Knowledge Base Virtual Server Current: Virtual Server Does Not Boot Virtual Server Does Not Boot This section contains the troubleshooting articles to work around the issue when your virtual server does not boot. Unable to Boot VS in Recovery Mode Virtual Server Does Not Boot after Running Apt-Get Upgrade Virtual Server Does Not Boot. xc_dom_do_gunzip: Inflate Failed Virtual Server Does Not Boot after Updating Kernel Virtual Servers Do Not Boot after Being Started on Xen 4.8 and Newer Versions Virtual Servers Do Not Boot after Kernel Upgrade on Xen Unable to Boot Virtual Servers on Physical Disks with 4K Sector Size CentOS 7 Virtual Server Fails to Boot after YUM Update CentOS 8 Virtual Server Failure to Boot after Operation System Upgrade Virtual Server with Old Kernels Fails to Boot on Xen Compute Resources Debian6.0 x64 Virtual Server Does Not Boot under CentOS 6/Xen 4 Virtual Server Does Not Start: Unknown Filesystem Type 'crypt_LUKS' Startup Failed: Invalid Maximum Number of vCPUs '0' 32-Bit Virtual Server Does Not Start: Domain Does Not Exist ×