need some help with gnu cash after computer restore ?

[Martin Rose]

hey guys i been using gnu cash for some time but my computer got really slow and i had to do an restore off my computer i placed all my gnu files in an folder on my compeer that i did back up before i restored my computer with software like dropbox 

but know when i have downloaded gnu cash again on my computer and try to open my old accounts .log file it can’t get it working do i need to do sorting to import the data back again or am i missing sorting

cheers

Martin