Generally, you should include:
What went wrong?
Hello. Just wanted to let you know on the level 58 monolith boss (abom I think), I was completely unable to target the four corner soul vessel things with my melee strike with a controller. I was using swarmblade in case that matters. I turned on my mouse quick and was able to complete the fight as expected with mouse combat.
Log File
Screenshots (via a site like imgur) or video, if applicable
Thanks!