diff --git a/of-save/lib/gen-src/main/java/org/projectfloodlight/openflow/protocol/ver13/OFInstructionIdWriteMetadataVer13.java b/of-save/lib/gen-src/main/java/org/projectfloodlight/openflow/protocol/ver13/OFInstructionIdWriteMetadataVer13.java
new file mode 100644
index 0000000..ec2a25e
--- /dev/null
+++ b/of-save/lib/gen-src/main/java/org/projectfloodlight/openflow/protocol/ver13/OFInstructionIdWriteMetadataVer13.java
@@ -0,0 +1,156 @@
+// Copyright (c) 2008 The Board of Trustees of The Leland Stanford Junior University
+// Copyright (c) 2011, 2012 Open Networking Foundation
+// Copyright (c) 2012, 2013 Big Switch Networks, Inc.
+// This library was generated by the LoxiGen Compiler.
+// See the file LICENSE.txt which should have been included in the source distribution
+
+// Automatically generated by LOXI from template of_class.java
+// Do not modify
+
+package org.projectfloodlight.openflow.protocol.ver13;
+
+import org.projectfloodlight.openflow.protocol.*;
+import org.projectfloodlight.openflow.protocol.action.*;
+import org.projectfloodlight.openflow.protocol.actionid.*;
+import org.projectfloodlight.openflow.protocol.bsntlv.*;
+import org.projectfloodlight.openflow.protocol.errormsg.*;
+import org.projectfloodlight.openflow.protocol.meterband.*;
+import org.projectfloodlight.openflow.protocol.instruction.*;
+import org.projectfloodlight.openflow.protocol.instructionid.*;
+import org.projectfloodlight.openflow.protocol.match.*;
+import org.projectfloodlight.openflow.protocol.oxm.*;
+import org.projectfloodlight.openflow.protocol.queueprop.*;
+import org.projectfloodlight.openflow.types.*;
+import org.projectfloodlight.openflow.util.*;
+import org.projectfloodlight.openflow.exceptions.*;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.jboss.netty.buffer.ChannelBuffer;
+import com.google.common.hash.PrimitiveSink;
+import com.google.common.hash.Funnel;
+
+class OFInstructionIdWriteMetadataVer13 implements OFInstructionIdWriteMetadata {
+    private static final Logger logger = LoggerFactory.getLogger(OFInstructionIdWriteMetadataVer13.class);
+    // version: 1.3
+    final static byte WIRE_VERSION = 4;
+    final static int LENGTH = 4;
+
+
+    // OF message fields
+//
+    // Immutable default instance
+    final static OFInstructionIdWriteMetadataVer13 DEFAULT = new OFInstructionIdWriteMetadataVer13(
+
+    );
+
+    final static OFInstructionIdWriteMetadataVer13 INSTANCE = new OFInstructionIdWriteMetadataVer13();
+    // private empty constructor - use shared instance!
+    private OFInstructionIdWriteMetadataVer13() {
+    }
+
+    // Accessors for OF message fields
+    @Override
+    public OFInstructionType getType() {
+        return OFInstructionType.WRITE_METADATA;
+    }
+
+    @Override
+    public OFVersion getVersion() {
+        return OFVersion.OF_13;
+    }
+
+
+
+    // no data members - do not support builder
+    public OFInstructionIdWriteMetadata.Builder createBuilder() {
+        throw new UnsupportedOperationException("OFInstructionIdWriteMetadataVer13 has no mutable properties -- builder unneeded");
+    }
+
+
+    final static Reader READER = new Reader();
+    static class Reader implements OFMessageReader<OFInstructionIdWriteMetadata> {
+        @Override
+        public OFInstructionIdWriteMetadata readFrom(ChannelBuffer bb) throws OFParseError {
+            int start = bb.readerIndex();
+            // fixed value property type == 2
+            short type = bb.readShort();
+            if(type != (short) 0x2)
+                throw new OFParseError("Wrong type: Expected=OFInstructionType.WRITE_METADATA(2), got="+type);
+            int length = U16.f(bb.readShort());
+            if(length != 4)
+                throw new OFParseError("Wrong length: Expected=4(4), got="+length);
+            if(bb.readableBytes() + (bb.readerIndex() - start) < length) {
+                // Buffer does not have all data yet
+                bb.readerIndex(start);
+                return null;
+            }
+            if(logger.isTraceEnabled())
+                logger.trace("readFrom - length={}", length);
+
+            if(logger.isTraceEnabled())
+                logger.trace("readFrom - returning shared instance={}", INSTANCE);
+            return INSTANCE;
+        }
+    }
+
+    public void putTo(PrimitiveSink sink) {
+        FUNNEL.funnel(this, sink);
+    }
+
+    final static OFInstructionIdWriteMetadataVer13Funnel FUNNEL = new OFInstructionIdWriteMetadataVer13Funnel();
+    static class OFInstructionIdWriteMetadataVer13Funnel implements Funnel<OFInstructionIdWriteMetadataVer13> {
+        private static final long serialVersionUID = 1L;
+        @Override
+        public void funnel(OFInstructionIdWriteMetadataVer13 message, PrimitiveSink sink) {
+            // fixed value property type = 2
+            sink.putShort((short) 0x2);
+            // fixed value property length = 4
+            sink.putShort((short) 0x4);
+        }
+    }
+
+
+    public void writeTo(ChannelBuffer bb) {
+        WRITER.write(bb, this);
+    }
+
+    final static Writer WRITER = new Writer();
+    static class Writer implements OFMessageWriter<OFInstructionIdWriteMetadataVer13> {
+        @Override
+        public void write(ChannelBuffer bb, OFInstructionIdWriteMetadataVer13 message) {
+            // fixed value property type = 2
+            bb.writeShort((short) 0x2);
+            // fixed value property length = 4
+            bb.writeShort((short) 0x4);
+
+
+        }
+    }
+
+    @Override
+    public String toString() {
+        StringBuilder b = new StringBuilder("OFInstructionIdWriteMetadataVer13(");
+        b.append(")");
+        return b.toString();
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj)
+            return true;
+        if (obj == null)
+            return false;
+        if (getClass() != obj.getClass())
+            return false;
+
+        return true;
+    }
+
+    @Override
+    public int hashCode() {
+        int result = 1;
+
+        return result;
+    }
+
+}