You should consult with a lawyer that specializes in consumer law, especially foreclosure defense. I know one in MA if that is where you are located.
Answer Applies to: Massachusetts
Talk to your bankruptcy attorney.
Answer Applies to: Arizona
A real estate attorney. However the facts you listed does not give you a basis to sue a lender.
Answer Applies to: California
Civil attorneys who specialize in mortgage companies but it is very expensive to sue a bank. You may want to look on line to see if you can find any class action lawsuits that you can get into.
Answer Applies to: New York
The first issue is whether your claim against Wells Fargo was scheduled as an asset in your bankruptcy. If it is not scheduled, you have no claim. If it is, consult your bankruptcy attorney to see if it can be exempted or abandoned. If there is a claim that is either exempted or abandoned, consult a consumer attorney.
Answer Applies to: Illinois