Problem with resource admin and other things

[Vulture]

Hello, i was making a mapping server, but now i have some problems,

I have dynamic ip, when somebody join my server appears for he the download progress bar, but it stay ay 0 and 30 or more seconds after, he lose the connection or... idk, look at the picture, and in the console there apear a warning

In the picture there apear something about the admin resource, please help me solving that problem

thanks

EDIT: i get a warning every 1 minute

EDIT 2: this is the line error: triggerClientEvent ( source, dialog.."ShowDialog", source, maps )