Windows live could not be started, Error Code 0x800c0155.2.

I am running windows7 64Bit and i have a problem with windows live mail, My problem started with not being able to send new mail or reply  to mail, i will get an error message , A problem occured while trying to open this message, i searched around for an answer and i tried the instructions to defragment the live mail database file , now the program will not start, i get an error message Windows Live could not be started, Error Code 0x800c0155.2. i tried several times to repair and it did not work, i removed the program and reinstalled and still the same message, can someone help me with this