---
page_type: error
code: 21645
message: >-
  21645: Supporting Document cannot be deleted due to active Regulatory Bundle
  assignment
level: ERROR
product: Phone Numbers
---

## Description

The Supporting Document cannot be deleted as it is an active item assignment in one or more Regulatory Bundles.

### Possible Causes

The Supporting Document cannot be deleted as it is an active item assignment in one or more Regulatory Bundles.

### Possible Solutions

Unassign the Supporting Document from the Regulatory Bundle(s)