[15:57:59 FATAL]: Fatal error launching game. Report this to http://bugs.mojang.com please!
java.io.FileNotFoundException: File 'C:\Users\Staff\AppData\Roaming\.minecraft\assets\indexes\1.7.4.json' does not exist
	at org.apache.commons.io.FileUtils.openInputStream(FileUtils.java:299) ~[launcher.jar:1.6.89-j]
	at org.apache.commons.io.FileUtils.readFileToString(FileUtils.java:1711) ~[launcher.jar:1.6.89-j]
	at net.minecraft.launcher.Launcher.cleanupOrphanedAssets(Launcher.java:298) ~[launcher.jar:1.6.89-j]
	at net.minecraft.launcher.Launcher.performCleanups(Launcher.java:540) ~[launcher.jar:1.6.89-j]
	at net.minecraft.launcher.game.MinecraftGameRunner.launchGame(MinecraftGameRunner.java:209) ~[launcher.jar:1.6.89-j]
	at com.mojang.launcher.game.runner.AbstractGameRunner.onDownloadJobFinished(AbstractGameRunner.java:186) [launcher.jar:1.6.89-j]
	at com.mojang.launcher.updater.download.DownloadJob.popAndDownload(DownloadJob.java:122) [launcher.jar:1.6.89-j]
	at com.mojang.launcher.updater.download.DownloadJob.access$000(DownloadJob.java:12) [launcher.jar:1.6.89-j]
	at com.mojang.launcher.updater.download.DownloadJob$1.run(DownloadJob.java:86) [launcher.jar:1.6.89-j]
	at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source) [?:1.8.0_60]
	at java.util.concurrent.FutureTask.run(Unknown Source) [?:1.8.0_60]
	at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) [?:1.8.0_60]
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) [?:1.8.0_60]
	at java.lang.Thread.run(Unknown Source) [?:1.8.0_60]
[15:57:59 ERROR]: Game ended with bad state (exit code 1)
[15:57:59 INFO]: Ignoring visibility rule and showing launcher due to a game crash
[15:57:59 INFO]: Deleting C:\Users\Staff\AppData\Roaming\.minecraft\versions\1.13\1.13-natives-1221500993896
[15:58:07 ERROR]: Exception whilst logging into profile
com.mojang.authlib.exceptions.AuthenticationUnavailableException: Cannot contact authentication server
	at com.mojang.authlib.yggdrasil.YggdrasilAuthenticationService.makeRequest(YggdrasilAuthenticationService.java:71) ~[launcher.jar:1.6.89-j]
	at com.mojang.authlib.yggdrasil.YggdrasilUserAuthentication.logInWithToken(YggdrasilUserAuthentication.java:132) ~[launcher.jar:1.6.89-j]
	at com.mojang.authlib.yggdrasil.YggdrasilUserAuthentication.logIn(YggdrasilUserAuthentication.java:55) ~[launcher.jar:1.6.89-j]
	at net.minecraft.launcher.Launcher.ensureLoggedIn(Launcher.java:259) [launcher.jar:1.6.89-j]
	at net.minecraft.launcher.Launcher$2.run(Launcher.java:213) [launcher.jar:1.6.89-j]
	at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source) [?:1.8.0_60]
	at java.util.concurrent.FutureTask.run(Unknown Source) [?:1.8.0_60]
	at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) [?:1.8.0_60]
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) [?:1.8.0_60]
	at java.lang.Thread.run(Unknown Source) [?:1.8.0_60]
Caused by: java.net.UnknownHostException: authserver.mojang.com
	at java.net.AbstractPlainSocketImpl.connect(Unknown Source) ~[?:1.8.0_60]
	at java.net.PlainSocketImpl.connect(Unknown Source) ~[?:1.8.0_60]
	at java.net.SocksSocketImpl.connect(Unknown Source) ~[?:1.8.0_60]
	at java.net.Socket.connect(Unknown Source) ~[?:1.8.0_60]
	at sun.security.ssl.SSLSocketImpl.connect(Unknown Source) ~[?:1.8.0_60]
	at sun.net.NetworkClient.doConnect(Unknown Source) ~[?:1.8.0_60]
	at sun.net.www.http.HttpClient.openServer(Unknown Source) ~[?:1.8.0_60]
	at sun.net.www.http.HttpClient.openServer(Unknown Source) ~[?:1.8.0_60]
	at sun.net.www.protocol.https.HttpsClient.<init>(Unknown Source) ~[?:1.8.0_60]
	at sun.net.www.protocol.https.HttpsClient.New(Unknown Source) ~[?:1.8.0_60]
	at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(Unknown Source) ~[?:1.8.0_60]
	at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(Unknown Source) ~[?:1.8.0_60]
	at sun.net.www.protocol.http.HttpURLConnection.plainConnect(Unknown Source) ~[?:1.8.0_60]
	at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(Unknown Source) ~[?:1.8.0_60]
	at sun.net.www.protocol.http.HttpURLConnection.getOutputStream0(Unknown Source) ~[?:1.8.0_60]
	at sun.net.www.protocol.http.HttpURLConnection.getOutputStream(Unknown Source) ~[?:1.8.0_60]
	at sun.net.www.protocol.https.HttpsURLConnectionImpl.getOutputStream(Unknown Source) ~[?:1.8.0_60]
	at com.mojang.authlib.HttpAuthenticationService.performPostRequest(HttpAuthenticationService.java:73) ~[launcher.jar:1.6.89-j]
	at com.mojang.authlib.yggdrasil.YggdrasilAuthenticationService.makeRequest(YggdrasilAuthenticationService.java:54) ~[launcher.jar:1.6.89-j]
	... 9 more