Probably there is nothing you can do, unless the foreclosure sale was irregular, or you did not receive proper notice. The chances of that are...

Can the mortgage lender report Fail to Pay on credit report after discharge of Chapter 13.

I would get in touch with the credit reporting agency and explain the mortgage was indeed paid off in the month and for them to report accordingly....

Means that whatever withholding order that was in existence until that time is now ended. That is good news for you.

Can I subpoena address of Calif. judgment debtor from his attorney, who offered to forward mail but refuses to give address?

The attorney may assert the attorney/client privilege. Probably better to get the address from the internet if you can, or else try a private...

Have a look at your paperwork. You probably allowed a lien to be filed against your residence, in which case your personal liability would go...

No, they do not have the right or power to intercept your state or federal tax refunds.

Am I qualified for hardship exemption from Obamacare?

It will not be dischargeable until 4/2021 assuming you file by 4/15/18.

Do I have to the reimburse the sdi payments I received while suing my employer once I settle my case?

It depends what the settlement was for, whether it was wages, or infliction of distress, etc.

After I file the request for default by judgment, is there any opportunity to file documents or explain for prayer for relief?

There should be a declaration from you filed with the request for judgment which explains the amount prayed for.

IIf you file BK to remove debt--do you need to disclose an unpaid civil judgement you have had for over 10 years & not collected

All unpaid debts (and all assets) have to be disclosed.