[Bug 2085404] Re: No display after booting

After testing various monitors, I found that the first two monitors did not display any output, while the third monitor functioned correctly. I think the issue may be related to a connection problem like Alessandro suspect or compatibility with specific monitors. -- You received this bug notifica

[Bug 2085404] Re: No display after booting

Are you suggesting the issue might come from the monitor? I used two monitors to reproduce the same issue, and both of them work on other machines. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/2085404

[Bug 2085404] [NEW] No display after booting

Public bug reported: [Impact] No display is shown after booting the machine. [Reproduce] 1. connect a monitor to the machine and boot it. 2. ssh into the machine and check the display using the following commands: $ export DISPLAY=":0.0" $ xrandr [Fail rate] 5/5 (100% failure rate) [

[Bug 2085082] Re: Cannot detect audio sinks and sources in proposed kernel

@smb added the journalctl log in 5.15.0-124. The url of checkbox submission: https://certification.canonical.com/hardware/202111-29676/submission/400642/ ** Attachment added: "journal_log_5-15-0-124.txt" https://bugs.launchpad.net/ubuntu/+source/linux-hwe-5.15/+bug/2085082/+attachment/583075

[Bug 2085082] [NEW] Cannot detect audio sinks and sources in proposed kernel

Public bug reported: [Impact] Failed to detect audio sinks/sources. [Test Case] 1. run "pactl list sinks short | grep -v -E "monitor|auto_null" to check if any sinks was found 2. run "pactl list sources short | grep -v -E "monitor|auto_null" to check if any sources was found [Verify] 1. re

[Bug 2073108] Re: Failed to detect Wireless LAN device

Hi Timo, Confirmed that test passed after I upgrade the linux firmware to 20220329.git681281e4-0ubuntu3.34 log: Outcome: job passed [ Running job 2 / 2. Estimated time left: 0:00:02 ] -[ Detect if at least one Wireless LAN device is detected ] ID: com.cano

[Bug 2073108] Re: Failed to detect Wireless LAN device

Hi Timo, The test failed after I updated the linux-firmware to https://launchpad.net/ubuntu/+source/linux- firmware/20220329.git681281e4-0ubuntu3.32. DUT: 201807-26342 - Dell - Precision 5530 - Berlinetta P MLK CFL IP: 10.102.160.103 username: ubuntu password: insecure Reproduce steps: 1. Open `

[Bug 2073108] Re: Failed to detect Wireless LAN device

Hi @rickywu, here is the dmesg related to qca6174: [ 1728.425730] cfg80211: Loading compiled-in X.509 certificates for regulatory database [ 1728.425866] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' [ 1728.425987] cfg80211: Loaded X.509 cert 'wens: 61c038651aabdcf94bd0ac7ff06c7248db

[Bug 2073108] Re: Failed to detect Wireless LAN device

@rickywu passed after updated the firmware log: ---[ Detect if at least one Wireless LAN device is detected ]--- ID: com.canonical.certification::wireless/detect Category: Wireless networking tests ---

[Bug 2073108] [NEW] Failed to detect Wireless LAN device

Public bug reported: udev failed to detect wireless LAN at 5.15.0-116.126-generic. It was passed at 5.15.0-115.125-generic. terminal log: ubuntu@dell-precision-5530-c26342:~$ nmcli device status DEVICE TYPE STATE CONNECTION enx00e04c68fef9 ethernet connected n