WSDL Loading

[hamedeasy]

hi,
I have a problem with loading WSDL address.
when I submit load button, nothing happens,
only message is : Trying to load WSDL from
I use ubuntu 16.4
WS attacker 1.7
Logs:
10:11:20,223 INFO [GuiController] Adding Libraries from "lib" folder
10:11:20,247 INFO [PluginManager] (Re-)laoding available Plugins
10:11:20,248 INFO [PluginManager] Searching for Plugins in Directory: /home/futurama/lib
10:11:20,253 INFO [PluginManager] Successfuly loaded 0 of 0 plugins
10:11:20,254 INFO [GuiController] Reloading Plugins
10:11:20,255 INFO [PluginManager] (Re-)laoding available Plugins
10:11:20,256 INFO [PluginManager] Searching for Plugins in Directory: /home/futurama/plugins
10:11:20,257 INFO [PluginManager] Successfuly loaded 0 of 0 plugins
10:11:21,173 INFO [Preferences] Loaded successfully config from '/home/futurama/wsattacker_config.xml'
10:11:28,489 INFO [GuiController] Trying to load WSDL from 'http://www.?????.net/medicareSupplier.wsdl'