Kann mich nicht an Web-UI anmelden, Login funktioniert nicht

Failed to connect to socket: Datei oder Verzeichnis nicht gefunden


Fehler #7001:
exception 'OMVException' with message 'Failed to connect to socket: Datei oder Verzeichnis nicht gefunden' in /usr/share/php/openmediavault/rpc.inc:95
Stack trace:
#0 /var/www/openmediavault/rpc/session.inc(66): OMVRpc::exec('UserMgmt', 'authUser', Array, Array, 2)
#1 [internal function]: OMVRpcServiceSession->login(Array, Array)
#2 /usr/share/php/openmediavault/rpcservice.inc(125): call_user_func_array(Array, Array)
#3 /usr/share/php/openmediavault/rpc.inc(62): OMVRpcServiceAbstract->callMethod('login', Array, Array)
#4 /usr/share/php/openmediavault/rpcproxy.inc(125): OMVRpc::exec('Session', 'login', Array, Array, 3)
#5 /var/www/openmediavault/rpc.php(32): OMVJsonRpcProxy->handle()
#6 {main}

Last login: Wed Feb  4 10:51:46 2015 from gigabyte-quad.fritz.box
root@JackDaniels:~# omv-engined -d -f
Registered RPC services:
  system
  clamav
  usermgmt
  forkeddaapd
  supportinfo
  ssh
  snmp
  filesystemmgmt
  minidlna
  sabnzbd
  ftp
  processlist
  notification
  emailnotification
  iptables
  rsync
  config
  services
  rsyncd
  raidmgmt
  certificatemgmt
  autoshutdown
  powermgmt
  syslog
  usbbackup
  plexmediaserver
  omvextrasorg
  logfile
  quota
  tftp
  smb
  nfs
  plugin
  diskmgmt
  links
  cron
  rrd
  smart
  fstab
  webgui
  network
  sharemgmt
  exec
  zeroconf
  folderbrowser
  apt
Registered modules:
  monit
  clamav
  daap
  ssh
  snmp
  cpufrequtils
  minidlna
  sabnzbd
  ftp
  hosts
  iptables
  dhclient
  email
  rsync
  ntp
  rsyncd
  certificatemgmt
  autoshutdown
  apache
  smartmontools
  syslog
  usbbackup
  plexmediaserver
  omvextrasorg
  quota
  tftp
  nfs
  timezone
  mdadm
  halt
  networking
  cronapt
  webadmin
  interfaces
  acpid
  hostname
  samba
  cron
  fstab
  hdparm
  collectd
  zeroconf
  apt