I'm sorry to hear that you're having difficulty with your Slingbox today. I definitely understand how frustrating it can be when products aren't working the way you expect them to. Let me provide you some links that will assist you with troubleshooting your current issue:
In case the above KB Articles do not resolve the issue, here is the link that also provides our support contact information: Contact Slingbox Support
Hope this Helps!
The Sling Moderation Team