i am trying to modifiy an existing mxml file that was created
in flex 2 (from
but when i load the mxml file in flex 3 i cannot change to design.
i get "an unknown item is declared as the root of your mxml
document". i just created a new flex application and copied and
pasted the existing mxml code into the project mxml (from the flex
2 project that has code-behind actionscript files as well):