PaperMC/nms-patches/TileEntityPiston.patch

--- a/net/minecraft/server/TileEntityPiston.java
+++ b/net/minecraft/server/TileEntityPiston.java
@@ -133,6 +133,7 @@
     }
 
     public void E_() {
+        if (this.world == null) return; // CraftBukkit
         this.j = this.i;
         if (this.j >= 1.0F) {
             this.j();
Cut fluff from patch headers. 2015-05-25 20:37:24 +10:00			`--- a/net/minecraft/server/TileEntityPiston.java`
			`+++ b/net/minecraft/server/TileEntityPiston.java`
Update to Minecraft 1.10 2016-06-09 11:43:49 +10:00			`@@ -133,6 +133,7 @@`
Update to Minecraft 1.8 For more information please see http://www.spigotmc.org/ 2014-11-26 08:32:16 +11:00			`}`

Update to Minecraft 1.10 2016-06-09 11:43:49 +10:00			`public void E_() {`
Update to Minecraft 1.8 For more information please see http://www.spigotmc.org/ 2014-11-26 08:32:16 +11:00			`+ if (this.world == null) return; // CraftBukkit`
			`this.j = this.i;`
			`if (this.j >= 1.0F) {`
Minecraft 1.9.4 2016-05-10 21:47:39 +10:00			`this.j();`