New issue 826: FRB unit error when using Tipsy datasets https://bitbucket.org/yt_analysis/yt/issue/826/frb-unit-error-when-using-tip... smbenincasa: There's an issue with units when you make an FRB from a Tipsy dataset (Ben Keller suggested I post). Here's the error /1/home/benincsm/yt/yt-3.0-test/yt/yt/units/yt_array.py(776)__array_wrap__() 775 else: --> 776 raise RuntimeError("Operation is not defined.") 777 if unit is None: I've attached the script (it's just taken from the cookbook) Thanks in advance!