Merged revisions 945593 via svnmerge from

svn+ssh://tmcguire@svn.kde.org/home/kde/branches/KDE/4.2/kdepim

........
  r945593 | dfaure | 2009-03-27 20:01:19 +0100 (Fri, 27 Mar 2009) | 2 lines
  
  stop crashing on me regularly
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svn path=/branches/kdepim/enterprise4/kdepim/; revision=953734

folderstorage.cpp

@@ -1101,7 +1101,7 @@ void FolderStorage::ignoreJobsForMessage( KMMessage *msg )
     //FIXME: the questions is : should we iterate through all
     //messages in jobs? I don't think so, because it would
     //mean canceling the jobs that work with other messages
-    if ( (*it)->msgList().first() == msg )
+    if ( !(*it)->msgList().isEmpty() && (*it)->msgList().first() == msg )
     {
       FolderJob* job = (*it);
       it = mJobList.erase( it );