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Introduction Sometimes a virtual machine cannot be stopped from the GUI. Resolution qm stop <number> Useful links https://bobcares.com/blog/proxmox-cant-stop-vm/  

Introduction A typical error on a PVE cluster is No Quorum error It can happen, when other machines of the cluster stop functioning. Resolution pvecm expect 1 Useful links No quorum error Definition Quorum

Introduction For some reasons Apple nurses a bug in the DNS resolver. This leads to the problem, that some FQDNs cannot be resolved correctly. The workaround is quite simple. Resolution sudo dscacheutil -flushcache sudo killall -HUP mDNSResponder

Introduction The Online Certificate Status Protocol (OCSP) is an Internet protocol used for obtaining the revocation status of an X.509 digital certificate.It is described in RFC 6960 and is on the Internet standards track. It was created as an alternative to...

Introduction System Integrity Protection (SIP) SIP protects MacOS from cyber attacks. However, it also prevents the installation of certain software. So it can become necessary to disable SIP temporarily. Boot into recovery mode Silicon M1, M2, M3 Shut do...

Can't lock file https://dannyda.com/2020/05/1 1/how-to-fix-proxmox-pve-cant-lock-file-var-lock-qemu-server-lock-xxx-conf-got-timeout-proxmox-cant-shutdown-virtual-machine/ manual SSH: goto /run/lock/qemu-server delete lock-xxx.conf qm unlock xxx Simple s...

Introduction Mapping of network drive seems to be a big issue. Hopefully this manual brings a little light into the fog. Requirements Any kind of network resource, that offers any kind of network share. A network resource can be: Windows Server Li...

Introduction Prerequisites Download the newest Version of Thunderbird directly from their Webpage. Download Thunderbird Installation Installation on MacOS Just click on the downloaded .dmg file and copy it to your programs directory. Installation on Fed...

Introduction Microsoft 365, Azure or Exchange Server uses a proprietary protocol for E-Mail, Calendar and Contacts/Address Book. It is possible to connect to a Microsoft E-Mail account with Thunderbird. It is also possible to connect to more than one account....

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