Add protection to prevent crash in #282

gradle.properties

@@ -15,7 +15,7 @@ minecraft_version=1.21
 # as they do not follow standard versioning conventions.
 minecraft_version_range=[1.21,1.22)
 # The Neo version must agree with the Minecraft version to get a valid artifact
-neo_version=21.0.139-beta
+neo_version=21.0.150
 # The Neo version range can use any version of Neo as bounds
 neo_version_range=[21.0,)
 # The loader version range can only use the major version of FML as bounds

src/main/java/com/direwolf20/laserio/common/blockentities/LaserNodeBE.java

@@ -1715,7 +1715,7 @@ public boolean findItemStackForStocker(StockerCardCache stockerCardCache, IItemH
                     }
                     transferResult.doIt(); //Move the items for real - we have both extractor/inserter caches from the above method
                     int lastSlot = transferResult.results.get(transferResult.results.size() - 1).extractSlot; //The last slot we pulled from in this inventory
-                    if (!laserNodeItemHandler.handler.getStackInSlot(lastSlot).isEmpty()) //If its not empty now
+                    if (lastSlot < laserNodeItemHandler.handler.getSlots() && !laserNodeItemHandler.handler.getStackInSlot(lastSlot).isEmpty()) //If its not empty now
                         stockerDestinationCache.put(new StockerRequest(stockerCardCache, new ItemStackKey(itemStack, stockerCardCache.isCompareNBT)), new StockerSource(inserterCardCache, lastSlot)); //Add to the cache
                     return true;
                 }