@swl: There is a little misunderstanding in my words. Indeed. Not my language. First, my webcam is just working but not entirely in any situation (see attachm.). For e.g.: If i press Fn + F6 during present ubuntu desktop, than hotplug is connecting well and i have my webcam. But mostly my dvbt is connected as well. If not i have the same probs as described here. Sometimes, but seldom, it works fine - that situation was my enthusiastic failure combining it with the update i've made seconds before. Sometimes, it's difficult to make a real statement above this prob. But that's really weird, both webcam and dvbt are working seperately! In that moment i'm watching tv. For this comment here i want to post the actually dmesg while im writing this here. Now it comes: the dvbt stopped working and the webcam comes up! Thats weird and here the dmesg | grep uvcvideo: pedro@pedro-netbook:~$ dmesg | grep uvcvideo [ 178.668322] uvcvideo: Found UVC 1.00 device BisonCam, NB Pro (5986:0203) [ 178.684594] usbcore: registered new interface driver uvcvideo [ 192.290208] uvcvideo: UVC non compliance - GET_MIN/MAX(PROBE) incorrectly supported. Enabling workaround. [ 192.356442] uvcvideo: device BisonCam, NB Pro requested null bandwidth, defaulting to lowest. [ 201.250119] uvcvideo: device BisonCam, NB Pro requested null bandwidth, defaulting to lowest. [ 986.584182] uvcvideo: device BisonCam, NB Pro requested null bandwidth, defaulting to lowest. [ 995.260363] uvcvideo: device BisonCam, NB Pro requested null bandwidth, defaulting to lowest. [ 1485.479787] uvcvideo: device BisonCam, NB Pro requested null bandwidth, defaulting to lowest. [ 1494.686428] uvcvideo: device BisonCam, NB Pro requested null bandwidth, defaulting to lowest. pedro@pedro-netbook:~$ What workaround is here meant? lough. Ok now the dmesg | grep dvb pedro@pedro-netbook:~$ dmesg | grep dvb [ 14.532350] Successfully loaded em28xx-dvb [ 14.532360] Em28xx: Initialized (Em28xx dvb Extension) extension pedro@pedro-netbook:~$ Here the results of latest dmesg after terminating dvbt by calling cheese: [ 174.401310] ===>rt_ioctl_giwscan. 14(14) BSS returned, data->length = 1724 [ 177.390844] atkbd.c: Unknown key pressed (translated set 2, code 0xee on isa0060/serio0). [ 177.390866] atkbd.c: Use 'setkeycodes e06e ' to make it known. [ 177.394349] atkbd.c: Unknown key released (translated set 2, code 0xee on isa0060/serio0). [ 177.394368] atkbd.c: Use 'setkeycodes e06e ' to make it known. [ 178.176102] usb 1-5: new high speed USB device using ehci_hcd and address 7 [ 178.572494] usb 1-5: configuration #1 chosen from 1 choice [ 178.668322] uvcvideo: Found UVC 1.00 device BisonCam, NB Pro (5986:0203) [ 178.684481] input: BisonCam, NB Pro as /devices/pci0000:00/0000:00:1d.7/usb1/1-5/1-5:1.0/input/input13 [ 178.684594] usbcore: registered new interface driver uvcvideo [ 178.684602] USB Video Class driver (v0.1.0) [ 192.029596] tvp5150 2-005c: tvp5150am1 detected. [ 192.290208] uvcvideo: UVC non compliance - GET_MIN/MAX(PROBE) incorrectly supported. Enabling workaround. [ 192.356442] uvcvideo: device BisonCam, NB Pro requested null bandwidth, defaulting to lowest. [ 196.344556] tvp5150 2-005c: tvp5150am1 detected. [ 196.524087] xc2028 2-0061: Loading firmware for type=BASE MTS (5), id 0000000000000000. [ 197.461757] xc2028 2-0061: Loading firmware for type=MTS (4), id 000000000000b700. [ 197.477119] xc2028 2-0061: Loading SCODE for type=MTS LCD NOGD MONO IF SCODE HAS_IF_4500 (6002b004), id 000000000000b700. [ 201.250119] uvcvideo: device BisonCam, NB Pro requested null bandwidth, defaulting to lowest. [ 254.400148] ===>rt_ioctl_giwscan. 12(12) BSS returned, data->length = 1422 [ 296.431176] ERROR!!! RTMPCancelTimer failed, Timer hasn't been initialize! [ 301.539677] ===>rt_ioctl_giwscan. 16(16) BSS returned, data->length = 1929 [ 354.533229] ===>rt_ioctl_giwscan. 15(15) BSS returned, data->length = 1919 [ 474.529177] ===>rt_ioctl_giwscan. 15(15) BSS returned, data->length = 1842 [ 594.535151] ===>rt_ioctl_giwscan. 17(17) BSS returned, data->length = 2171 [ 714.533809] ===>rt_ioctl_giwscan. 11(11) BSS returned, data->length = 1412 [ 834.532742] ===>rt_ioctl_giwscan. 16(16) BSS returned, data->length = 2032 [ 954.528153] ===>rt_ioctl_giwscan. 14(14) BSS returned, data->length = 1801 [ 986.279512] tvp5150 2-005c: tvp5150am1 detected. [ 986.584182] uvcvideo: device BisonCam, NB Pro requested null bandwidth, defaulting to lowest. [ 990.580510] tvp5150 2-005c: tvp5150am1 detected. [ 990.760070] xc2028 2-0061: Loading firmware for type=BASE MTS (5), id 0000000000000000. [ 991.693729] xc2028 2-0061: Loading firmware for type=MTS (4), id 000000000000b700. [ 991.708846] xc2028 2-0061: Loading SCODE for type=MTS LCD NOGD MONO IF SCODE HAS_IF_4500 (6002b004), id 000000000000b700. [ 995.260363] uvcvideo: device BisonCam, NB Pro requested null bandwidth, defaulting to lowest. [ 1074.532154] ===>rt_ioctl_giwscan. 13(13) BSS returned, data->length = 1615 [ 1167.388066] xc2028 2-0061: Loading firmware for type=BASE F8MHZ MTS (7), id 0000000000000000. [ 1168.313813] xc2028 2-0061: Loading firmware for type=D2633 DTV8 (210), id 0000000000000000. [ 1168.327421] xc2028 2-0061: Loading SCODE for type=DTV6 QAM DTV7 DTV78 DTV8 ZARLINK456 SCODE HAS_IF_4760 (620003e0), id 0000000000000000. [ 1194.530822] ===>rt_ioctl_giwscan. 13(13) BSS returned, data->length = 1630 [ 1314.530848] ===>rt_ioctl_giwscan. 13(13) BSS returned, data->length = 1644 [ 1434.538413] ===>rt_ioctl_giwscan. 12(12) BSS returned, data->length = 1491 [ 1485.155372] tvp5150 2-005c: tvp5150am1 detected. [ 1485.479787] uvcvideo: device BisonCam, NB Pro requested null bandwidth, defaulting to lowest. [ 1486.704761] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1487.888712] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1488.936680] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1489.500526] tvp5150 2-005c: tvp5150am1 detected. [ 1489.680119] xc2028 2-0061: Loading firmware for type=BASE MTS (5), id 0000000000000000. [ 1489.994644] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1490.697882] xc2028 2-0061: Loading firmware for type=MTS (4), id 000000000000b700. [ 1490.713518] xc2028 2-0061: Loading SCODE for type=MTS LCD NOGD MONO IF SCODE HAS_IF_4500 (6002b004), id 000000000000b700. [ 1491.000837] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1492.056799] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1493.169628] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1494.360736] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1494.686428] uvcvideo: device BisonCam, NB Pro requested null bandwidth, defaulting to lowest. [ 1495.628713] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1496.980785] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1498.409467] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1499.917687] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1501.488770] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1503.121698] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1504.804917] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1506.543843] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1508.317158] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1510.136870] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1511.986686] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1513.861753] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1515.768951] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1517.688895] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1519.627195] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1521.577777] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1523.545839] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1525.528790] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1527.533365] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1529.537407] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1531.537748] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1533.536804] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1535.549474] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1537.548937] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1539.548754] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1541.549681] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1543.549028] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1545.548729] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1547.553872] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1549.552737] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1551.557655] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1553.556746] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1554.529155] ===>rt_ioctl_giwscan. 