Hello,
I have the same issue. I'm on ubuntu 18.04.4 LTS ( kernel 5.3.0-40-generic )
The camera is an Ipevo P2V Point 2 View USB Document Camera.
when I plug the usb dmesg -w show :
[ 3390.529798] usb 1-1.4: Manufacturer: IPEVO Inc.
[ 3390.531093] hid-generic 0003:1778:0214.0006: hiddev0,hidraw2: USB HID v1.10 
Device [IPEVO Inc. IPEVO Point 2 View] on usb-0000:00:1a.0-1.4/input0
[ 3390.533871] uvcvideo: Found UVC 1.00 device IPEVO Point 2 View (1778:0214)
[ 3390.533979] uvcvideo: Failed to query (GET_INFO) UVC control 2 on unit 1: 
-32 (exp. 1).
[ 3390.534597] uvcvideo: Failed to query (GET_INFO) UVC control 9 on unit 1: 
-32 (exp. 1).
[ 3390.536351] uvcvideo: No streaming interface found for terminal 2.
[ 3390.536357] uvcvideo 1-1.4:1.1: Entity type for entity Extension 4 was not 
initialized!
[ 3390.536362] uvcvideo 1-1.4:1.1: Entity type for entity Processing 3 was not 
initialized!
[ 3390.536365] uvcvideo 1-1.4:1.1: Entity type for entity Camera 1 was not 
initialized!
[ 3390.536496] input: IPEVO Point 2 View: IPEVO Point as 
/devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.4/1-1.4:1.1/input/input21
Could I comiled the fix commit e173008a0e94f41b53c8931dc7073ca4ae9f0461 and how 
to do that if yes?

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https://bugs.launchpad.net/bugs/1861344

Title:
  uvcvideo: IPEVO Ziggi-HD document camera stops working on kernel
  4.4.0-171

Status in linux package in Ubuntu:
  Incomplete

Bug description:
  I have a IPEVO Ziggi-HD document camera (1778:0207) that refuses to
  operate on kernel 4.4.0-171 or newer. On such kernels, uvcvideo fails
  with the kernel message 'uvcvideo: No streaming interface found for
  terminal 2' and no `/dev/videoX` device is created.

  The camera operates correctly on kernel 4.4.0-170.

  Ubuntu release: 16.04.6 LTS

  Attached in a tarball:

  * a relevant /var/log/syslog fragment captured when device plugged in
  * `cat /proc/version_signature`
  * `sudo lspci -vnvn`

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