Thank you all for your comments, finally MS has solve this issue with the new beta version. We are back in business!

This issue its ruining my business, we depend on Outlooks pop folders and searches. How it this posible, with all the beta programs, that Apple could not avoid this kind of errors. You guys are ruining the one of the most used apps for business. Please we really need to solve this. Microsoft claim that this error will have to be solve by Apple.