X-Git-Url: https://mograsim.net/gitweb/?a=blobdiff_plain;f=plugins%2Fnet.mograsim.plugin.core%2Fsrc%2Fnet%2Fmograsim%2Fplugin%2Ftables%2Fmi%2FActiveInstructionPreviewContentProvider.java;fp=plugins%2Fnet.mograsim.plugin.core%2Fsrc%2Fnet%2Fmograsim%2Fplugin%2Ftables%2Fmi%2FActiveInstructionPreviewContentProvider.java;h=7078f9a1b20317adda54dfc1a7c5c8c776e5dd3b;hb=1cb397369db5176ac9f12725c65321bcf92a70ee;hp=97fbd1917dd759434718175b6587d34147017862;hpb=b8840982674bd3ef4b42913c91abe8badc9a8bd8;p=Mograsim.git

diff --git a/plugins/net.mograsim.plugin.core/src/net/mograsim/plugin/tables/mi/ActiveInstructionPreviewContentProvider.java b/plugins/net.mograsim.plugin.core/src/net/mograsim/plugin/tables/mi/ActiveInstructionPreviewContentProvider.java
index 97fbd191..7078f9a1 100644
--- a/plugins/net.mograsim.plugin.core/src/net/mograsim/plugin/tables/mi/ActiveInstructionPreviewContentProvider.java
+++ b/plugins/net.mograsim.plugin.core/src/net/mograsim/plugin/tables/mi/ActiveInstructionPreviewContentProvider.java
@@ -56,7 +56,7 @@ public class ActiveInstructionPreviewContentProvider implements InstructionTable
 	@Override
 	public void updateElement(int index)
 	{
-		if (activeRow != null)
+		if (activeRow != null && !viewer.getControl().isDisposed())
 			viewer.replace(activeRow, index);
 	}
 }