Facing a issue with date in year - month , year - quarter

I am facing the same issue , my chart starts with december'15 but the data actually is from Jan 2016 ,
But when i mouse over the bar the tool tip show it as Jan'16 , the same happens for year and quarter

This is a known issue being tracked here:

Sorry for the trouble!

The issue has been fixed , the report timezone were not set previously now its working absolutely fine . I just changed the report timezone to Asia/Calcutta .