修复了无法选择的问题

src/main/java/net/mcreator/superbwarfare/entity/MortarEntity.java

@@ -5,7 +5,6 @@ import net.mcreator.superbwarfare.entity.projectile.MortarShellEntity;
 import net.mcreator.superbwarfare.init.ModEntities;
 import net.mcreator.superbwarfare.init.ModItems;
 import net.mcreator.superbwarfare.init.ModSounds;
-import net.minecraft.core.NonNullList;
 import net.minecraft.core.particles.ParticleTypes;
 import net.minecraft.nbt.CompoundTag;
 import net.minecraft.network.chat.Component;
@@ -63,6 +62,10 @@ public class MortarEntity extends Entity implements GeoEntity, AnimatedEntity {
         this.entityData.define(PITCH, 70f);
     }
 
+    @Override
+    public boolean isPickable() {
+        return !this.isRemoved();
+    }
 
     @Override
     protected float getEyeHeight(Pose pPose, EntityDimensions pSize) {
@@ -74,16 +77,6 @@ public class MortarEntity extends Entity implements GeoEntity, AnimatedEntity {
         return NetworkHooks.getEntitySpawningPacket(this);
     }
 
-    @Override
-    public Iterable<ItemStack> getArmorSlots() {
-        return NonNullList.withSize(1, ItemStack.EMPTY);
-    }
-
-
-    @Override
-    public void setItemSlot(EquipmentSlot pSlot, ItemStack pStack) {
-    }
-
     @Override
     public boolean hurt(DamageSource source, float amount) {
         if (source.is(DamageTypes.IN_FIRE))
@@ -127,7 +120,6 @@ public class MortarEntity extends Entity implements GeoEntity, AnimatedEntity {
 
     @Override
     public InteractionResult interactAt(Player player, Vec3 pVec, InteractionHand pHand) {
-
         player.displayClientMessage(Component.literal("114"), true);
         if (!this.level().isClientSide) {
             ItemStack mainHandItem = player.getMainHandItem();
@@ -244,11 +236,6 @@ public class MortarEntity extends Entity implements GeoEntity, AnimatedEntity {
         this.refreshDimensions();
     }
 
-    @Override
-    public boolean isPushable() {
-        return false;
-    }
-
 //    @Override
 //    public HumanoidArm getMainArm() {
 //        return HumanoidArm.RIGHT;