Same situation with me. Philips webcam worked fine under 9.04. After upgrade to 9.10 "could not detect video device ...". lsusb appears to detect the device:
Bus 001 Device 004: ID 04a9:1729 Canon, Inc. MX700 ser Bus 001 Device 003: ID 0471:2034 Philips Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub Bus 004 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub Bus 003 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub Bus 002 Device 003: ID 07cc:0200 Carry Computer Eng., Co., Ltd 6-in-1 Card Reader Bus 002 Device 002: ID 046d:c517 Logitech, Inc. LX710 Cordless Desktop Laser Bus 002 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub -- webcam, ubuntu 9.10, wind, msi, u90 https://bugs.launchpad.net/bugs/439856 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