Summary Loading the mob on the local server and running the projectile disconnects the player.
Steps to reproduce Created a mob that uses the projectile. https://pastebin.pl/view/bf669d2a https://pastebin.pl/view/bc418f8a Then I ran the server, summoned this mob and looked at it.
Current behavior The moment the monster uses the skill [23:19:47] [Netty Server IO #1/ERROR]: java.lang.NullPointerException There are 10 lines out and Server thread/INFO]: [username] lost connection: Internal Exception: io.netty.handler.codec.EncoderException: java.lang. NullPointerException. Kicked. (The server is not down.)
Intended correct behavior The effect of the dragon breath ball and the squeal of a villager zombie appears every tick toward the target, and damage should occur when it hits.
Server log file https://pastebin.pl/view/9cfd1ca2
Debug log snippet https://pastebin.pl/view/fc58e2ba
Proposed fixes Since we have seen the leap in action, we expect that the appearance of the effects associated with the projectile is a condition