Physical to usb - cant create winpe

[cemara]

What is the exact requirement for this?
i keep getting specified partition not found
(0x0006003601C20000) when creating win pe
a fresh installation also doesnt work

edit : im using win 8.1 pro and win2usb 2.1

[admin]

What is the exact requirement for this?
i keep getting specified partition not found
(0x0006003601C20000) when creating win pe
a fresh installation also doesnt work

edit : im using win 8.1 pro and win2usb 2.1

Which version of WinToUSB you used? Please send the "user.log" to me, it is located in the bin folder under the installation directory.Thanks.