D4-R4B

D4-R4B, nicknamed "Arforb," was an R4 astromech droid in service to the Alliance to Restore the Republic leading up to the Galactic Civil War. It was affected with a programming glitch, making it afraid of flying, and was consequently assigned to the droid labor pool at the Alliance's Base One on Yavin 4.
==Personality and traits==
D4-R4B was grouchy, this was a trait that fellow droid R2-BHD found to be illogical.Star Wars: The Complete Visual Dictionary, New Edition
==Appearances==
*Rogue One: A Musketeers Story 
==Sources==
*Star Wars: Rogue One: The Ultimate Visual Guide 
*Star Wars: The Complete Visual Dictionary, New Edition
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==Notes and references==
Category:Rebel Alliance droids
Category:Massassi Group personnel
Category:R4-series agromech droids