help me please

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First sorry for my english
Really need help,have a razri xt890(i dont know in what page go this topic)
i do the root without liberate bootloader but when restarting the phone just say
Fastboot Reason:flash failure
i want use the sdk manager but not working i was to eclipse an say "javaw.exe"dont are(this is for freedom bootloader)
Now i want flash with rds lite but say failed please help me because the phone is not mine.

Have you tried to download another firmware or redownload the one you have? Corrupted files may result in flash problems...