Cant create a VM: Error (Error while creating the DISK device. [EINVAL] pool_dataset_create.name)

[jbrukardt]

System is a fresh install

Details:

SYSTEM:
TrueNAS SCALE on a 60gb SSD
1 pool, 960GB NvME, single drive ZFS Stripe (yes, i understand the data risks, nothing mission critical here)
16GB ram
i5-7600, 4 core 4 thread

VM:
Debian 11
All default settings

ERROR:

Error creating VM.
Error while creating the DISK device. [EINVAL] pool_dataset_create.name: 'Main/ix-applications/ebonhawk-47qw4t' is using system internal managed dataset. Please specify a different parent.

Detailed error code:

Code:

Error: Traceback (most recent call last):
  File "/usr/lib/python3/dist-packages/middlewared/main.py", line 150, in call_method
    result = await self.middleware._call(message['method'], serviceobj, methodobj, params, app=self,
  File "/usr/lib/python3/dist-packages/middlewared/main.py", line 1262, in _call
    return await methodobj(*prepared_call.args)
  File "/usr/lib/python3/dist-packages/middlewared/service.py", line 827, in create
    rv = await self.middleware._call(
  File "/usr/lib/python3/dist-packages/middlewared/main.py", line 1262, in _call
    return await methodobj(*prepared_call.args)
  File "/usr/lib/python3/dist-packages/middlewared/schema.py", line 1092, in nf
    res = await f(*args, **kwargs)
  File "/usr/lib/python3/dist-packages/middlewared/schema.py", line 1182, in nf
    return await func(*args, **kwargs)
  File "/usr/lib/python3/dist-packages/middlewared/plugins/vm/vm_devices.py", line 148, in do_create
    data = await self.update_device(data)
  File "/usr/lib/python3/dist-packages/middlewared/plugins/vm/vm_devices.py", line 112, in update_device
    new_zvol = (await self.middleware.call('pool.dataset.create', ds_options))['id']
  File "/usr/lib/python3/dist-packages/middlewared/main.py", line 1305, in call
    return await self._call(
  File "/usr/lib/python3/dist-packages/middlewared/main.py", line 1262, in _call
    return await methodobj(*prepared_call.args)
  File "/usr/lib/python3/dist-packages/middlewared/service.py", line 827, in create
    rv = await self.middleware._call(
  File "/usr/lib/python3/dist-packages/middlewared/main.py", line 1262, in _call
    return await methodobj(*prepared_call.args)
  File "/usr/lib/python3/dist-packages/middlewared/schema.py", line 1092, in nf
    res = await f(*args, **kwargs)
  File "/usr/lib/python3/dist-packages/middlewared/schema.py", line 1182, in nf
    return await func(*args, **kwargs)
  File "/usr/lib/python3/dist-packages/middlewared/plugins/pool.py", line 3173, in do_create
    await self.__common_validation(verrors, 'pool_dataset_create', data, 'CREATE', parent_ds)
  File "/usr/lib/python3/dist-packages/middlewared/plugins/pool.py", line 3471, in __common_validation
    verrors.check()
  File "/usr/lib/python3/dist-packages/middlewared/service_exception.py", line 62, in check
    raise self
middlewared.service_exception.ValidationErrors: [EINVAL] pool_dataset_create.name: 'Main/ix-applications/ebonhawk-47qw4t' is using system internal managed dataset. Please specify a different parent.

 

[sretalla]

Seems to me that you chose a ZVOL location in the system reserved ix-applications dataset path.

Can you make and/or select a different path for the ZVOL?