Hi all - I am running into the following error when trying to run the asset package to geodatabase tool. I am using ArcGIS Pro 3.5 and it seems to be hitting a python error. I've copied the full error message (with file paths slightly adjusted) below
Asset Package To Geodatabase
=====================
Tool Path
Asset Package \Transmission_Testing\March31\Test1.gdb
Service Territory Feature Class \March31\Test1.gdb\UtilityNetwork\ServiceTerritory
Folder Location ArcGISProTemp9260\Untitled
Geodatabase Name Test1_UtilityNetwork
Feature Dataset Name UtilityNetwork
Utility Network Name Network
Domain Networks Structure;Pipeline
Load data SCHEMA_ONLY
Post Process NO_POST_PROCESS
Configuration options
Rename using
Output Utility Network
Workspace Type FGDB
Utility Network Version COMPATIBLE
=====================
Messages
Start Time: Wednesday, April 1, 2026 2:14:23 PM
ArcGIS Pro 3.5.5.57366
untools 3.5.1
Executing from ArcGIS Pro, 0 map(s), activeMap = False
Parallel processing enabled: 48
Asset Package schema version: 3.5
A python error occurred.
EXCEPTION
Traceback (most recent call last):
File "\AppData\Local\ESRI\conda\envs\arcgispro-py3-clone-2\Lib\site-packages\untools\common\wrappers.py", line 161, in wrapper
f = func(*args, **kwargs)
^^^^^^^^^^^^^^^^^^^^^
File "\AppData\Local\ESRI\conda\envs\arcgispro-py3-clone-2\Lib\site-packages\untools\gptools\tools.py", line 275, in run
ap = ap_constructor(
^^^^^^^^^^^^^^^
File "\AppData\Local\ESRI\conda\envs\arcgispro-py3-clone-2\Lib\site-packages\untools\gptools\tools.py", line 94, in ap_constructor
ap = AssetPackage(
^^^^^^^^^^^^^
File "\AppData\Local\ESRI\conda\envs\arcgispro-py3-clone-2\Lib\site-packages\untools\utility_network\ap.py", line 91, in __init__
self._properties: dict = self._initialize(kwargs.pop("cache", None), **kwargs)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "CAppData\Local\ESRI\conda\envs\arcgispro-py3-clone-2\Lib\site-packages\untools\common\wrappers.py", line 434, in wrapper
result = func(*args, **kwargs)
^^^^^^^^^^^^^^^^^^^^^
File "\AppData\Local\ESRI\conda\envs\arcgispro-py3-clone-2\Lib\site-packages\untools\utility_network\ap.py", line 127, in _initialize
data = self._validation.validate_all(asset_package=self)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "\AppData\Local\ESRI\conda\envs\arcgispro-py3-clone-2\Lib\site-packages\untools\validation\validate.py", line 1170, in validate_all
klass(self).main()
File "\AppData\Local\ESRI\conda\envs\arcgispro-py3-clone-2\Lib\site-packages\untools\common\wrappers.py", line 434, in wrapper
result = func(*args, **kwargs)
^^^^^^^^^^^^^^^^^^^^^
File "\AppData\Local\ESRI\conda\envs\arcgispro-py3-clone-2\Lib\site-packages\untools\validation\schema.py", line 2901, in main
self._validate_duplicate_existing()
File "AppData\Local\ESRI\conda\envs\arcgispro-py3-clone-2\Lib\site-packages\untools\validation\schema.py", line 2889, in _validate_duplicate_existing
self._check_table_duplicates(groups)
File "\AppData\Local\ESRI\conda\envs\arcgispro-py3-clone-2\Lib\site-packages\untools\validation\schema.py", line 2851, in _check_table_duplicates
{(t.name.casefold(),): tuple(t.subtypes.names_lower) for t in tables},
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "\AppData\Local\ESRI\conda\envs\arcgispro-py3-clone-2\Lib\site-packages\untools\validation\schema.py", line 2851, in <dictcomp>
{(t.name.casefold(),): tuple(t.subtypes.names_lower) for t in tables},
^^^^^^^^^^^^^^^^^^^^^^
File "AppData\Local\ESRI\conda\envs\arcgispro-py3-clone-2\Lib\site-packages\untools\describe\helper.py", line 197, in names_lower
return [n.casefold() for n in self.names]
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "\AppData\Local\ESRI\conda\envs\arcgispro-py3-clone-2\Lib\site-packages\untools\describe\helper.py", line 197, in <listcomp>
return [n.casefold() for n in self.names]
^^^^^^^^^^
AttributeError: 'NoneType' object has no attribute 'casefold'
Failed script Asset Package To Geodatabase...
Failed to execute (AssetPackageToFileGeodatabase).
Failed at Wednesday, April 1, 2026 2:15:21 PM (Elapsed Time: 57.87 seconds)
