Hi bertdelrio
1) mod_btslideshow
- There was an error uploading this file to the server.
Could you set permission 2 files : fileuploader.php and uploader.php to 775.
2) mod_joomcat
- JInstaller: :Install: File does not exist /var/www/joomla/tmp/install_4f924a3d822fc/en-GB.mod_joomcat.ini
3) mod_joomimg
- JInstaller: :Install: File does not exist /var/www/joomla/tmp/install_4f924a826bf51/en-GB.mod_joomimg.in
You can copy language files(attachment) to folder language/en-GB
Note: For mod_btslideshow you can get more support from
BT Slideshow