When I try to log into my new server when it is in online mode I get Failed to verify username! [internal error java.net.unknownhostexception: session,minecraft.net]
And then I get this in console:

18:37:05 [INFO] Disconnecting bnieu2 [/76.***.***.***]: Failed to verify username! [internal error java.net.UnknownHostException: session.minecraft.net]
18:37:05 [SEVERE] java.net.UnknownHostException: session.minecraft.net
18:37:05 [SEVERE] at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:175)
18:37:05 [SEVERE] at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:384)
18:37:05 [SEVERE] at java.net.Socket.connect(Socket.java:546)
18:37:05 [SEVERE] at java.net.Socket.connect(Socket.java:495)
18:37:05 [SEVERE] at sun.net.NetworkClient.doConnect(NetworkClient.java:178)
18:37:05 [SEVERE] at sun.net.www.http.HttpClient.openServer(HttpClient.java:409)
18:37:05 [SEVERE] at sun.net.www.http.HttpClient.openServer(HttpClient.java:530)
18:37:05 [SEVERE] at sun.net.www.http.HttpClient.<init>(HttpClient.java:240)
18:37:05 [SEVERE] at sun.net.www.http.HttpClient.New(HttpClient.java:321)
18:37:05 [SEVERE] at sun.net.www.http.HttpClient.New(HttpClient.java:338)
18:37:05 [SEVERE] at sun.net.www.protocol.http.HttpURLConnection.getNewHttpClient(HttpURLConnection.java:935)
18:37:05 [SEVERE] at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:876)
18:37:05 [SEVERE] at sun.net.www.protocol.http.HttpURLConnection.connect(HttpURLConnection.java:801)
18:37:05 [SEVERE] at sun.net.www.protocol.http.HttpURLConnection.getInputStream(HttpURLConnection.java:1139)
18:37:05 [SEVERE] at java.net.URL.openStream(URL.java:1029)
18:37:05 [SEVERE] at net.minecraft.server.ThreadLoginVerifier.run(ThreadLoginVerifier.java:34)
18:37:16 [INFO] [LogBlock] Successfully imported queue-1336252719926-95.sql.
18:37:16 [INFO] [LogBlock] Trying to import queue-1336252719926-57.sql ...
18:37:47 [INFO] [LogBlock] Successfully imported queue-1336252719926-57.sql.
18:37:47 [INFO] [LogBlock] Trying to import queue-1336252719926-194.sql ...
18:38:17 [INFO] [LogBlock] Successfully imported queue-1336252719926-194.sql.
18:38:17 [INFO] [LogBlock] Trying to import queue-1336252719926-63.sql ...
18:38:37 [INFO] Disconnecting bowski16 [/74.**.***.**]: Failed to verify username! [internal error java.net.UnknownHostException: session.minecraft.net]
18:38:37 [SEVERE] java.net.UnknownHostException: session.minecraft.net
18:38:37 [SEVERE] at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:175)
18:38:37 [SEVERE] at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:384)
18:38:37 [SEVERE] at java.net.Socket.connect(Socket.java:546)
18:38:37 [SEVERE] at java.net.Socket.connect(Socket.java:495)
18:38:37 [SEVERE] at sun.net.NetworkClient.doConnect(NetworkClient.java:178)
18:38:37 [SEVERE] at sun.net.www.http.HttpClient.openServer(HttpClient.java:409)
18:38:37 [SEVERE] at sun.net.www.http.HttpClient.openServer(HttpClient.java:530)
18:38:37 [SEVERE] at sun.net.www.http.HttpClient.<init>(HttpClient.java:240)
18:38:37 [SEVERE] at sun.net.www.http.HttpClient.New(HttpClient.java:321)
18:38:37 [SEVERE] at sun.net.www.http.HttpClient.New(HttpClient.java:338)
18:38:37 [SEVERE] at sun.net.www.protocol.http.HttpURLConnection.getNewHttpClient(HttpURLConnection.java:935)
18:38:37 [SEVERE] at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:876)
18:38:37 [SEVERE] at sun.net.www.protocol.http.HttpURLConnection.connect(HttpURLConnection.java:801)
18:38:37 [SEVERE] at sun.net.www.protocol.http.HttpURLConnection.getInputStream(HttpURLConnection.java:1139)
18:38:37 [SEVERE] at java.net.URL.openStream(URL.java:1029)
18:38:37 [SEVERE] at net.minecraft.server.ThreadLoginVerifier.run(ThreadLoginVerifier.java:34)