Merge pull request #687 from deathbeam/fix-clientui-pack-crash

Fix crash in ClienUI configChanged event

runelite-client/src/main/java/net/runelite/client/ui/ClientUI.java

@@ -269,6 +269,8 @@ public class ClientUI extends JFrame
 
 		Dimension size = new Dimension(width, height);
 
+		SwingUtilities.invokeLater(() ->
+		{
 			client.setSize(size);
 			client.setPreferredSize(size);
 
@@ -279,6 +281,7 @@ public class ClientUI extends JFrame
 			{
 				pack();
 			}
+		});
 	}
 
 	private static void setUIFont(FontUIResource f)