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Losing USB3 on XPS15 docking station
I have an XPS15 with a docking station. Attached to the docking station are 2 monitors and a powered USB3 strip with a few items attached (speakers, camera, etc).
Lately I have had 2 issues:
1) I occasionally (every few days) get a blue screen once I login. The error message says "driver_verifier_DMA_violation". I think this has to do with the wireless headset I have connected (the setup is through a Plantronics switch that has a bluetooth connection to the headset and a USB3 connection to the PC). I think this is a secondary issue to the USB3 problem, though.
2) The docking station seems to lose the USB3 capability. The USB3 strip attached to the docking station has LEDs that show me which ports are connected to the PC. Frequently, when I attach the laptop to the docking station (via the Thunderbolt3 connection), it boots up, but the LEDs on the strip stay dark. the strip is powered (separate LED) and a device that only uses the USB3 for power works. When I switch the USB3 port on the docking station, nothing changes. I can get the devices usually going if I switch the USB3 strip to a USB3 connection directly on the laptop. Sometimes I can get them going also if I shut down the whole system, unplug the docking station, wait, then start everything up again.
Has anybody seen anything similar?
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