Nikkon camera help needed

 

Aargh! I have some pics to share, but my computer is playying silly beggars. I.ve got a Nikkon Coolpix 3700 with lots of pictures on the card - when I put the card in the PC it is a s if there are no oictures on it. I tried deleting the previous pictures, to see if that helped, to no avial.

Any suggestions? Much appreciated....
India