Hi Rudiger,
Please Can you recheck with Domain Controller Details. And also after executing the command please can you check whether DNS is configured properly for vserver.
This error is mainly because of DNS Issues.
I am able to create vserver with cifs and nfs configured successfully.
11:10:48.201 INFO [Create and configure CM Vserver - copy] ### Command 'Create and configure CM Vserver - copy' ###
11:10:49.529 INFO [Create and configure CM Vserver - copy] Executing command: ./Create_and_configure_CM_Vserver_-_copy8614715159842843596.ps1 -DnsDomainNames @('qatlveng.local') -RootVolumeAggregate Test_aggregate -ServiceSwitchName @('file') -NfsAllowed $true -DnsServers @('10.68.128.81') -Cluster wfa-cluster -SecurityStyle unix -CifsAllowed $true -VserverName vs13 -IscsiAllowed $false -CifsServerOptions 'Name=cifsvs-13,Domain=qatlveng.local,AdminUsername=administrator,AdminPassword=Wfa123' -FcpAllowed $false
11:10:49.592 INFO [Create and configure CM Vserver - copy] Get-NaCredentials -Host wfa-cluster
11:10:49.623 INFO [Create and configure CM Vserver - copy] Credentials successfully provided for 'wfa-cluster'
11:10:49.670 INFO [Create and configure CM Vserver - copy] Connect-NcController (with credentials) -Name wfa-cluster
11:10:53.451 INFO [Create and configure CM Vserver - copy] Connected to cluster node
11:10:53.529 INFO [Create and configure CM Vserver - copy] Creating a new Vserver - Name 'vs13' , Aggregate 'Test_aggregate' on Root Volume 'vs13_root_vol'
11:11:14.888 INFO [Create and configure CM Vserver - copy] Configuring DNS service with Domain Name 'qatlveng.local'
11:11:15.888 INFO [Create and configure CM Vserver - copy] Configuring Vserver with Allowed protocols 'cifs nfs
11:11:17.576 INFO [Create and configure CM Vserver - copy] Creating a new Cifs service with parameter options' -Name cifsvs-13 -Domain qatlveng.local -AdminUsername administrator -AdminPassword Wfa123'
11:11:25.779 INFO [Create and configure CM Vserver - copy] Command completed, took 37578 milliseconds
Regards,
Satish.