please sorry this is the second time i post this help request just because the previouse one i deleted for my mistake.
I have Thunderbird portable on a USB Key and I used it on my linux computer ( thank to wine software layer ). I had no problem to check mail, to see all my folders on ther left folder pane, etc.
When I came back to use the USB Key on my Windows computer I discovered that all folders was disappeared.
Searching on subdirectories I can see all my folders in D:\PortableApps\Thunderbird Portable\Data\profile\Mail.
Again: When I used USB Key on my Linux computer I had no problem to see all, but now coming back on my Windows computer I cant see anything in the folder pane on the right. Thats all!!
I m disperate