USB camera not seen by some applications in 18.04











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I have just installed 18.04 MATE.
I have two cameras available, one built-in and the other a usb eye-cam.
In 16.04, both were seen by cheese (Cheese->Preferences->Webcam).
In 18.04, cheese only registers the built-in one.
However, the other camera IS visible to guvcview and vlc.
I have tried playing with dconf Editor without effect.



dsmesg reports:



16.354843] Linux video capture interface: v2.00
[ 16.374078] uvcvideo: Found UVC 1.00 device SCMOS02000KPB (053a:9230)
[ 16.378130] uvcvideo 2-1:1.0: Entity type for entity Processing 2 was not initialized!
[ 16.378133] uvcvideo 2-1:1.0: Entity type for entity Extension 6 was not initialized!
[ 16.378135] uvcvideo 2-1:1.0: Entity type for entity Camera 1 was not initialized!
[ 16.378231] input: SCMOS02000KPB: SCMOS02000KPB as /devices/pci0000:00/0000:00:14.0/usb2/2-1/2-1:1.0/input/input20
[ 16.380953] uvcvideo: Found UVC 1.00 device HD WebCam (04f2:b452)
[ 16.392232] uvcvideo 2-7:1.0: Entity type for entity Extension 4 was not initialized!
[ 16.392236] uvcvideo 2-7:1.0: Entity type for entity Processing 2 was not initialized!
[ 16.392240] uvcvideo 2-7:1.0: Entity type for entity Camera 1 was not initialized!
[ 16.392358] input: HD WebCam: HD WebCam as /devices/pci0000:00/0000:00:14.0/usb2/2-7/2-7:1.0/input/input21
[ 16.393383] usbcore: registered new interface driver uvcvideo
[ 16.393385] USB Video Class driver (1.1.1)


Does anyone have any suggestions or is this just a bug?



Thanks










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  • 2




    I am currently experiencing the same problems with cheese in Ubuntu 18.04 $ cheese cheese-application.vala:211: Error during camera setup: No device found The webcam works correctly with vlc using v4l2:///dev/video0 The usb info for this webcam is Bus 001 Device 008: ID 046d:08d9 Logitech, Inc. QuickCam IM/Connect
    – phreed
    May 9 at 23:07















up vote
2
down vote

favorite












I have just installed 18.04 MATE.
I have two cameras available, one built-in and the other a usb eye-cam.
In 16.04, both were seen by cheese (Cheese->Preferences->Webcam).
In 18.04, cheese only registers the built-in one.
However, the other camera IS visible to guvcview and vlc.
I have tried playing with dconf Editor without effect.



dsmesg reports:



16.354843] Linux video capture interface: v2.00
[ 16.374078] uvcvideo: Found UVC 1.00 device SCMOS02000KPB (053a:9230)
[ 16.378130] uvcvideo 2-1:1.0: Entity type for entity Processing 2 was not initialized!
[ 16.378133] uvcvideo 2-1:1.0: Entity type for entity Extension 6 was not initialized!
[ 16.378135] uvcvideo 2-1:1.0: Entity type for entity Camera 1 was not initialized!
[ 16.378231] input: SCMOS02000KPB: SCMOS02000KPB as /devices/pci0000:00/0000:00:14.0/usb2/2-1/2-1:1.0/input/input20
[ 16.380953] uvcvideo: Found UVC 1.00 device HD WebCam (04f2:b452)
[ 16.392232] uvcvideo 2-7:1.0: Entity type for entity Extension 4 was not initialized!
[ 16.392236] uvcvideo 2-7:1.0: Entity type for entity Processing 2 was not initialized!
[ 16.392240] uvcvideo 2-7:1.0: Entity type for entity Camera 1 was not initialized!
[ 16.392358] input: HD WebCam: HD WebCam as /devices/pci0000:00/0000:00:14.0/usb2/2-7/2-7:1.0/input/input21
[ 16.393383] usbcore: registered new interface driver uvcvideo
[ 16.393385] USB Video Class driver (1.1.1)


Does anyone have any suggestions or is this just a bug?



Thanks










share|improve this question




















  • 2




    I am currently experiencing the same problems with cheese in Ubuntu 18.04 $ cheese cheese-application.vala:211: Error during camera setup: No device found The webcam works correctly with vlc using v4l2:///dev/video0 The usb info for this webcam is Bus 001 Device 008: ID 046d:08d9 Logitech, Inc. QuickCam IM/Connect
    – phreed
    May 9 at 23:07













up vote
2
down vote

favorite









up vote
2
down vote

favorite











I have just installed 18.04 MATE.
I have two cameras available, one built-in and the other a usb eye-cam.
In 16.04, both were seen by cheese (Cheese->Preferences->Webcam).
In 18.04, cheese only registers the built-in one.
However, the other camera IS visible to guvcview and vlc.
I have tried playing with dconf Editor without effect.



dsmesg reports:



