error with iweb

hi there

i did something wrong with iweb ihope it easy to fix

i made my website on iweb and i have an old one i have been saved it into my sites folder and delet it from iweb .

today i did abig mastake by trying to open thr old websit by iweb and i get an error



and now i couldn't open the new one

every time iweb start it give the same error what i should do ??

another Q : i wondering if i start designing websites by iweb ?

will . off course who gone use it is work on windows , if i puplish it to folder
and give it to them , should it work without any problems ?

and thank you verry much

will i found the answer >/%username%/Library/Application Support/iWeb/domain

ok now iam waiting for the answer about the second part