The ArcGIS Maritime server extension may not work properly if it is not configured correctly. Below are some of the common problems that can occur when configuring the ArcGIS Maritime server extension, and information on how to resolve them.
My Maritime Chart Service does not display or disappears after changing my display properties
Determine whether you exceeded the server URL length of 2,048 characters when display_param is in the request. If so, increase the allowable URL length in the web.config file. The web.config file for Internet Information Server (IIS) websites is located in the C:\inetpub\wwwroot folder by default.
I received an error for failure to enable HTTPS on the web server
Verify that you enabled HTTPS on the web server.