Some problem's updating to stable version - 1.3.5 to 1.4.9

[NooZes]

Hi mates!
I'm using the Coppermine Photo Gallery 1.3.5 and I want to upgrade to 1.4.9, the stable one.
The site http://festasdagaragem.com/galeria/ have some problem's yet, and I want to know what's the best choise for upgrade this.
Need help!
Best regards

[Nibbler]

The problem is caused by half upgrading your gallery. Upgrade it completely following the instructions in the manual.