PaperMC/paper-server/patches/sources/net/minecraft/world/item/EnderpearlItem.java.patch

--- a/net/minecraft/world/item/EnderpearlItem.java
+++ b/net/minecraft/world/item/EnderpearlItem.java
@@ -23,10 +23,17 @@
     public InteractionResult use(Level world, Player user, InteractionHand hand) {
         ItemStack itemstack = user.getItemInHand(hand);
 
-        world.playSound((Player) null, user.getX(), user.getY(), user.getZ(), SoundEvents.ENDER_PEARL_THROW, SoundSource.NEUTRAL, 0.5F, 0.4F / (world.getRandom().nextFloat() * 0.4F + 0.8F));
         if (world instanceof ServerLevel worldserver) {
-            Projectile.spawnProjectileFromRotation(ThrownEnderpearl::new, worldserver, itemstack, user, 0.0F, EnderpearlItem.PROJECTILE_SHOOT_POWER, 1.0F);
+            // CraftBukkit start
+            if (Projectile.spawnProjectileFromRotation(ThrownEnderpearl::new, worldserver, itemstack, user, 0.0F, EnderpearlItem.PROJECTILE_SHOOT_POWER, 1.0F).isRemoved()) {
+                if (user instanceof net.minecraft.server.level.ServerPlayer) {
+                    ((net.minecraft.server.level.ServerPlayer) user).getBukkitEntity().updateInventory();
+                }
+                return InteractionResult.FAIL;
+            }
         }
+        world.playSound((Player) null, user.getX(), user.getY(), user.getZ(), SoundEvents.ENDER_PEARL_THROW, SoundSource.NEUTRAL, 0.5F, 0.4F / (world.getRandom().nextFloat() * 0.4F + 0.8F));
+        // CraftBukkit end
 
         user.awardStat(Stats.ITEM_USED.get(this));
         itemstack.consume(1, user);