Ever wanted to switch FireFox on your Linux version (for example Debian) to the latest release but you wheren’t able because it was stuck on the ESR version?
Here is how to still switch to the latest and greatest release and return back if ever needed. Continue reading
If the VitualBox Guest Additions CD from Oracle Virtual Machine doesn’t mount correctly when you click on the Menu “Device->Install Guest Additions”, simply open up your root command prompt on Linux and enter:
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After a Plesk Debian server reboot, and a manual DNS start trial (DNS wasn’t starting automatically),
Plesk wasn’t able to start the DNS server because of a locking error.
/opt/psa/admin/bin/dnsmng ‘–status’ failed with message: dnsmng: Unable to open file “/var/lock/files/23d9c96d428d491d87bd37baeae57baf”: No such file or directory.
System error 2: No such file or directory
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