big problem with lists spoiled

[cap]

Hello,don't know exactly what happened, looks like when empty therecycle bin..
and creating a new group where i moved all elements that were in another group
Then...i could not move the the new group the id, tried to delete it and create a new one, but cannot create a new one
The module where all these group belong, after renaming it, now it give the error
amend table: Incorrect table definition; there can be only one auto column and it must be defined as a key
of course the list view don't work anymore
may be i need to delete the data thatwas there already(only test anyway)?
but cannot delete them from backend as i get error if i try to access them
pleas ehelp
thanks

 

[cap]

i have managed to add an id to the parent list through phpmyadmin
now it works,

still i have 2 groups that if i try to delete i get error from the site, go to black screen error 500
whatt could be th eerror?shall i delete themform phpmyadmin also?
thanks