Legal papers must be given to you the right way. This is called service. The person that served the papers must swear how they were given to you in an Affidavit of Service.
Below are examples of bad service of legal papers. Read the explanations carefully to see if any of them apply to you. Everyone's case is different. Some of the examples may apply to you while most may not. Service may have been bad for a reason that is not listed below.