files missing in my outlook express local folders

Hello I am Elisabeth Today I opened up my outlook express and found that all my files that I had placed in my local folder have dissappeared they are important files related to my internet business can somebody please help me retrieve them I don’t know what happened I did not delete or change anything I even went and tried to restore back to another date but it did not help. I have tried to find a repair kit for outlook express 6 but have not found one PLEASE HELP SOMEBODY Also all my messages in my inbox have dissappeared toooo.