Groove Music is one of the best app in Windows 10 Mobile overall experience and provides great features. Microsoft continuously updates the app with most needed features and improvements.
New update for the Groove Music app is live in the morning, and according to Microsoft staff it brings bug fixes:
This update for #MicrosoftGroove includes bug fixes, no major changes. Our focus was playlist playback and crashes. Enjoy!
— Ellen Kilbourne (@ellenment) March 5, 2016