Try Upgrading kernel... It seems there may well be some kernel/usbserial bugs in the ubuntu 2.6.15 kernel that is screwing up ttyUSB connections.
See the following Ubuntu bug: https://launchpad.net/distros/ubuntu/+source/linux-source-2.6.15/+bug/39518
Try Upgrading kernel... It seems there may well be some kernel/usbserial bugs in the ubuntu 2.6.15 kernel that is screwing up ttyUSB connections.
See the following Ubuntu bug: /launchpad. net/distros/ ubuntu/ +source/ linux-source- 2.6.15/ +bug/39518
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