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i put the ubuntu 12,10 on usb for my thinkpad r50e it s not working on my bios it s say the kemel requires the following features not present on the cpu pae unable to boot .please use a kermel appropriate for your cpu what ineed to do thank you

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Is your CPU 32-bit or 64-bit? The i386 version of Ubuntu is for 32-bit CPU's and the amd64 version is for 64-bit CPU's. Make sure you have the correct version and if you're not sure then go with 32-bit!

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