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This can result in a failure to connect to a Window 8 network share when booted into WinPE. Follow the steps below to attempt a resolution:
1.? Boot into Windows 8/Server 2012.
2.? Run the registry editor and modify the following entry (create if it does not exist):
KEY: ? HKLM\SYSTEM\CurrentControlSet\Services\LanmanWorkstation\Parameters
Value: RequireSecureNegotiate = 0 (DWORD)
3.? Boot back into WinPE and attempt to map the share again.
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