Hikvision new firmware 4.0 upgraded fail

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Mar 13, 2018
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Hi I have problem with this new firmware 4.0 i have 2 nvr with firmware V3.4.91build 161220 i upgraded it to V4.1.03_180103 directly
now nvr login with unknown language for user name and did not accept password
i try to login with u-boot it work but i can`t restart nvr because it go back to with problem
any one can help me in this problem i tired to fix it
thanks
 

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