how can i solve "Disallowed Key Characters"

[eluser]Unknown[/eluser]
Dear experts,i am new in CodeIgniter framework, 1st did installed in my office computer, but then i export the database from my pc as well as root folder. now i am trying to setup in my home PC after importing database , but i get this message, please help me.

[eluser]Amitabh Roy[/eluser]
Came across it once. This helped me out

http://tiffanybbrown.com/2008/05/06/debu...deigniter/

you can also check these posts

http://ellislab.com/forums/viewthread/190045/

http://ellislab.com/forums/viewthread/186039/

http://ellislab.com/forums/viewthread/191356/


ALso google for disallowed key characters codeigniter, you can see this is a not so uncommon issue with CI