Minecraft will not let me connect to servers

hello, i have posted this before and you claimed it was a duplicate but i look at the links you posted and i have no idea what they ment or what do do with them, the first one i clicked was to do with Kerspurski internet protection which i do not have. when i try to connect to ANY server it says java.lang.NullPointerException: group

need you to respond quickly if you can thanks
Launcher log:

[20:28:10 INFO]: Minecraft Launcher 1.6.13 (through bootstrap 100) started on windows...
[20:28:10 INFO]: Current time is Jul 6, 2015 8:28:10 PM
[20:28:10 INFO]: System.getProperty('os.name') == 'Windows 7'
[20:28:10 INFO]: System.getProperty('os.version') == '6.1'
[20:28:10 INFO]: System.getProperty('os.arch') == 'amd64'
[20:28:10 INFO]: System.getProperty('java.version') == '1.8.0_25'
[20:28:10 INFO]: System.getProperty('java.vendor') == 'Oracle Corporation'
[20:28:10 INFO]: System.getProperty('sun.arch.data.model') == '64'
[20:28:10 INFO]: proxy == DIRECT
[20:28:10 INFO]: JFX is already initialized
[20:28:10 INFO]: Refreshing local version list...
[20:28:10 INFO]: Refreshing remote version list...
[20:28:12 INFO]: Refresh complete.
[20:28:12 INFO]: Loaded 2 profile(s); selected 'SnowWolfXD'
[20:28:12 INFO]: Refreshing auth...
[20:28:12 INFO]: Logging in with access token
[20:28:18 INFO]: Getting syncinfo for selected version
[20:28:18 INFO]: Queueing library & version downloads
[20:28:18 INFO]: Download job 'Version & Libraries' started (16 threads, 34 files)
[20:28:18 INFO]: Attempting to download C:\Users\me\AppData\Roaming\.minecraft\libraries\com\google\guava\guava\17.0\guava-17.0.jar for job 'Version & Libraries'... (try 0)
[20:28:18 INFO]: Attempting to download C:\Users\me\AppData\Roaming\.minecraft\libraries\net\java\jinput\jinput\2.0.5\jinput-2.0.5.jar for job 'Version & Libraries'... (try 0)
[20:28:18 INFO]: Attempting to download C:\Users\me\AppData\Roaming\.minecraft\libraries\net\java\dev\jna\jna\3.4.0\jna-3.4.0.jar for job 'Version & Libraries'... (try 0)
[20:28:18 INFO]: Attempting to download C:\Users\me\AppData\Roaming\.minecraft\libraries\commons-codec\commons-codec\1.9\commons-codec-1.9.jar for job 'Version & Libraries'... (try 0)
[20:28:18 INFO]: Attempting to download C:\Users\me\AppData\Roaming\.minecraft\libraries\com\paulscode\librarylwjglopenal\20100824\librarylwjglopenal-20100824.jar for job 'Version & Libraries'... (try 0)
[20:28:18 INFO]: Attempting to download C:\Users\me\AppData\Roaming\.minecraft\libraries\commons-io\commons-io\2.4\commons-io-2.4.jar for job 'Version & Libraries'... (try 0)
[20:28:18 INFO]: Attempting to download C:\Users\me\AppData\Roaming\.minecraft\libraries\net\java\dev\jna\platform\3.4.0\platform-3.4.0.jar for job 'Version & Libraries'... (try 0)
[20:28:18 INFO]: Attempting to download C:\Users\me\AppData\Roaming\.minecraft\libraries\org\apache\logging\log4j\log4j-core\2.0-beta9\log4j-core-2.0-beta9.jar for job 'Version & Libraries'... (try 0)
[20:28:18 INFO]: Attempting to download C:\Users\me\AppData\Roaming\.minecraft\libraries\net\sf\jopt-simple\jopt-simple\4.6\jopt-simple-4.6.jar for job 'Version & Libraries'... (try 0)
[20:28:18 INFO]: Attempting to download C:\Users\me\AppData\Roaming\.minecraft\libraries\org\apache\commons\commons-lang3\3.3.2\commons-lang3-3.3.2.jar for job 'Version & Libraries'... (try 0)
...
[20:28:20 INFO]: Finished downloading C:\Users\me\AppData\Roaming\.minecraft\libraries\com\paulscode\libraryjavasound\20101123\libraryjavasound-20101123.jar for job 'Version & Libraries': Local file matches local checksum, using that
[20:28:20 INFO]: Finished downloading C:\Users\me\AppData\Roaming\.minecraft\versions\1.8.7\1.8.7.jar for job 'Version & Libraries': Used own copy as it matched etag
[20:28:20 INFO]: Job 'Version & Libraries' finished successfully (took 0:00:01.830)
