Help Possible Semi-brick Samsung A5

Hello, I have a problem with A500FU(Lollipop 5.0.2) when trying Flashear TWRP odin constantly gives me error.
I decided to try to restart flashify but I get the following message:

Custom binary blocked by Reactivation Lock.
Secure fail: RECOVERY

And only allows me start mode download...
(Sorry for my English so bad :( )

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