The bank wants a ready , willing, and able buyer.
Right now, you may be willing, but you're not able.
You need to speak with a loan officer to make sure you are taking the necessary steps.
Don't worry - there will be other homes out there when the time is right for you!
Focus on your credit. You can try to fix your credit on your own. I recommend having a professional do it for you--they are more efficient and knowledgeable than most of us "regular people." Professionals can also offer score building. I have sent clients to Jain Credit, and they were very happy. You can monitor your file online to see what they are doing. Ask for Satin. Here's the link: myjaincredit.com
The information in this answer is general information and is not intended as legal advice, nor do I intend to create an attorney-client relationship with any reader by answering this question or otherwise contributing as a member of Trulia.com.