Syntax Error on Token ",", MemberValuePair expected after this token
<p>First, let me show you the code</p>

<pre><code>package com.memio4.mod;

import com.memio4.mod.proxy.CommonProxy;

import net.minecraftforge.fml.common.Mod;
import net.minecraftforge.fml.common.Mod.Instance;
import net.minecraftforge.fml.common.SidedProxy;

@Mod(modid = Reference.MOD_ID, name = Reference.NAME, version = Reference.VERSION, acceptedMinecraftVersions = Reference.ACCEPTED_VERSIONS)
public class Tutorial {

    @Instance
    public static Tutorial instance;

    @SidedProxy(clientSide = Reference.CLIENT_PROXY_CLASS, serverSide = Reference.SERVER_PROXY_CLASS)
    public static CommonProxy proxy;


}
</code></pre>

<p>And well, I don't know what to do, I have tried to put a semi-colon, leave it without it, but it turns even worse. I have not solve this issue yet, so please help me.
Thanks a lot.</p>