App crash

[gaganAriel]

while i have implemented code provided by you it throw exception of null pointer so please check code and let me know what's the problem

@OverRide
protected void onCreate(Bundle savedInstanceState) {

editor = (Editor) findViewById(R.id.editor);
findViewById(R.id.action_h1).setOnClickListener(new View.OnClickListener() {
    @Override
    public void onClick(View v) {
        editor.updateTextStyle(EditorTextStyle.H1);
    }
});

findViewById(R.id.action_h2).setOnClickListener(new View.OnClickListener() {
    @Override
    public void onClick(View v) {
        editor.updateTextStyle(EditorTextStyle.H2);
    }
});

findViewById(R.id.action_h3).setOnClickListener(new View.OnClickListener() {
    @Override
    public void onClick(View v) {
        editor.updateTextStyle(EditorTextStyle.H3);
    }
});

findViewById(R.id.action_bold).setOnClickListener(new View.OnClickListener() {
    @Override
    public void onClick(View v) {
        editor.updateTextStyle(EditorTextStyle.BOLD);
    }
});

findViewById(R.id.action_Italic).setOnClickListener(new View.OnClickListener() {
    @Override
    public void onClick(View v) {
        editor.updateTextStyle(EditorTextStyle.ITALIC);
    }
});

findViewById(R.id.action_indent).setOnClickListener(new View.OnClickListener() {
    @Override
    public void onClick(View v) {
        editor.updateTextStyle(EditorTextStyle.INDENT);
    }
});

findViewById(R.id.action_outdent).setOnClickListener(new View.OnClickListener() {
    @Override
    public void onClick(View v) {
        editor.updateTextStyle(EditorTextStyle.OUTDENT);
    }
});

findViewById(R.id.action_bulleted).setOnClickListener(new View.OnClickListener() {
    @Override
    public void onClick(View v) {
        editor.insertList(false);
    }
});

   findViewById(R.id.action_color).setOnClickListener(new View.OnClickListener() {
    @Override
    public void onClick(View v) {
        editor.updateTextColor("#FF3333");
    }
});

findViewById(R.id.action_unordered_numbered).setOnClickListener(new View.OnClickListener() {
    @Override
    public void onClick(View v) {
        editor.insertList(true);
    }
});

findViewById(R.id.action_hr).setOnClickListener(new View.OnClickListener() {
    @Override
    public void onClick(View v) {
        editor.insertDivider();
    }
});

findViewById(R.id.action_insert_image).setOnClickListener(new View.OnClickListener() {
    @Override
    public void onClick(View v) {
        editor.openImagePicker();
    }
});

findViewById(R.id.action_insert_link).setOnClickListener(new View.OnClickListener() {
    @Override
    public void onClick(View v) {
        editor.insertLink();
    }
});


findViewById(R.id.action_erase).setOnClickListener(new View.OnClickListener() {
    @Override
    public void onClick(View v) {
        editor.clearAllContents();
    }
});

findViewById(R.id.action_blockquote).setOnClickListener(new View.OnClickListener() {
@OverRide
public void onClick(View v) {
editor.updateTextStyle(EditorTextStyle.BLOCKQUOTE);
}
});

editor.render();

}