Devices well connected but not displaying on Map interface

First off this is my logs for today at :

WARNING|wrapper|Service traccar|18-08-10 00:40:28|YAJSW: yajsw-stable-12.12
...
INFO|1387/0|Service traccar|18-08-10 00:40:42|[main] INFO org.eclipse.jetty.util.log - Logging initialized @12390ms
INFO|1387/0|Service traccar|18-08-10 00:40:45|[main] INFO org.eclipse.jetty.server.Server - jetty-9.2.24.v20180105
INFO|1387/0|Service traccar|18-08-10 00:40:47|[main] INFO org.eclipse.jetty.server.handler.ContextHandler - Started o.e.j.s.ServletContextHandler@681c0ae6{/api,null,AVAILABLE}
INFO|1387/0|Service traccar|18-08-10 00:40:47|[main] INFO org.eclipse.jetty.server.handler.ContextHandler - Started o.t.w.@f613067{/,null,AVAILABLE}
INFO|1387/0|Service traccar|18-08-10 00:40:47|[main] INFO org.eclipse.jetty.server.ServerConnector - Started ServerConnector@34ab7770{HTTP/1.1}{0.0.0.0:8082}
INFO|1387/0|Service traccar|18-08-10 00:40:47|[main] INFO org.eclipse.jetty.server.Server - Started @17508ms

I am currently in a confused state, Please I need some help as I cannot even see if the devices are sending in data and to which port

You are looking at the wrong log file. Check this:

https://www.traccar.org/troubleshooting/

Thanks Anton