LCD's usually don't support 75Hz, so it's not a bug.
** Changed in: xorg (Ubuntu)
Status: New => Invalid
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work 1440x900_60 Hz, but i set 1440x900_75 Hz (samsung t190)
https://bugs.launchpad.net/bugs/485246
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Bugs, which
** Attachment added: "BootDmesg.txt"
http://launchpadlibrarian.net/35849736/BootDmesg.txt
** Attachment added: "CurrentDmesg.txt"
http://launchpadlibrarian.net/35849737/CurrentDmesg.txt
** Attachment added: "Dependencies.txt"
http://launchpadlibrarian.net/35849738/Dependencies.txt
** A
