diff --git a/src/backend/imap/imap.php b/src/backend/imap/imap.php
index 4bf33fee..e8dd0c07 100644
--- a/src/backend/imap/imap.php
+++ b/src/backend/imap/imap.php
@@ -1113,9 +1113,9 @@ public function GetMessageList($folderid, $cutoffdate) {
                 }
 
                 ZLog::Write(LOGLEVEL_WARN, sprintf("GetMessageList() isset draft=%s, overview draft=%s", isset($overview->draft), $overview->draft ));
-                ZLog::Write(LOGLEVEL_WARN, sprintf("GetMessageList() folderisdrafts=%s", (bool)($this->GetFolder(getFolderIdFromImapId($folderid))->type === SYNC_FOLDER_TYPE_DRAFTS) ));
+                ZLog::Write(LOGLEVEL_WARN, sprintf("GetMessageList() folderisdrafts=%s", (bool)($this->GetFolder($this->getFolderIdFromImapId($folderid))->type === SYNC_FOLDER_TYPE_DRAFTS) ));
                 //ZLog::Write(LOGLEVEL_WARN, sprintf("GetMessageList() folderisdrafts=%s, folder->type=%s, SYNC_FOLDER_TYPE_DRAFTS=%s", (bool)($folder->type === SYNC_FOLDER_TYPE_DRAFTS), (string)$folder->type, (string)SYNC_FOLDER_TYPE_DRAFTS ));
-                $isdraftfolder = ($this->GetFolder(getFolderIdFromImapId($folderid))->type === SYNC_FOLDER_TYPE_DRAFTS);
+                $isdraftfolder = ($this->GetFolder($this->getFolderIdFromImapId($folderid))->type === SYNC_FOLDER_TYPE_DRAFTS);
                 ZLog::Write(LOGLEVEL_WARN, sprintf("GetMessageList() isdraftfolder=%s", $isdraftfolder ));
                 
                 // 'draft'