16.354843] Linux video capture interface: v2.00
[ 16.374078] uvcvideo: Found UVC 1.00 device SCMOS02000KPB (053a:9230)
[ 16.378130] uvcvideo 2-1:1.0: Entity type for entity Processing 2 was not initialized!
[ 16.378133] uvcvideo 2-1:1.0: Entity type for entity Extension 6 was not initialized!
[ 16.378135] uvcvideo 2-1:1.0: Entity type for entity Camera 1 was not initialized!
[ 16.378231] input: SCMOS02000KPB: SCMOS02000KPB as /devices/pci0000:00/0000:00:14.0/usb2/2-1/2-1:1.0/input/input20
[ 16.380953] uvcvideo: Found UVC 1.00 device HD WebCam (04f2:b452)
[ 16.392232] uvcvideo 2-7:1.0: Entity type for entity Extension 4 was not initialized!
[ 16.392236] uvcvideo 2-7:1.0: Entity type for entity Processing 2 was not initialized!
[ 16.392240] uvcvideo 2-7:1.0: Entity type for entity Camera 1 was not initialized!
[ 16.392358] input: HD WebCam: HD WebCam as /devices/pci0000:00/0000:00:14.0/usb2/2-7/2-7:1.0/input/input21
[ 16.393383] usbcore: registered new interface driver uvcvideo
[ 16.393385] USB Video Class driver (1.1.1)


Does anyone have any suggestions or is this just a bug?



Thanks










share|improve this question















I have just installed 18.04 MATE.
I have two cameras available, one built-in and the other a usb eye-cam.
In 16.04, both were seen by cheese (Cheese->Preferences->Webcam).
In 18.04, cheese only registers the built-in one.
However, the other camera IS visible to guvcview and vlc.
I have tried playing with dconf Editor without effect.



dsmesg reports:



16.354843] Linux video capture interface: v2.00
[ 16.374078] uvcvideo: Found UVC 1.00 device SCMOS02000KPB (053a:9230)
[ 16.378130] uvcvideo 2-1:1.0: Entity type for entity Processing 2 was not initialized!
[ 16.378133] uvcvideo 2-1:1.0: Entity type for entity Extension 6 was not initialized!
[ 16.378135] uvcvideo 2-1:1.0: Entity type for entity Camera 1 was not initialized!
[ 16.378231] input: SCMOS02000KPB: SCMOS02000KPB as /devices/pci0000:00/0000:00:14.0/usb2/2-1/2-1:1.0/input/input20
[ 16.380953] uvcvideo: Found UVC 1.00 device HD WebCam (04f2:b452)
[ 16.392232] uvcvideo 2-7:1.0: Entity type for entity Extension 4 was not initialized!
[ 16.392236] uvcvideo 2-7:1.0: Entity type for entity Processing 2 was not initialized!
[ 16.392240] uvcvideo 2-7:1.0: Entity type for entity Camera 1 was not initialized!
[ 16.392358] input: HD WebCam: HD WebCam as /devices/pci0000:00/0000:00:14.0/usb2/2-7/2-7:1.0/input/input21
[ 16.393383] usbcore: registered new interface driver uvcvideo
[ 16.393385] USB Video Class driver (1.1.1)


Does anyone have any suggestions or is this just a bug?



Thanks







drivers usb video webcam camera






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edited Apr 29 at 13:37









Eranda Peiris

671516




671516










asked Apr 29 at 7:54









Eric Janke

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113








  • 2




    I am currently experiencing the same problems with cheese in Ubuntu 18.04 $ cheese cheese-application.vala:211: Error during camera setup: No device found The webcam works correctly with vlc using v4l2:///dev/video0 The usb info for this webcam is Bus 001 Device 008: ID 046d:08d9 Logitech, Inc. QuickCam IM/Connect
    – phreed
    May 9 at 23:07














  • 2




    I am currently experiencing the same problems with cheese in Ubuntu 18.04 $ cheese cheese-application.vala:211: Error during camera setup: No device found The webcam works correctly with vlc using v4l2:///dev/video0 The usb info for this webcam is Bus 001 Device 008: ID 046d:08d9 Logitech, Inc. QuickCam IM/Connect
    – phreed
    May 9 at 23:07








2




2




I am currently experiencing the same problems with cheese in Ubuntu 18.04 $ cheese cheese-application.vala:211: Error during camera setup: No device found The webcam works correctly with vlc using v4l2:///dev/video0 The usb info for this webcam is Bus 001 Device 008: ID 046d:08d9 Logitech, Inc. QuickCam IM/Connect
– phreed
May 9 at 23:07




I am currently experiencing the same problems with cheese in Ubuntu 18.04 $ cheese cheese-application.vala:211: Error during camera setup: No device found The webcam works correctly with vlc using v4l2:///dev/video0 The usb info for this webcam is Bus 001 Device 008: ID 046d:08d9 Logitech, Inc. QuickCam IM/Connect
– phreed
May 9 at 23:07















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protected by Community Jul 22 at 12:06



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active

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active

oldest

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active

oldest

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protected by Community Jul 22 at 12:06



Thank you for your interest in this question.
Because it has attracted low-quality or spam answers that had to be removed, posting an answer now requires 10 reputation on this site (the association bonus does not count).



Would you like to answer one of these unanswered questions instead?



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