AttributeError during Tag Bulk Import #1450

New Issue

MrUnknownDE · 2026-04-06T01:44:10+02:00

MrUnknownDE commented

2026-04-06 01:44:10 +02:00

Originally created by @maxblome on 8/14/2025

Deployment Type

Self-hosted

NetBox Version

v4.3.6

Python Version

3.12

Steps to Reproduce

Open "Tag Bulk Import" (/extras/tags/import/)
Insert data

Example data:

name,slug,color
test,test,00ff00

Submit import

Expected Behavior

The tag should be imported.

Observed Behavior

<class 'AttributeError'>

'NoneType' object has no attribute 'app_label'

Python version: 3.12.3
NetBox version: 4.3.6-Docker-3.3.0
Plugins: None installed

*Originally created by @maxblome on 8/14/2025* ### Deployment Type Self-hosted ### NetBox Version v4.3.6 ### Python Version 3.12 ### Steps to Reproduce 1. Open "Tag Bulk Import" (`/extras/tags/import/`) 2. Insert data Example data: ```csv name,slug,color test,test,00ff00 ``` 3. Submit import ### Expected Behavior The tag should be imported. ### Observed Behavior ```python <class 'AttributeError'> 'NoneType' object has no attribute 'app_label' Python version: 3.12.3 NetBox version: 4.3.6-Docker-3.3.0 Plugins: None installed ```

MrUnknownDE closed this issue

2026-04-06 01:44:10 +02:00

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Branches Tags

main

21455-sql-indexes-audit

21357-register-model-actions

feature

20924-plugin-ui-components

21766-improve-test-coverage-for-sortable-table-columns

21157-export-template-public-models

21025-pre-render-config-contexts

21364-swagger

feature-ip-prefix-link

20911-dropdown-3

fix_module_substitution

21160-filterset

20911-dropdown-2

20044-elevation-stuck-lightmode

7604-filter-modifiers-v3

20660-script-load

19724-graphql

14884-script

19720-macaddress-interface-generic-relation

fix-19669-api-image-download

7604-filter-modifiers

19275-fixes-interface-bulk-edit

fix-17794-get_field_value_return_list

11507-show-aggregate-and-rir-on-api

9583-add_column_specific_search_field_to_tables

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Reference: github/netbox#1450