just to add that on my MyTouch 4G slide I had hboot-1.44.0007 and gave me the same error as the first post when trying to unlock through htcdev.com. I did an OTA update to HBOOT-1.45.0013 (Software version 1.63.531.2 710RD) then went back to htcdev.com and it worked without problems
Over the years, since evenbefore Android entered the scene, we have striven to … more
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