diff --git a/java_console/io/src/com/rusefi/ConfigurationImage.java b/java_console/io/src/com/rusefi/ConfigurationImage.java
index 422f3db9f6..3090b4f5fc 100644
--- a/java_console/io/src/com/rusefi/ConfigurationImage.java
+++ b/java_console/io/src/com/rusefi/ConfigurationImage.java
@@ -81,4 +81,10 @@ public class ConfigurationImage {
         byte[] copy = content.clone();
         return new ConfigurationImage(copy);
     }
+
+    public byte[] getRange(Integer first, int size) {
+        byte[] r = new byte[size];
+        System.arraycopy(content, first, r, 0, size);
+        return r;
+    }
 }
diff --git a/java_console/io/src/com/rusefi/binaryprotocol/BinaryProtocol.java b/java_console/io/src/com/rusefi/binaryprotocol/BinaryProtocol.java
index 3d0b0ee391..727df0908d 100644
--- a/java_console/io/src/com/rusefi/binaryprotocol/BinaryProtocol.java
+++ b/java_console/io/src/com/rusefi/binaryprotocol/BinaryProtocol.java
@@ -109,8 +109,15 @@ public class BinaryProtocol {
             Pair<Integer, Integer> range = ConfigurationImageDiff.findDifferences(current, newVersion, offset);
             if (range == null)
                 break;
-            logger.info("Need to patch: " + range);
-            writeData(newVersion.getContent(), range.first, range.second - range.first, logger);
+            int size = range.second - range.first;
+            logger.info("Need to patch: " + range + ", size=" + size);
+            byte[] oldBytes = current.getRange(range.first, size);
+            logger.info("old " + Arrays.toString(oldBytes));
+
+            byte[] newBytes = newVersion.getRange(range.first, size);
+            logger.info("new " + Arrays.toString(newBytes));
+
+            writeData(newVersion.getContent(), range.first, size, logger);
 
             offset = range.second;
         }
diff --git a/java_console/romraider/src/com/romraider/editor/ecu/ECUEditor.java b/java_console/romraider/src/com/romraider/editor/ecu/ECUEditor.java
index 3b7271f126..82519c19c1 100644
--- a/java_console/romraider/src/com/romraider/editor/ecu/ECUEditor.java
+++ b/java_console/romraider/src/com/romraider/editor/ecu/ECUEditor.java
@@ -390,7 +390,7 @@ public class ECUEditor extends AbstractFrame {
             frame.getTable().drawTable();
             rightPanel.add(frame);
         } catch (IllegalArgumentException ex) {
-            ;// Do nothing.
+            // Do nothing.
         }
         frame.pack();
         rightPanel.repaint();
@@ -464,7 +464,7 @@ public class ECUEditor extends AbstractFrame {
     }
 
     public Vector<Rom> getImages() {
-        Vector<Rom> images = new Vector<Rom>();
+        Vector<Rom> images = new Vector<>();
         for (int i = 0; i < imageRoot.getChildCount(); i++) {
             if(imageRoot.getChildAt(i) instanceof Rom) {
                 Rom rom = (Rom) imageRoot.getChildAt(i);
@@ -515,15 +515,12 @@ public class ECUEditor extends AbstractFrame {
 
     public static byte[] readFile(File inputFile) throws IOException {
         ByteArrayOutputStream baos = new ByteArrayOutputStream();
-        FileInputStream fis = new FileInputStream(inputFile);
-        try {
+        try (FileInputStream fis = new FileInputStream(inputFile)) {
             byte[] buf = new byte[8192];
             int bytesRead;
             while ((bytesRead = fis.read(buf)) != -1) {
                 baos.write(buf, 0, bytesRead);
             }
-        } finally {
-            fis.close();
         }
         return baos.toByteArray();
     }
diff --git a/java_console/romraider/src/com/romraider/swing/ECUEditorToolBar.java b/java_console/romraider/src/com/romraider/swing/ECUEditorToolBar.java
index 366212da65..a79e0084a0 100644
--- a/java_console/romraider/src/com/romraider/swing/ECUEditorToolBar.java
+++ b/java_console/romraider/src/com/romraider/swing/ECUEditorToolBar.java
@@ -120,7 +120,7 @@ public class ECUEditorToolBar extends JToolBar {
 //            refreshImage.setEnabled(true);
 //            closeImage.setEnabled(true);
 //        }
-//        revalidate();
+        revalidate();
     }
 
     private Settings getSettings() {
diff --git a/java_console/romraider/src/com/romraider/xml/RomAttributeParser.java b/java_console/romraider/src/com/romraider/xml/RomAttributeParser.java
index e3b3a1df46..cd51d0cfbb 100644
--- a/java_console/romraider/src/com/romraider/xml/RomAttributeParser.java
+++ b/java_console/romraider/src/com/romraider/xml/RomAttributeParser.java
@@ -187,6 +187,8 @@ public final class RomAttributeParser {
         ByteBuffer bb = ByteBuffer.wrap(output, 0, 4);
         if (endian == Settings.ENDIAN_LITTLE) {
             bb.order(ByteOrder.BIG_ENDIAN);
+        } else {
+            bb.order(ByteOrder.LITTLE_ENDIAN);
         }
         bb.putFloat(input);
         return bb.array();