id,summary,reporter,owner,description,type,status,component,version,resolution,keywords,cc,guest,host 2948,"Trying to install Virtual OS of XP 64bit on Vista 64bit, ERROR stating CPU is not 64bit",dhitchner,,"The message I am getting is: ""Attempting to load an x64 operating system, however this CPU is not compatible with x64 mode. Please install a 32-bit X86 operating system. Setup cannot continue. Press any key to exit."" My host operating system is Windows Vista 64-bit. My CPU is definitely a 64-bit CPU. I've even had XP 64bit on this computer before. As far as I know, I did everything fine up to this point. I selected XP 64bit as the opperating system to be installed. I gave it 4 Gb of RAM and 125Gb of HD space.",defect,closed,other,VirtualBox 2.1.0,worksforme,x64 error CPU installing,,Windows,Windows