id,summary,reporter,owner,description,type,status,component,version,resolution,keywords,cc,guest,host 16744,Unable to open virtual machines after upgrading,kalevala,,"Host: Linux Mint Sarah Guests: Multiple (xenial xerus + Windows) Immediately after upgrading VB, I get the following error on attempting to open any of the machines: ************ RTR3InitEx failed with rc=-1912 (rc=-1912) The VirtualBox kernel modules do not match this version of VirtualBox Fallo al abrir una sesión para la máquina virtual jvr. The virtual machine 'jvr' has terminated unexpectedly during startup with exit code 1 (0x1). Código Resultado: NS_ERROR_FAILURE (0x80004005) Componente: MachineWrap Interfaz: IMachine {b2547866-a0a1-4391-8b86-6952d82efaa0} ************** I'm aware there are some posts on the Internet about it, but the information is not clear to me. Any help would be appreciated! ",defect,new,other,VirtualBox 5.1.22,,kernel modules upgrade error inicializing,,all,Linux