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-rw-r--r--src/main/java/gregtech/api/gui/GT_Container_BasicMachine.java2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/main/java/gregtech/api/gui/GT_Container_BasicMachine.java b/src/main/java/gregtech/api/gui/GT_Container_BasicMachine.java
index 38f8bd3b35..d4ecc19189 100644
--- a/src/main/java/gregtech/api/gui/GT_Container_BasicMachine.java
+++ b/src/main/java/gregtech/api/gui/GT_Container_BasicMachine.java
@@ -212,6 +212,8 @@ public class GT_Container_BasicMachine extends GT_Container_BasicTank {
if (tStackSizedOne == null || tStackHeld.stackSize == 0) return null;
FluidStack tInputFluid = machine.getFillableStack();
FluidStack tFluidHeld = GT_Utility.getFluidForFilledItem(tStackSizedOne, true);
+ if (tFluidHeld != null && tFluidHeld.amount <= 0)
+ tFluidHeld = null;
if (tInputFluid == null) {
if (tFluidHeld == null)
// both null -> no op