Today i have attached again the USB to serial but i got no errors. I have updated Ubuntu to lastest version and it seems all ok. I close this bug
** Changed in: linux (Ubuntu) Status: New => Fix Released -- usb to serial Prolific kernel crash https://bugs.launchpad.net/bugs/445387 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs