null check when launching history viewer

prolee · Feb 11, 2013 · 8d8d056 · 8d8d056
1 parent 4a48dc0
commit 8d8d056
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/BasicSccProvider.cs b/BasicSccProvider.cs
@@ -457,7 +457,7 @@ private void ShowHistoryWindow(object sender, EventArgs e)
                 }
             }
 
-            if (File.Exists(tmpPath))
+            if (File.Exists(tmpPath) && sccService.CurrentTracker != null)
             {
                 Process.Start(tmpPath, "\"" + sccService.CurrentTracker.GitWorkingDirectory + "\"");
             }