diff --git a/build.gradle b/build.gradle
index d6cc584..85e937d 100644
--- a/build.gradle
+++ b/build.gradle
@@ -373,7 +373,7 @@ catch (Exception ignored) {
 
 // Pulls version first from the VERSION env and then git tag
 String identifiedVersion = null
-String versionOverride = '0.0.19p1'
+String versionOverride = '0.0.19p2'
 try {
     // Produce a version based on the tag, or for branches something like 0.2.2-configurable-maven-and-extras.38+43090270b6-dirty
     if (versionOverride == null) {
diff --git a/src/main/java/reobf/proghatches/gt/metatileentity/multi/IngredientDistributor.java b/src/main/java/reobf/proghatches/gt/metatileentity/multi/IngredientDistributor.java
index 72d9c2c..1727b3e 100644
--- a/src/main/java/reobf/proghatches/gt/metatileentity/multi/IngredientDistributor.java
+++ b/src/main/java/reobf/proghatches/gt/metatileentity/multi/IngredientDistributor.java
@@ -716,6 +716,14 @@ static void ser(PacketBuffer pb,TransferCheckResult thiz){
 	}
 	
 	
+}
+private ItemStack cp(ItemStack c){
+	if(c!=null)return c.copy();
+	return null;
+}
+private IAEItemStack cp(IAEItemStack c){
+	if(c!=null)return c.copy();
+	return null;
 }
 static Field f,f2;
 @SuppressWarnings({ "unchecked", "unused" })
@@ -730,15 +738,21 @@ private TransferCheckResult checkMEBus(GT_MetaTileEntity_Hatch_OutputBus_ME bus,
 	try {
 		IItemList<IAEItemStack> itemCache =(IItemList<IAEItemStack>) f.get(bus);
 		Iterator<IAEItemStack> itr = itemCache.iterator();
+		//if(check!=null)
 		while(itr.hasNext()){IAEItemStack next;
 			if((next=itr.next()).isSameType(check)==false){
-				return TransferCheckResult.ofFail("cache.diff.bus",index,check.copy(),next.copy());
+				if(check==null)
+					return TransferCheckResult.ofFail("cache.diff.bus.null",index,cp(next));
+				return TransferCheckResult.ofFail("cache.diff.bus",index,cp(next),cp(check));
 			}
 		}
 		itr = bus.getProxy().getStorage().getItemInventory().getStorageList().iterator();
+		//if(check!=null)
 		while(itr.hasNext()){IAEItemStack next;
 			if((next=itr.next()).isSameType(check)==false){
-				return TransferCheckResult.ofFail("net.diff.bus",index,check.copy(),next.copy());
+				if(check==null)
+					return TransferCheckResult.ofFail("net.diff.bus.null",index,cp(next));
+				return TransferCheckResult.ofFail("net.diff.bus",index,cp(next),cp(check));
 			}
 		}
 		if(check!=null){
@@ -771,15 +785,22 @@ private TransferCheckResult checkMEHatch(GT_MetaTileEntity_Hatch_Output_ME bus,F
 	try {
 		IItemList<IAEFluidStack> itemCache =(IItemList<IAEFluidStack>) f2.get(bus);
 		Iterator<IAEFluidStack> itr = itemCache.iterator();
+		//if(check!=null)
 		while(itr.hasNext()){IAEFluidStack next;
 			if(!sameType(next=itr.next(),(check))){
-				return TransferCheckResult.ofFail("cache.diff.hatch",index,check.copy(),next.copy());
+				if(check==null)
+					return TransferCheckResult.ofFail("net.diff.hatch.null",index,cp(next));
+				return TransferCheckResult.ofFail("cache.diff.hatch",index,cp(next),cp(check));
 			}
 		}
+			
 		itr = bus.getProxy().getStorage().getFluidInventory().getStorageList().iterator();
+		//if(check!=null)
 		while(itr.hasNext()){IAEFluidStack next;
 			if(!sameType(next=itr.next(),(check))){
-				return TransferCheckResult.ofFail("net.diff.hatch",index,check.copy(),next.copy());
+				if(check==null)
+					return TransferCheckResult.ofFail("net.diff.hatch.null",index,cp(next));
+				return TransferCheckResult.ofFail("net.diff.hatch",index,cp(next),cp(check));
 			}
 		}if(check!=null){
 		IAEFluidStack notadded = bus.getProxy().getStorage().getFluidInventory().injectItems(
@@ -797,6 +818,17 @@ private TransferCheckResult checkMEHatch(GT_MetaTileEntity_Hatch_Output_ME bus,F
 	
 	return TransferCheckResult.ofSuccess();
 }
+private IAEFluidStack cp(IAEFluidStack c) {
+
+	if(c!=null)return c.copy();
+	return null;
+}
+
+private FluidStack cp(FluidStack c) {
+	
+	if(c!=null)return c.copy();
+	return null;
+}
 static BaseActionSource fakeSource=new  BaseActionSource();
 
 static Method[] cache;
diff --git a/src/main/resources/assets/proghatches/lang/en_US.lang b/src/main/resources/assets/proghatches/lang/en_US.lang
index 8e5a1e3..c9178b6 100644
--- a/src/main/resources/assets/proghatches/lang/en_US.lang
+++ b/src/main/resources/assets/proghatches/lang/en_US.lang
@@ -563,5 +563,7 @@ proghatch.chunk_loading_alert.info.none=Alerting Anchor: No improperly-unloaded
 proghatch.waypoint.info=Alerting Anchor Mark
 programmable_hatches.buffer.waila.hidden=§rAnd %s more §2Idle§r Buffers...
 proghatch.dualhatch.optinv.broken=§4This Multiblock Machine does not support Upgrades! Please create issue if you see this.
-
- 
\ No newline at end of file
+proghatch.ingbuf.fail.net.diff.bus.null=The bus#%s has %s in its ME storage while it should be empty.
+proghatch.ingbuf.fail.cache.diff.bus.null=The bus#%s has %s in its cache while it should be empty.
+proghatch.ingbuf.fail.net.diff.hatch.null=The hatch#%s has %s in its ME storage while it should be empty.
+proghatch.ingbuf.fail.cache.diff.hatch.null=The hatch#%s has %s in its cache while it should be empty.
diff --git a/src/main/resources/assets/proghatches/lang/zh_CN.lang b/src/main/resources/assets/proghatches/lang/zh_CN.lang
index 4fe0242..7a26d63 100644
--- a/src/main/resources/assets/proghatches/lang/zh_CN.lang
+++ b/src/main/resources/assets/proghatches/lang/zh_CN.lang
@@ -561,3 +561,7 @@ proghatch.chunk_loading_alert.info.none=警告锚: 没有非正常卸载区块
 proghatch.waypoint.info=警告锚标记
 programmable_hatches.buffer.waila.hidden=§r以及%s个空闲的§2就绪§r缓存...
 proghatch.dualhatch.optinv.broken=§4这个多方块不兼容升级！如果看到这行字请提issue
+proghatch.ingbuf.fail.net.diff.bus.null=%s号ME输出总线内部缓存含有:%s 尽管不需要向此网络输出但其应该被清空
+proghatch.ingbuf.fail.cache.diff.bus.null=%s号ME输出总线内部缓存含有:%s 尽管不需要向此网络输出但其应该被清空
+proghatch.ingbuf.fail.net.diff.hatch.null=%s号ME输出仓内部缓存含有:%s 尽管不需要向此网络输出但其应该被清空
+proghatch.ingbuf.fail.cache.diff.hatch.null=%s号ME输出仓内部缓存含有:%s 尽管不需要向此网络输出但其应该被清空