Richy Mangoendirjo ← Customer Feedback for OnePlace Solutions My feedback 1 result found Unable to cast COM object of type 'System.__ComObject' to interface type 'Microsoft.Office.Core.IRibbonUI.' 1 vote Vote Vote Vote We're glad you're herePlease sign in to leave feedback Signed in as (Sign out) Close Close Vote We’ll send you updates on this idea 7 comments · OnePlaceMail (Desktop) » Issue · Delete… · Admin → How important is this to you? Not at all You must login first! Important You must login first! Critical You must login first! We're glad you're herePlease sign in to leave feedback Signed in as (Sign out) Close Close Richy Mangoendirjo shared this idea · Mar 6, 2018