Alter Ego: Party Chatter Issues During High-Traffic Events

[Dragoy]

Platform: Windows
ISP: Telia
Type of Internet Connection: Broadband Cellular Network (4G)
Internet Connection Speed: Approximately 28/4 Mbps
Date & Time: 2020-07-01T13:11+00:00
Frequency: Once (Not easy to re-produce due to the spawn behaviour of Mireu.)
Character Name: Dragoy
Race: HumeM
World: Fenrir
Main Job: Samurai
Support Job: Warrior
Area and Coordinates: Escha - Zi'Tah (H-8)
Party or Solo: Solo Party
NPC Name: Various Alter Egos
Monster Name: Mireu
Steps:

1. Engage in battle with Mireu during Domain Invasion with around 100-200 or more player characters. (Any area/event with enough player characters and alter egos would probably trigger this.)
2. Summon Alter Egos and/or have them get knocked out.
3. Observe party chat messages being in trouble as described below, possibly due to some sort of an overflow or network issue.

Party:

Ygnas, Monberaux, Sylvie, Arciela, Selh'teus.

Chat:

(August) Illness and injury know no boundaries!
(Yoran-Oran) Wow, great going with all those Unity acolytes! You're our real......"'a' in the hole!" ...Is that how you say that?
(Lilisette) Ygnas, don't think you can drop party without me noticing!

Party:

Ygnas, Sylvie, Arciela, Selh'teus.

Chat:

(Monberaux) Oh mothercrystals, lend me your sacred light, that I may drive its ardent lance through death itself!

Party:

Sylvie, Arciela, Selh'teus, Ygnas.

Chat:

() (Leafkin)!

Party:

Ygnas, Monberaux, Areuhat.

Chat:

(Ygnas) I always do my best to return the favor after receiving such a generous donation.
(Ulmia) It is not without reason that I choose to join your side.
(Koru-Moru) Ygnas...I came so far, only to...?
(Selh'teus) I wanna...I wanna go home!

And so on and forth.

Something perhaps related: occasionally the battle log messages may not display the target or source of an ability for example. That is, the log will simply display nothing in place of a name:

The takes 12497 points of damage.

Another example:

3 of Iroha's effects disappear!
1 of the 's effects disappears!
1 of the 's effects disappears!
1 of the 's effects disappears!
1 of the Apururu's effects disappears!
5 of the 's effects disappears!

Usually the log messages are not displayed, if the target is not displayed either, but it seems like some kind of an in-between state is also possible (also notice "the Apururu's" which should not contain a 'the').

Thanks!