The following devices are breaking away after connecting the scanner (compared lsusb -v -v -v before and afterwards):
Bus 002 Device 003: ID 05e3:0612 Genesys Logic, Inc. idVendor 0x05e3 Genesys Logic, Inc. Bus 002 Device 002: ID 05e3:0612 Genesys Logic, Inc. idVendor 0x05e3 Genesys Logic, Inc. Bus 001 Device 003: ID 1038:1122 SteelSeries ApS idVendor 0x1038 SteelSeries ApS Bus 001 Device 009: ID 05e3:0610 Genesys Logic, Inc. 4-port hub idVendor 0x05e3 Genesys Logic, Inc. Bus 001 Device 006: ID 1a40:0101 Terminus Technology Inc. Hub idVendor 0x1a40 Terminus Technology Inc. Bus 001 Device 007: ID 0b95:6802 ASIX Electronics Corp. idVendor 0x0b95 ASIX Electronics Corp. Bus 001 Device 004: ID 1a40:0101 Terminus Technology Inc. Hub idVendor 0x1a40 Terminus Technology Inc. Bus 001 Device 002: ID 05e3:0610 Genesys Logic, Inc. 4-port hub idVendor 0x05e3 Genesys Logic, Inc. Wireless also seems to be kicked out Bus 001 Device 014: ID 2357:0009 idVendor 0x2357 bFunctionClass 224 Wireless Bus 001 Device 008: ID 5986:0547 Acer, Inc seems to be the video camera idVendor 0x5986 Acer, Inc bFunctionClass 14 Video Bus 001 Device 005: ID 8087:0aa7 Intel Corp. idVendor 0x8087 Intel Corp. bDeviceClass 224 Wireless bDeviceSubClass 1 Radio Frequency bDeviceProtocol 1 Bluetooth so bluetooth is dead also. :-( I am using a LTE/WLAN router which is connected to USB, the connection is also lost of course. Keyboard on USB and Logitech, Inc. Unifying Receiver for mouse are kicked out as already written. I have to reboot after that error. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1956849 Title: Almost all USB ports suddenly stopped working; unbootable To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1956849/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs