In 2266, after Lieutenant Nyota Uhura, the communications officer aboard the USS Enterprise, had filed a subspace log, her supervising officer, Lieutenant Commander Spock, informed her that there was an error in the frequencies column. (TOS: "The Man Trap" ) When Ro Laren was confronted by Jean-Luc Picard about leave the USS Enterprise-D without authorization, in 2368, she told him that she had actually gotten permission via communication from Admiral Kennelly, which she said could be confirmed by the subspace log. (TNG: "Ensign Ro" )