There is no problem with this message:
D/NetworkSecurityConfig: No Network Security Config specified, using platform default
The D/
indicates that this is a debugging message. It indicates that you do not have your own network security configuration defined, and so platform-default rules apply. This is perfectly fine.
application looks empty because it does not response from the internet
Near as I can tell, you are parsing some JSON, iterating over it, and populating kisiler
. Perhaps kisiler
is not connected to your UI.