package com.tterrag.blurbg;

import java.util.Map;

import net.minecraftforge.fml.relauncher.IFMLLoadingPlugin;

public class BlurBGPlugin implements IFMLLoadingPlugin {

    @Override
    public String[] getASMTransformerClass() {
        return new String[] { "com.tterrag.blurbg.BlurBGTransformer" };
    }

    @Override
    public String getModContainerClass() {
        return null;
    }

    @Override
    public String getSetupClass() {
        return null;
    }

    @Override
    public void injectData(Map<String, Object> data) {
    }

    @Override
    public String getAccessTransformerClass() {
        return null;
    }
}

package com.tterrag.blurbg;

import java.util.Map;

import net.minecraftforge.fml.relauncher.IFMLLoadingPlugin;

@IFMLLoadingPlugin.SortingIndex(Integer.MAX_VALUE)
public class BlurBGPlugin implements IFMLLoadingPlugin {

    @Override
    public String[] getASMTransformerClass() {
        return new String[] { "com.tterrag.blurbg.BlurBGTransformer" };
    }

    @Override
    public String getModContainerClass() {
        return null;
    }

    @Override
    public String getSetupClass() {
        return null;
    }

    @Override
    public void injectData(Map<String, Object> data) {
    }

    @Override
    public String getAccessTransformerClass() {
        return null;
    }
}

Fix transformer getting pre-deobf names
Fix transformer getting pre-deobf names