DVR problem

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n3wb
Joined
Jun 3, 2017
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Dear Sir
i have 28 Hik vision Camera's when i will add them in ivms 4500 through QR code then i received a message
"The Device is online and has been added by the other user"
and in some cameras i received a message
"The Device is Offline and has not been added by the any user"
how i can resolve this issue kindly guide me.
 

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