[20:28:20 INFO]: Launching game
[20:28:20 INFO]: Unpacking natives to C:\Users\me\AppData\Roaming\.minecraft\versions\1.8.7\1.8.7-natives-931102805906
[20:28:21 INFO]: Launching in C:\Users\me\AppData\Roaming\.minecraft
[20:28:21 INFO]: Half command: C:\Program Files (x86)\Minecraft\runtime\jre-x64\1.8.0_25\bin\javaw.exe -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx5G -XX:+UseConcMarkSweepGC -XX:+CMSIncrementalMode -XX:-UseAdaptiveSizePolicy -Xmn128M -Djava.library.path=C:\Users\me\AppData\Roaming\.minecraft\versions\1.8.7\1.8.7-natives-931102805906 -cp C:\Users\me\AppData\Roaming\.minecraft\libraries\oshi-project\oshi-core\1.1\oshi-core-1.1.jar;C:\Users\me\AppData\Roaming\.minecraft\libraries\net\java\dev\jna\jna\3.4.0\jna-3.4.0.jar;C:\Users\me\AppData\Roaming\.minecraft\libraries\net\java\dev\jna\platform\3.4.0\platform-3.4.0.jar;C:\Users\me\AppData\Roaming\.minecraft\libraries\com\ibm\icu\icu4j-core-mojang\51.2\icu4j-core-mojang-51.2.jar;C:\Users\me\AppData\Roaming\.minecraft\libraries\net\sf\jopt-simple\jopt-simple\4.6\jopt-simple-4.6.jar;C:\Users\me\AppData\Roaming\.minecraft\libraries\com\paulscode\codecjorbis\20101023\codecjorbis-20101023.jar;C:\Users\me\AppData\Roaming\.minecraft\libraries\com\paulscode\codecwav\20101023\codecwav-20101023.jar;C:\Users\me\AppData\Roaming\.minecraft\libraries\com\paulscode\libraryjavasound\20101123\libraryjavasound-20101123.jar;C:\Users\me\AppData\Roaming\.minecraft\libraries\com\paulscode\librarylwjglopenal\20100824\librarylwjglopenal-20100824.jar;C:\Users\me\AppData\Roaming\.minecraft\libraries\com\paulscode\soundsystem\20120107\soundsystem-20120107.jar;C:\Users\me\AppData\Roaming\.minecraft\libraries\io\netty\netty-all\4.0.23.Final\netty-all-4.0.23.Final.jar;C:\Users\me\AppData\Roaming\.minecraft\libraries\com\google\guava\guava\17.0\guava-17.0.jar;C:\Users\me\AppData\Roaming\.minecraft\libraries\org\apache\commons\commons-lang3\3.3.2\commons-lang3-3.3.2.jar;C:\Users\me\AppData\Roaming\.minecraft\libraries\commons-io\commons-io\2.4\commons-io-2.4.jar;C:\Users\me\AppData\Roaming\.minecraft\libraries\commons-codec\commons-codec\1.9\commons-codec-1.9.jar;C:\Users\me\AppData\Roaming\.minecraft\libraries\net\java\jinput\jinput\2.0.5\jinput-2.0.5.jar;C:\Users\me\AppData\Roaming\.minecraft\libraries\net\java\jutils\jutils\1.0.0\jutils-1.0.0.jar;C:\Users\me\AppData\Roaming\.minecraft\libraries\com\google\code\gson\gson\2.2.4\gson-2.2.4.jar;C:\Users\me\AppData\Roaming\.minecraft\libraries\com\mojang\authlib\1.5.21\authlib-1.5.21.jar;C:\Users\me\AppData\Roaming\.minecraft\libraries\com\mojang\realms\1.7.21\realms-1.7.21.jar;C:\Users\me\AppData\Roaming\.minecraft\libraries\org\apache\commons\commons-compress\1.8.1\commons-compress-1.8.1.jar;C:\Users\me\AppData\Roaming\.minecraft\libraries\org\apache\httpcomponents\httpclient\4.3.3\httpclient-4.3.3.jar;C:\Users\me\AppData\Roaming\.minecraft\libraries\commons-logging\commons-logging\1.1.3\commons-logging-1.1.3.jar;C:\Users\me\AppData\Roaming\.minecraft\libraries\org\apache\httpcomponents\httpcore\4.3.2\httpcore-4.3.2.jar;C:\Users\me\AppData\Roaming\.minecraft\libraries\org\apache\logging\log4j\log4j-api\2.0-beta9\log4j-api-2.0-beta9.jar;C:\Users\me\AppData\Roaming\.minecraft\libraries\org\apache\logging\log4j\log4j-core\2.0-beta9\log4j-core-2.0-beta9.jar;C:\Users\me\AppData\Roaming\.minecraft\libraries\org\lwjgl\lwjgl\lwjgl\2.9.4-nightly-20150209\lwjgl-2.9.4-nightly-20150209.jar;C:\Users\me\AppData\Roaming\.minecraft\libraries\org\lwjgl\lwjgl\lwjgl_util\2.9.4-nightly-20150209\lwjgl_util-2.9.4-nightly-20150209.jar;C:\Users\me\AppData\Roaming\.minecraft\libraries\tv\twitch\twitch\6.5\twitch-6.5.jar;C:\Users\me\AppData\Roaming\.minecraft\versions\1.8.7\1.8.7.jar net.minecraft.client.main.Main
[20:28:21 INFO]: Looking for orphaned versions to clean up...
[20:28:44 INFO]: Looking for old natives & assets to clean up...

