To resolve this issue, Install the CPM bundle manually. For Lexmark devices released in the year 2016 - 2020, use Print Release version 5.4.23.
This version permits connection to Print Release using a proxy which allows the connection to succeed.
Note: Using the latest Print Release version will not let the users release their print jobs.
If the issue persists, search for more information related to this issue or contact support for further assistance.