Rename bug with download (olympus d-460z)

Hi people,
When I ask to list camera shows like:
\\
\\
\\
\dcim\100olymp\pb12001.jpg
\dcim\100olymp\pb12002.jpg
\dcim\100olymp\pb12003.jpg
So, when i try to use mask to rename, in my folder appear 6 photos (in this case) but i just took 3 photos.
Someone could help me ?
Tks,
Paulo
TIP - The cam2pc works in my computer for Olympus D-450 zoom after upgraded internet explorer to 6 version.
When I ask to list camera shows like:
\\
\\
\\
\dcim\100olymp\pb12001.jpg
\dcim\100olymp\pb12002.jpg
\dcim\100olymp\pb12003.jpg
So, when i try to use mask to rename, in my folder appear 6 photos (in this case) but i just took 3 photos.
Someone could help me ?
Tks,
Paulo
TIP - The cam2pc works in my computer for Olympus D-450 zoom after upgraded internet explorer to 6 version.