When you move to the library of secrets through the old library book, the BGM in the library initially starts and then stops. Then that issue transfers to other areas you go to, whether you leave the library or move to another area through Soso. Relogging fixes it, but exiting the event area makes the issue occur once more.
#BGM Glitches when minigems are summonned and changing locations
fluid forge
boreal crest
When you move to the library of secrets through the old library book, the BGM in...
Do you have a pet or dollbags summoned?
fluid forge
no, only a minigem
boreal crest
Snowie figured out that the BGM bug seems to happen when changing zones with Dollbags (and possibly Minigems) summoned?
fluid forge
this does seem to be the issue, yeah. gotta include minigems with that report.