Troubleshooting

The most common issues that customers report with our adapters are shown in the list below. If the problem was reported by our installer, try to match the last lines in the terminal output with the examples below, to get directed to the respective page. If none of them matches your issue, please collect and send us the troubleshooting information.

💡 Note: in your terminal output, the module name (e.g. 88x2bu) or kernel version (e.g. 6.8.0-47-generic) might be different than in the examples.

For this sample output, see the Secure boot page:

modprobe: ERROR: could not insert '88x2bu': Key was rejected by service
Aborting, command failed: modprobe 88x2bu

For this sample output, see the OS updates page:

modprobe: FATAL: Module 88x2bu not found in directory /lib/modules/6.8.0-47-generic
Aborting, command failed: modprobe 88x2bu

For this sample output, see the Interrupted dpkg page:

E: dpkg was interrupted, you must manually run ‘sudo dpkg –configure -a’ to correct the problem.

For this sample output, see the Unattended upgrades page:

E: Could not get lock /var/lib/dpkg/lock-frontend - open (11: Resource temporarily unavailable)
E: Unable to acquire the dpkg frontend lock (/var/lib/dpkg/lock-frontend), is another process using it?