---
title: "How do I resolve the \"Action cancelled The Bill To cannot be edited because one or more payments have been applied to multiple invoices\" error when trying to edit a custom project field?"
slug: "how-do-i-resolve-action-cancelled-the-bill-to-cannot-be-edited-error"
updated: 2026-10-15T00:53:59Z
published: 2026-10-15T00:53:59Z
canonical: "help.servicetitan.com/how-do-i-resolve-action-cancelled-the-bill-to-cannot-be-edited-error"
---

> ## Documentation Index
> Fetch the complete documentation index at: https://help.servicetitan.com/llms.txt
> Use this file to discover all available pages before exploring further.

# How do I resolve the "Action cancelled The Bill To cannot be edited because one or more payments have been applied to multiple invoices" error when trying to edit a custom project field?

## Problem

When you try to edit one of your custom fields on a project, you might see an error. The error message is "Action cancelled The Bill To cannot be edited because one or more payments have been applied to multiple invoices."

## Solution

### Use the Additional Information section

To fix this issue, edit the custom field from the *Additional Information* section instead of the *Edit Project* screen.

1. Find and open the project.
2. Go to the *Project Details* section.
3. Find your custom field under *Additional Information*.
4. Click the custom field and make your changes.
5. Click the **blue checkmark** to confirm your changes. ![A cursor confirming the permit number.](https://cdn.document360.io/961862ab-d0f2-4d91-bb62-a62ee8184eff/Images/Documentation/how-do-i-resolve-the-action-cancelled-the-bill-to-cannot-be-edited-because-one-or-more-payments-have-been-applied-to-multiple-invoices-error-when-trying-to-edit-a-custom-project-field-image-mkmflpsf.png?sv=2026-02-06&spr=https&st=2026-10-31T02%3A37%3A57Z&se=2026-10-31T03%3A37%3A57Z&sr=c&sp=r&sig=SN3JxRFhjp8S2%2Bj9oT8pnATtjlkOmGyr1mbfQ8iJX6k%3D)

By following these steps, you can edit the custom field without getting the error message.