Ok i have a iPhone4, jb with absinthe and i had installed siriport, didn't like it and wanted to install ac!dsiri whatever but i uninstalled siriport and i went to respiring and its never launched since. Heres what i have tried. hard restart turn it off and turn it on pressing the volume up for safe mode tinyumbrella fix and exit recovery redsn0w just boot. restore in duf 1600 error. Recovery mode(screen says plug into iTunes) 21 error custom restore with 5.1.1 (9b206) from felixbruns and it won't even let me. Im pretty good at this i have never needed help before, iv been doing this since Blackra1n. Can someone help me p.s. I'm on a mac.