Myles

Can you paste your latest dump? And have you tried testing without other plugins on velocity / latest build? Seems related to profiles based on the error not blocks.

I would suspect this is something on their side, otherwise, I would suggest moving ViaVersion to your backend servers instead to attempt to avoid the issue as there's not much...

That is because invalid data is going through the ViaVersion translation layer, ViaVersion can't translate data it can't understand. Hence why you should move it to the backend if you...

This doesn't seem related to entities and is most likely an outdated velocity plugin, I'd test each and see if it happens. We'll investigate further if you're able to provide...

If you use any plugins with titles can you remove them? I don't believe viaversion guarantees the first packet and this means that other plugins can send packets bungee thinks...

Would you be able to confirm what version this error starts happening on? Is it replicatable without other plugins? Provide a dump otherwise, and we'll investigate further.

I'm not 100% on how we can fix this as we don't track the inventory from ViaVersion (meaning we don't know what slot to correct the action to). It might...

Have you tested the latest build of ViaVersion? We did change some stuff with explosions which if the plugin uses it, it may fix. Otherwise you're gonna need to contact...

"Otherwise you're gonna need to contact the plugin author as it's a paid plugin which we don't own"

@OmerBenGera Do you do this async? Or do anything special in regards to how you're calling this? Also why not use the Bukkit API?