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only since downloading FF4 has "PropRes DLL not loaded" appeared

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I read that the error message "Prop Res DLL not loaded" is often related to Lexmark printers. I do have one, but this message never appeared until I tried to print something after I downloaded Firefox 4. Can you explain this or suggest something?

I read that the error message "Prop Res DLL not loaded" is often related to Lexmark printers. I do have one, but this message never appeared until I tried to print something after I downloaded Firefox 4. Can you explain this or suggest something?

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