rem: var folder = GetMsgFolderFromUri(uri); 
add: var folder = GetMsgFolderFromUri(uri, true); 
context: function GetServer(uri){    if (!uri) return null;    try {        var folder = GetMsgFolderFromUri(uri);        return folder.server;    }    catch (ex) {        dump("GetServer("+uri+") failed, ex="+ex+"\n");    }    return null;}
meta: 10234	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/10234/aa8a1eb738bbd6014d4141d9a9c33b94d5cc6e43/commandglue.js/buggy/mailnews/base/resources/content/commandglue.js