Hi! I have a problem with a blog if I change the permalinks from default
http://mysite.net/blog/?p=123

to
http://mysite.net/blog/2011/10/sample-post/

it give me error and i have to rename the plugins folder to see the blog again

after that activating plugins one by one i found out which one was the problem

it's nextgen gallery but i cannot eliminate this photogallery so i come back to the defaoult permalinks structure

but i need the other permalink structure for seo

http://mysite.net/blog/2011/10/sample-post/

i can't find a solution has anyone an idea to solve it?? thank you for help