13(13) BSS returned, data->length = 1623 [ 1555.556810] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1557.556765] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1559.557812] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1561.556778] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1563.556713] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1565.561527] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1567.560868] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1569.560684] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1571.560756] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1573.560696] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1575.564620] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1577.564718] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1579.567308] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1581.573464] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1583.572934] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1585.572775] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1587.573690] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1589.572786] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1591.572728] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1593.573416] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1595.572879] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1597.572841] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1599.572788] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1601.572746] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1603.572678] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1605.573750] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1607.573831] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1609.572787] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1611.573465] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1613.573933] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1615.572882] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1617.572716] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1619.572697] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1621.573856] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1623.572674] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1625.572780] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1627.572702] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1629.573702] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1631.572781] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1633.572810] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1635.573052] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1637.572761] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1639.579168] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1641.577780] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1643.576730] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1645.577790] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1647.577759] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1649.576848] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1651.577419] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1653.577002] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1655.576708] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1657.576915] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1659.576875] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1661.577816] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1663.576929] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1665.576737] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1667.577800] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1669.576906] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1671.576869] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1673.577793] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1674.529207] ===>rt_ioctl_giwscan. 12(12) BSS returned, data->length = 1413 [ 1675.576889] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1677.576711] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1679.576673] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1681.576771] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1683.576738] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1685.577955] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1687.576898] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1689.576726] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1691.577066] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1693.577029] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1695.576729] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1697.576812] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1699.576776] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1701.577716] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1703.576682] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1705.576766] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1707.581259] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1709.585320] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1711.588518] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1713.589712] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1715.588715] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1717.588799] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1719.589471] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1721.589706] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1723.588655] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1725.597484] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1727.596831] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1729.596685] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1731.596607] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1733.596737] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1735.596691] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1737.597877] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1739.597728] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1741.596701] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1743.605519] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1745.605753] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1747.604679] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1749.604785] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1751.604745] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1753.604679] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1755.604921] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1757.604777] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1759.606819] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1761.605297] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1763.604648] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1765.605834] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1767.605567] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1769.604789] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1771.617937] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1773.617211] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1775.616803] zl10353_read_register: readreg error (reg=6, ret==-19) [ 1777.624295] zl10353_read_register: readreg error (reg=6, ret==-19) pedro@pedro-netbook:~$ ^C pedro@pedro-netbook:~$