Error Catcher

if (!rolefound) {
    //adding
    if (userRoleCount == userRoles.size()) {
        ArrayList<String> roleNames2 = new ArrayList<>();
        for (IRole r : userRoles) {
            roleNames2.add(r.getName());
        }
        return "> An Error Occurred while attempting to update your roles.\n" +
                "please send this to the Bot Developer.\n" +
                "```Old Roles." + Utility.listFormatter(roleNames1, true) + "\n" +
                "New Roles." + Utility.listFormatter(roleNames2, true) + "```";
    }
    userRoles.add(guild.getRoleByID(newRoleId));
} else {
    //removing
    if (userRoleCount - 2 == userRoles.size()) {
        ArrayList<String> roleNames2 = new ArrayList<>();
        for (IRole r : userRoles) {
            roleNames2.add(r.getName());
        }
        return "> An Error Occurred while attempting to update your roles.\n" +
                "please send this to the Bot Developer.\n" +
                "```Old Roles." + Utility.listFormatter(roleNames1, true) + "\n" +
                "New Roles." + Utility.listFormatter(roleNames2, true) + "```";
    }
}