From 002e3dd5383e0281f5a6e5949e461ac577f147fb Mon Sep 17 00:00:00 2001
From: cketti <cketti@gmail.com>
Date: Tue, 2 Apr 2013 02:30:07 +0200
Subject: [PATCH] Avoid IllegalStateException

Reported for Kaiten:
java.lang.IllegalStateException: Can not perform this action after
onSaveInstanceState
...
at android.support.v4.app.DialogFragment.dismiss
---
 src/com/fsck/k9/fragment/MessageViewFragment.java | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/com/fsck/k9/fragment/MessageViewFragment.java b/src/com/fsck/k9/fragment/MessageViewFragment.java
index 3d36efe6f..681b4bab4 100644
--- a/src/com/fsck/k9/fragment/MessageViewFragment.java
+++ b/src/com/fsck/k9/fragment/MessageViewFragment.java
@@ -768,6 +768,10 @@ public class MessageViewFragment extends SherlockFragment implements OnClickList
     private void removeDialog(int dialogId) {
         FragmentManager fm = getFragmentManager();
 
+        if (isRemoving() || isDetached()) {
+            return;
+        }
+
         // Make sure the "show dialog" transaction has been processed when we call
         // findFragmentByTag() below. Otherwise the fragment won't be found and the dialog will
         // never be dismissed.