivers\DELL Inspiron 15 5558\Ethernet\RTNUninst64.dll"...
---> Starting to copy file...
---> Source path: D:\Drivers\DELL Inspiron 15 5558\Ethernet\RTNUninst64.dll.
---> Destination path: \\APPS\REMINST\Stores\Drivers\rt64win7.inf_x64_{A531FDC6-1C2F-4E11-A549-CD2A84FEE725}\RTNUninst64
.dll.
---> Successfully copied file.

--> Successfully copied 5 driver package file(s).

-> Failed to add driver package "rt64win7 [x64]" from file "D:\Drivers\DELL Inspiron 15 5558\Ethernet\rt64win7.inf" to t
he driver store.


An error occurred while trying to execute the command.
Error Code: 0xFFFFFBFE
Error Description: <No description available>
PS C:\Windows\system32>