ERROR o.c.u.controllers.UnlockedController - Mount failed. org.cryptomator.frontend.webdav.mount.Mounter$CommandFailedException - System error 67

Installed [Cryptomator-1.3.4-x64.exe]
The first time I tried to use it, I got:

22:38:30.071 [main] INFO  org.cryptomator.launcher.Cryptomator - Starting Cryptomator 1.3.4 on Windows 7 6.1 (amd64)
22:38:30.697 [JavaFX Application Thread] INFO  o.c.launcher.MainApplication - JavaFX application started.
22:38:30.787 [JavaFX Application Thread] INFO  o.c.common.settings.SettingsProvider - Failed to load settings, creating new one.
22:38:31.172 [JavaFX Application Thread] INFO  org.cryptomator.jni.JniModule - loaded WinFunctions.dll
22:38:31.881 [pool-4-thread-1] INFO  o.a.http.impl.execchain.RetryExec - I/O exception (java.net.SocketException) caught when processing request to {s}->https_api_cryptomator_org:443: Permission denied: connect
22:38:31.882 [pool-4-thread-1] INFO  o.a.http.impl.execchain.RetryExec - Retrying request to {s}->https_api_cryptomator_org:443
22:38:31.884 [pool-4-thread-1] INFO  o.a.http.impl.execchain.RetryExec - I/O exception (java.net.SocketException) caught when processing request to {s}->https_api_cryptomator_org:443: Permission denied: connect
22:38:31.884 [pool-4-thread-1] INFO  o.a.http.impl.execchain.RetryExec - Retrying request to {s}->https_api_cryptomator_org:443
22:38:31.885 [pool-4-thread-1] INFO  o.a.http.impl.execchain.RetryExec - I/O exception (java.net.SocketException) caught when processing request to {s}->https_api_cryptomator_org:443: Permission denied: connect
22:38:31.886 [pool-4-thread-1] INFO  o.a.http.impl.execchain.RetryExec - Retrying request to {s}->https_api_cryptomator_org:443
22:38:32.625 [JavaFX Application Thread] ERROR o.c.ui.util.AsyncTaskService - Uncaught exception
java.net.SocketException: Permission denied: connect
	at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method)
	at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:85)
	at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
	at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
	at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
	at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
	at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
	at java.net.Socket.connect(Socket.java:589)
	at org.apache.http.conn.ssl.SSLConnectionSocketFactory.connectSocket(SSLConnectionSocketFactory.java:339)
	at org.apache.http.impl.conn.DefaultHttpClientConnectionOperator.connect(DefaultHttpClientConnectionOperator.java:142)
	at org.apache.http.impl.conn.PoolingHttpClientConnectionManager.connect(PoolingHttpClientConnectionManager.java:359)
	at org.apache.http.impl.execchain.MainClientExec.establishRoute(MainClientExec.java:381)
	at org.apache.http.impl.execchain.MainClientExec.execute(MainClientExec.java:237)
	at org.apache.http.impl.execchain.ProtocolExec.execute(ProtocolExec.java:185)
	at org.apache.http.impl.execchain.RetryExec.execute(RetryExec.java:89)
	at org.apache.http.impl.execchain.RedirectExec.execute(RedirectExec.java:111)
	at org.apache.http.impl.client.InternalHttpClient.doExecute(InternalHttpClient.java:185)
	at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:83)
	at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:108)
	at org.cryptomator.ui.controllers.WelcomeController.lambda$checkForUpdates$0(WelcomeController.java:130)
	at org.cryptomator.ui.util.AsyncTaskService.lambda$asyncTaskOf$0(AsyncTaskService.java:43)
	at org.cryptomator.ui.util.AsyncTaskService$AsyncTaskImpl.lambda$null$6(AsyncTaskService.java:106)
	at org.cryptomator.ui.util.AsyncTaskService.logExceptions(AsyncTaskService.java:135)
	at org.cryptomator.ui.util.AsyncTaskService.access$100(AsyncTaskService.java:24)
	at org.cryptomator.ui.util.AsyncTaskService$AsyncTaskImpl.lambda$run$7(AsyncTaskService.java:104)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at java.lang.Thread.run(Thread.java:748)
22:39:08.276 [JavaFX Application Thread] INFO  org.eclipse.jetty.util.log - Logging initialized @-1ms to org.eclipse.jetty.util.log.Slf4jLog
22:39:08.325 [JavaFX Application Thread] INFO  o.c.frontend.webdav.WebDavServer - Binding server socket to 127.0.0.1:42427
22:39:08.344 [JavaFX Application Thread] INFO  o.e.jetty.server.AbstractConnector - Started ServerConnector@31441844{HTTP/1.1,[http/1.1]}{127.0.0.1:42427}
22:39:09.356 [pool-3-thread-1] INFO  o.c.common.settings.SettingsProvider - Settings saved to C:\Users\bill\AppData\Roaming\Cryptomator\settings.json
22:39:22.964 [JavaFX Application Thread] INFO  o.c.k.WindowsProtectedKeychainAccess - Creating new keychain at path C:\Users\bill\AppData\Roaming\Cryptomator\keychain.json
22:39:32.250 [pool-4-thread-2] INFO  org.eclipse.jetty.server.Server - jetty-9.4.8.v20171121, build timestamp: 2017-11-21T16:27:37-05:00, git hash: 82b8fb23f757335bb3329d540ce37a2a2615f0a8
22:39:32.289 [pool-4-thread-2] INFO  o.e.j.server.handler.ContextHandler - Started o.e.j.s.ServletContextHandler@e574eb2{/,null,AVAILABLE}
22:39:32.289 [pool-4-thread-2] INFO  org.eclipse.jetty.server.Server - Started @-1ms
22:39:32.290 [pool-4-thread-2] INFO  o.c.frontend.webdav.WebDavServer - WebDavServer started.
22:39:32.338 [pool-4-thread-2] INFO  org.eclipse.jetty.server.session - DefaultSessionIdManager workerName=node0
22:39:32.339 [pool-4-thread-2] INFO  org.eclipse.jetty.server.session - No SessionScavenger set, using defaults
22:39:32.340 [pool-4-thread-2] INFO  org.eclipse.jetty.server.session - Scavenging every 600000ms
22:39:32.347 [pool-4-thread-2] INFO  o.a.j.w.server.AbstractWebdavServlet - authenticate-header = Basic realm="Jackrabbit Webdav Server"
22:39:32.349 [pool-4-thread-2] INFO  o.a.j.w.server.AbstractWebdavServlet - csrf-protection = null
22:39:32.349 [pool-4-thread-2] INFO  o.a.j.w.server.AbstractWebdavServlet - createAbsoluteURI = true
22:39:32.349 [pool-4-thread-2] INFO  o.e.j.server.handler.ContextHandler - Started o.e.j.s.ServletContextHandler@66ed124d{/vN-PnfdmRIQo/s,null,AVAILABLE}
22:39:32.350 [pool-4-thread-2] INFO  o.c.f.w.s.WebDavServletController - WebDavServlet started: /vN-PnfdmRIQo/s
22:39:32.431 [pool-4-thread-2] INFO  o.c.f.w.s.WebDavServletController - Mounting http://cryptomator-vault:42427/vN-PnfdmRIQo/s using org.cryptomator.frontend.webdav.mount.WindowsMounter
22:39:32.606 [JavaFX Application Thread] ERROR o.c.u.controllers.UnlockedController - Mount failed.
org.cryptomator.frontend.webdav.mount.Mounter$CommandFailedException: Command failed with exit code 2. Expected 0. Stderr: System error 67 has occurred.

