UnknownHostException
128798
Networking code sometimes throws UnknownHostException
137223
A network-related or instance-specific error occurred
81812
Error: Unknown component apex:map - Account.BillingStreet
107577
How does localhost 127.0.0.1 work?
53099
How to fix "-5 No address associated with hostname error" while updating?
32237
Why I do get error 101? How is my DNS involved?
107026
Wrong nameserver set by resolvconf and NetworkManager
157306
How to add exceptions to apache reverse proxy rules
5193
What causes the 'Connection Refused' message?
126639
Massive 404 attack with non existent URLs. How to prevent this?
97115
ImproperlyConfigured: The included urlconf .urls doesn't have any patterns in it
18168
How do I make protocol foo hostname-aware?
138134
Cannot access local webpage (error: could not resolve host)
92101
java.io.IOException: An existing connection was forcibly closed by the remote host
143623
Why I got NoHostAvailable:?
18833
How to solve the "io.netty.channel.AbstractChannel$AnnotatedConnectException: Connection refused: no further information" error on Minecraft?
87471
Can I automatically add a new host to known_hosts?