null checks

1 files changed, 5 insertions, 3 deletions

diff --git a/src/main/java/gregtech/common/covers/GT_Cover_Fluidfilter.java b/src/main/java/gregtech/common/covers/GT_Cover_Fluidfilter.java
index 5fd1608e4c..a398f7d17f 100644
--- a/src/main/java/gregtech/common/covers/GT_Cover_Fluidfilter.java
+++ b/src/main/java/gregtech/common/covers/GT_Cover_Fluidfilter.java
@@ -6,7 +6,7 @@ import gregtech.api.util.GT_Utility;
 import net.minecraft.entity.player.EntityPlayer;
 import net.minecraft.item.ItemStack;
 import net.minecraftforge.fluids.*;
-
+import static gregtech.api.enums.GT_Values.E;
 
 public class GT_Cover_Fluidfilter extends GT_CoverBehavior {
 
@@ -23,8 +23,10 @@ public class GT_Cover_Fluidfilter extends GT_CoverBehavior {
     public String getDescription(byte aSide, int aCoverID, int aCoverVariable, ICoverable aTileEntity) {
         int aFilterMode = aCoverVariable & 7;
         int aFilterFluid = aCoverVariable >>> 3;
-
-        final FluidStack sFluid = new FluidStack(FluidRegistry.getFluid(aFilterFluid), 1000);
+        final Fluid fluid = FluidRegistry.getFluid(aFilterFluid);
+        if(fluid == null) return E;
+        
+        final FluidStack sFluid = new FluidStack(fluid, 1000);
         return(String.format("Filtering Fluid: %s  Mode: %s", sFluid.getLocalizedName(), getFilterMode(aFilterMode)));
     }