Game output:

[20:28:24] [Client thread/INFO]: Setting user: SnowWolfXD
[20:28:24] [Client thread/INFO]: (Session ID is token:1929f8b1aa064e768006b8ee3b272d05:68ae839646524905aad1a9dcc989da32)
[20:28:26] [Client thread/INFO]: LWJGL Version: 2.9.4
[20:28:26] [Client thread/INFO]: Reloading ResourceManager: Default
[20:28:35] [Sound Library Loader/INFO]: Starting up SoundSystem...
[20:28:35] [Thread-6/INFO]: Initializing LWJGL OpenAL
[20:28:35] [Thread-6/INFO]: (The LWJGL binding of OpenAL.  For more information, see http://www.lwjgl.org)
[20:28:35] [Thread-6/INFO]: OpenAL initialized.
[20:28:35] [Sound Library Loader/INFO]: Sound engine started
[20:28:37] [Client thread/INFO]: Created: 512x512 textures-atlas
[20:28:49] [Twitch authenticator/ERROR]: Could not authenticate with twitch
java.net.UnknownHostException: api.twitch.tv
	at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184) ~[?:1.8.0_25]
	at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172) ~[?:1.8.0_25]
	at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392) ~[?:1.8.0_25]
	at java.net.Socket.connect(Socket.java:589) ~[?:1.8.0_25]
	at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:649) ~[?:1.8.0_25]
	at sun.security.ssl.BaseSSLSocketImpl.connect(BaseSSLSocketImpl.java:173) ~[?:1.8.0_25]
	at sun.net.NetworkClient.doConnect(NetworkClient.java:180) ~[?:1.8.0_25]
	at sun.net.www.http.HttpClient.openServer(HttpClient.java:432) ~[?:1.8.0_25]
	at sun.net.www.http.HttpClient.openServer(HttpClient.java:527) ~[?:1.8.0_25]
	at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:275) ~[?:1.8.0_25]
	at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:371) ~[?:1.8.0_25]
	at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:191) ~[?:1.8.0_25]
	at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1103) ~[?:1.8.0_25]
	at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:997) ~[?:1.8.0_25]
	at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:177) ~[?:1.8.0_25]
	at sun.net.www.protocol.http.HttpURLConnection.getInputStream0(HttpURLConnection.java:1511) ~[?:1.8.0_25]
	at sun.net.www.protocol.http.HttpURLConnection.getInputStream(HttpURLConnection.java:1439) ~[?:1.8.0_25]
	at sun.net.www.protocol.https.HttpsURLConnectionImpl.getInputStream(HttpsURLConnectionImpl.java:254) ~[?:1.8.0_25]
	at nj.a(SourceFile:271) ~[1.8.7.jar:?]
	at bqn$1.run(SourceFile:86) [1.8.7.jar:?]
[20:29:58] [Client thread/INFO]: Connecting to eu.mineplex.com, 25565