Guardian Barrier Blocks Outgoing Shotgun Pellets (Video Link Included)

• A title or quick summary of the bug: The Guardian class's "Barrier" ability blocks outgoing Shotgun pellets.
• Issue that occurred and expected results: After playing the guardian and being able to shoot through the barrier with my assault rifles and pistols, I was expecting to use shotguns as well. Unfortunately, my shotgun pellets/rounds are blocked or absorbed.
• Detailed reproduce-able steps of how you ran into the issue: Deploy the Barrier ability after have an assault rifle and shotgun equipped. Then attempt to shoot enemies on the other side of the Barrier.
• Include the platform were you playing on: PC North America
• Describe the location, mission, event that was going on: The video link below take place at Mine 99 but occurs at other locations as well.
• Include screenshots or videos if possible:

1) Youtube video link: https://youtu.be/Aj4FkVeA2i8
2) Screenshots of my Loadout and weapons:

https://gyazo.com/57900dfd82cb96676910343f2a9b3bef
https://gyazo.com/bdd7f11243d34019730c44a71e01a631
https://gyazo.com/57c28c49d050a46cb2d5d513b982e2e1