The network name cannot be found.


	at org.cryptomator.frontend.webdav.mount.ProcessUtil.assertExitValue(ProcessUtil.java:28)
	at org.cryptomator.frontend.webdav.mount.WindowsMounter.mount(WindowsMounter.java:43)
	at org.cryptomator.frontend.webdav.servlet.WebDavServletController.mount(WebDavServletController.java:102)
	at org.cryptomator.ui.model.Vault.mount(Vault.java:140)
	at org.cryptomator.ui.controllers.UnlockedController.lambda$mountVault$1(UnlockedController.java:164)
	at org.cryptomator.ui.util.AsyncTaskService.lambda$asyncTaskOf$0(AsyncTaskService.java:43)
	at org.cryptomator.ui.util.AsyncTaskService$AsyncTaskImpl.lambda$null$6(AsyncTaskService.java:106)
	at org.cryptomator.ui.util.AsyncTaskService.logExceptions(AsyncTaskService.java:135)
	at org.cryptomator.ui.util.AsyncTaskService.access$100(AsyncTaskService.java:24)
	at org.cryptomator.ui.util.AsyncTaskService$AsyncTaskImpl.lambda$run$7(AsyncTaskService.java:104)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at java.lang.Thread.run(Thread.java:748)
22:41:39.625 [pool-3-thread-1] INFO  o.c.common.settings.SettingsProvider - Settings saved to C:\Users\bill\AppData\Roaming\Cryptomator\settings.json
22:51:42.435 [JavaFX Application Thread] INFO  o.e.j.server.handler.ContextHandler - Stopped o.e.j.s.ServletContextHandler@66ed124d{/vN-PnfdmRIQo/s,null,UNAVAILABLE}
22:51:42.436 [JavaFX Application Thread] INFO  o.c.f.w.s.WebDavServletController - WebDavServlet stopped: /vN-PnfdmRIQo/s
22:51:42.454 [JavaFX Application Thread] INFO  o.c.launcher.MainApplication - JavaFX application stopped.
22:51:42.457 [Thread-1] INFO  o.c.launcher.CleanShutdownPerformer - Goodbye.

Eeesh, again the damn Windows error 67.

Your vault could not be shown because the system was unable to mount it. The corrsponding error message is:

System error 67 has occurred.The network name cannot be found.

Cryptomator uses the net use [freeDriveLetter] [NetworkPathToRessource] command to map your unlocked vault to a driveletter, which then appears in Windows Explorer. This command relies on the list of registered network providers, stored in a registry key.

There are various reasons for this error, but most of the times the above mentioned list is altered. I suggest to reinstall Cryptomator and ensure to tick the WebDAV option in the installer. (see also this comment on our issue tracker about the list order).
Otherwise, you need to search for it in the internet.