https://community.usa.canon.com/t5/EOS-DSLR-Mirrorless-Cameras/error-message/m-p/29685#M3484 <P>Thanks so much. &nbsp;Have done this and will see if that message will appear again.</P> Fri, 14 Jun 2013 14:59:54 GMT sunshine 2013-06-14T14:59:54Z https://community.usa.canon.com/t5/EOS-DSLR-Mirrorless-Cameras/error-message/m-p/28351#M3482 <P>Why do I get the message to format card or reinsert card on my 7D... &nbsp;I have used the card since last March.</P> Tue, 11 Jun 2013 18:03:48 GMT https://community.usa.canon.com/t5/EOS-DSLR-Mirrorless-Cameras/error-message/m-p/28351#M3482 sunshine 2013-06-11T18:03:48Z https://community.usa.canon.com/t5/EOS-DSLR-Mirrorless-Cameras/error-message/m-p/28363#M3483 <P>It might be a bent pin in the camera or a card gone bad. Can you format it in camera &amp; if not can you do it in a card reader?</P><P>&nbsp;</P> Tue, 11 Jun 2013 18:18:01 GMT https://community.usa.canon.com/t5/EOS-DSLR-Mirrorless-Cameras/error-message/m-p/28363#M3483 cicopo 2013-06-11T18:18:01Z https://community.usa.canon.com/t5/EOS-DSLR-Mirrorless-Cameras/error-message/m-p/29685#M3484 <P>Thanks so much. &nbsp;Have done this and will see if that message will appear again.</P> Fri, 14 Jun 2013 14:59:54 GMT https://community.usa.canon.com/t5/EOS-DSLR-Mirrorless-Cameras/error-message/m-p/29685#M3484 sunshine 2013-06-14T14:59:54Z