diff --git a/PhotoSlide/src/main/java/org/photoslide/browserlighttable/MediaLoadingTask.java b/PhotoSlide/src/main/java/org/photoslide/browserlighttable/MediaLoadingTask.java
index 3f407fa..3260ae0 100644
--- a/PhotoSlide/src/main/java/org/photoslide/browserlighttable/MediaLoadingTask.java
+++ b/PhotoSlide/src/main/java/org/photoslide/browserlighttable/MediaLoadingTask.java
@@ -82,7 +82,7 @@ protected MediaFile call() throws Exception {
 
             updateTitle("Reading cache...");
             //restore cache            
-            File inPath = new File(Utility.getAppData() + File.separatorChar + "cache" + File.separatorChar + createMD5Hash(selectedPath.toString()+"-") + selectedPath.toFile().getName() + ".bin");
+            File inPath = new File(Utility.getAppData() + File.separatorChar + "cache" + File.separatorChar + createMD5Hash(selectedPath.toString()) + "-" + selectedPath.toFile().getName() + ".bin");
             FileInputStream fileInputStream;
             try {
                 fileInputStream = new FileInputStream(inPath);
@@ -189,7 +189,7 @@ protected MediaFile call() throws Exception {
                 }
             }
             //save cache to disk            
-            File outpath = new File(Utility.getAppData() + File.separatorChar + "cache" + File.separatorChar + createMD5Hash(selectedPath.toString()+"-") + selectedPath.toFile().getName() + ".bin");
+            File outpath = new File(Utility.getAppData() + File.separatorChar + "cache" + File.separatorChar + createMD5Hash(selectedPath.toString()) + "-" + selectedPath.toFile().getName() + ".bin");
 
             FileOutputStream fileOutputStream;
             try {
diff --git a/PhotoSlide/src/main/java/org/photoslide/datamodel/MediaFile_Serializable.java b/PhotoSlide/src/main/java/org/photoslide/datamodel/MediaFile_Serializable.java
index 2409da5..254a588 100644
--- a/PhotoSlide/src/main/java/org/photoslide/datamodel/MediaFile_Serializable.java
+++ b/PhotoSlide/src/main/java/org/photoslide/datamodel/MediaFile_Serializable.java
@@ -138,7 +138,7 @@ public static void convertToMediaFile(MediaFile_Serializable mserial, MediaFile
         m.setStackPos(mserial.getStackPos());
         m.setStacked(mserial.isStacked());
         m.setPlace(mserial.getPlace());
-        m.setFaces(mserial.getFaces());        
+        m.setFaces(mserial.getFaces());
         m.setFilterList(mserial.convertToImageFilterList(mserial.getFilterList()));
         m.setMediaType(mserial.getMediaType());
         m.setTitle(mserial.getTitle());
@@ -379,7 +379,7 @@ public void setMediaType(MediaFile.MediaTypes mediaType) {
     public ObservableList<ImageFilter> convertToImageFilterList(List<String> sourceList) {
         ObservableList<ImageFilter> destinationList = FXCollections.observableArrayList();
         ObjectMapper mapper = new ObjectMapper();
-        sourceList.forEach((filter) -> {
+        for (String filter : sourceList) {
             StringTokenizer st = new StringTokenizer(filter, ";");
             String fname = (String) st.nextElement();
             String value = (String) st.nextElement();
@@ -393,7 +393,7 @@ public ObservableList<ImageFilter> convertToImageFilterList(List<String> sourceL
             if (ifm != null) {
                 destinationList.add(ifm);
             }
-        });
+        }
         return destinationList;
     }