It appears that your AntiVirus may be interfering with the Honorbuddy installation. You will want to make certain that both the Honorbuddy installer, and the entire directory where you plan to install Honorbuddy are exceptions in your AntiVirus. More info here:
Please do another 'clean install', but this time do not delete Singular. That is a fatal mistake, and what is currently causing your problem. You can find more information in this post.