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-rw-r--r--src/main/java/io/github/moulberry/notenoughupdates/miscgui/TradeWindow.java4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/main/java/io/github/moulberry/notenoughupdates/miscgui/TradeWindow.java b/src/main/java/io/github/moulberry/notenoughupdates/miscgui/TradeWindow.java
index fda6dd03..ecf58976 100644
--- a/src/main/java/io/github/moulberry/notenoughupdates/miscgui/TradeWindow.java
+++ b/src/main/java/io/github/moulberry/notenoughupdates/miscgui/TradeWindow.java
@@ -944,8 +944,8 @@ public class TradeWindow {
int x = i % 4;
int y = i / 4;
- int containerIndex = ourTradeIndexes[i];
- if (containerIndex < 0) continue;
+ Integer containerIndex = ourTradeIndexes[i];
+ if (containerIndex == null || containerIndex < 0) continue;
if (mouseX > guiLeft + 10 + x * 18 - 1 && mouseX < guiLeft + 10 + x * 18 + 18) {
if (mouseY > guiTop + 15 + y * 18 - 1 && mouseY < guiTop + 15 + y * 18 + 18) {