2 files changed, 26 insertions, 6 deletions
diff --git a/src/main/java/gregtech/api/util/GT_ModHandler.java b/src/main/java/gregtech/api/util/GT_ModHandler.java
index 83fe3ff509..be85ca29ce 100644
--- a/src/main/java/gregtech/api/util/GT_ModHandler.java
+++ b/src/main/java/gregtech/api/util/GT_ModHandler.java
@@ -206,8 +206,8 @@ public class GT_ModHandler {
     /**
      * @return the Value of this Stack, when burning inside a Furnace (200 = 1 Burn Process = 500 EU, max = 32767 (that is 81917.5 EU)), limited to Short because the vanilla Furnace otherwise can't handle it properly, stupid Mojang...
      */
-    public static short getFuelValue(ItemStack aStack) {
-        return (short) TileEntityFurnace.getItemBurnTime(aStack);
+    public static int getFuelValue(ItemStack aStack) {
+        return TileEntityFurnace.getItemBurnTime(aStack);
     }
 
     /**
diff --git a/src/main/java/gregtech/api/util/GT_Utility.java b/src/main/java/gregtech/api/util/GT_Utility.java
index 29c5ab2c8b..e94e432e71 100644
--- a/src/main/java/gregtech/api/util/GT_Utility.java
+++ b/src/main/java/gregtech/api/util/GT_Utility.java
@@ -1045,15 +1045,35 @@ public class GT_Utility {
     }
 
     public static boolean isOpaqueBlock(World aWorld, int aX, int aY, int aZ) {
-        return aWorld.getBlock(aX, aY, aZ).isOpaqueCube();
+        boolean result;
+        try {
+              result=aWorld.getBlock(aX, aY, aZ).isOpaqueCube();
+                 } catch (Throwable e) {
+                     result=true;
+                 }
+                 return result;
+
     }
 
     public static boolean isBlockAir(World aWorld, int aX, int aY, int aZ) {
-        return aWorld.getBlock(aX, aY, aZ).isAir(aWorld, aX, aY, aZ);
-    }
+         boolean result;
+         try {
+                 result=aWorld.getBlock(aX, aY, aZ).isAir(aWorld, aX, aY, aZ);
+                     } catch (Throwable e) {
+                         result=false;
+                     }
+                 return result;
+  }
 
     public static boolean hasBlockHitBox(World aWorld, int aX, int aY, int aZ) {
-        return aWorld.getBlock(aX, aY, aZ).getCollisionBoundingBoxFromPool(aWorld, aX, aY, aZ) != null;
+          boolean result;
+          try {
+              result=aWorld.getBlock(aX, aY, aZ).getCollisionBoundingBoxFromPool(aWorld, aX, aY, aZ) != null;
+                     } catch (Throwable e) {
+                         result=false;
+                     }
+                 return result;
+
     }
 
     public static void setCoordsOnFire(World aWorld, int aX, int aY, int aZ, boolean aReplaceCenter) {