diff --git a/src/core/UBPersistenceManager.cpp b/src/core/UBPersistenceManager.cpp
index 2f040867..b191f012 100644
--- a/src/core/UBPersistenceManager.cpp
+++ b/src/core/UBPersistenceManager.cpp
@@ -935,47 +935,3 @@ void UBPersistenceManager::checkIfDocumentRepositoryExists()
         UBApplication::quit();
     }
 }
-
-
-bool UBPersistenceManager::mayHaveVideo(UBDocumentProxy* pDocumentProxy)
-{
-    QDir videoDir(pDocumentProxy->persistencePath() + "/" + UBPersistenceManager::videoDirectory);
-
-    return videoDir.exists() && videoDir.entryInfoList().length() > 0;
-}
-
-bool UBPersistenceManager::mayHaveAudio(UBDocumentProxy* pDocumentProxy)
-{
-    QDir audioDir(pDocumentProxy->persistencePath() + "/" + UBPersistenceManager::audioDirectory);
-
-    return audioDir.exists() && audioDir.entryInfoList().length() > 0;
-}
-
-bool UBPersistenceManager::mayHavePDF(UBDocumentProxy* pDocumentProxy)
-{
-    QDir objectDir(pDocumentProxy->persistencePath() + "/" + UBPersistenceManager::objectDirectory);
-
-    QStringList filters;
-    filters << "*.pdf";
-
-    return objectDir.exists() && objectDir.entryInfoList(filters).length() > 0;
-}
-
-
-bool UBPersistenceManager::mayHaveSVGImages(UBDocumentProxy* pDocumentProxy)
-{
-    QDir imageDir(pDocumentProxy->persistencePath() + "/" + UBPersistenceManager::imageDirectory);
-
-    QStringList filters;
-    filters << "*.svg";
-
-    return imageDir.exists() && imageDir.entryInfoList(filters).length() > 0;
-}
-
-
-bool UBPersistenceManager::mayHaveWidget(UBDocumentProxy* pDocumentProxy)
-{
-    QDir widgetDir(pDocumentProxy->persistencePath() + "/" + UBPersistenceManager::widgetDirectory);
-
-    return widgetDir.exists() && widgetDir.entryInfoList(QDir::Dirs).length() > 0;
-}
diff --git a/src/core/UBPersistenceManager.h b/src/core/UBPersistenceManager.h
index 77dd0bb9..6319e57f 100644
--- a/src/core/UBPersistenceManager.h
+++ b/src/core/UBPersistenceManager.h
@@ -109,12 +109,6 @@ class UBPersistenceManager : public QObject
         bool addGraphicsWidgteToDocument(UBDocumentProxy *mDocumentProxy, QString path, QUuid objectUuid, QString& destinationPath);
         bool addFileToDocument(UBDocumentProxy* pDocumentProxy, QString path, const QString& subdir,  QUuid objectUuid, QString& destinationPath, QByteArray* data = NULL);
 
-        bool mayHaveVideo(UBDocumentProxy* pDocumentProxy);
-        bool mayHaveAudio(UBDocumentProxy* pDocumentProxy);
-        bool mayHavePDF(UBDocumentProxy* pDocumentProxy);
-        bool mayHaveSVGImages(UBDocumentProxy* pDocumentProxy);
-        bool mayHaveWidget(UBDocumentProxy* pDocumentProxy);
-
     signals:
 
         void proxyListChanged();