---
title: "ServiceTitan Error: You cannot use the same item in two different line items in this transaction"
slug: "error-you-cannot-use-same-item-in-two-different-line-items"
tags: ["Area - Accounting Integrations", "Focus - Construction", "Focus - Service Replacement", "Role - Accountant", "Role - Admin", "Type - Commercial", "Type - Residential"]
updated: 2026-03-27T20:44:26Z
published: 2026-03-27T20:44:26Z
---

> ## 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.

# ServiceTitan Error: You cannot use the same item in two different line items in this transaction

## Problem

This error occurs when there is an Inventory Adjustment that contains the same material/equipment twice within the adjustment.

## Solution

### Consolidate materials

To resolve this error:

1. Click on the Inventory tab > navigate to the adjustment screen. ![](https://cdn.document360.io/961862ab-d0f2-4d91-bb62-a62ee8184eff/Images/Documentation/servicetitan-error-you-cannot-use-the-same-item-in-two-different-line-items-in-this-transaction-image-lyvbotcc.png)
2. Search for the adjustment you are trying to export. ![](https://cdn.document360.io/961862ab-d0f2-4d91-bb62-a62ee8184eff/Images/Documentation/servicetitan-error-you-cannot-use-the-same-item-in-two-different-line-items-in-this-transaction-image-0fzcc2kl.png)
3. Click **Edit**. ![](https://cdn.document360.io/961862ab-d0f2-4d91-bb62-a62ee8184eff/Images/Documentation/servicetitan-error-you-cannot-use-the-same-item-in-two-different-line-items-in-this-transaction-image-9uy7zret.png)
4. Consolidate the materials instead of having them appear more than once.
  1. Click on the Trash Can icon to delete the second item. ![](https://cdn.document360.io/961862ab-d0f2-4d91-bb62-a62ee8184eff/Images/Documentation/servicetitan-error-you-cannot-use-the-same-item-in-two-different-line-items-in-this-transaction-image-6lghl4nm.png)
  2. Adjust the Quantity. ![](https://cdn.document360.io/961862ab-d0f2-4d91-bb62-a62ee8184eff/Images/Documentation/servicetitan-error-you-cannot-use-the-same-item-in-two-different-line-items-in-this-transaction-image-omofh8j4.png)
  3. Click **Save**.
5. On the Accounting Page, pull up the Batch with the error > Right Click + Reload anywhere on the screen to hard refresh the page > export the Batch. ![](https://cdn.document360.io/961862ab-d0f2-4d91-bb62-a62ee8184eff/Images/Documentation/servicetitan-error-you-cannot-use-the-same-item-in-two-different-line-items-in-this-transaction-image-1xk4xkbw.png)

### Related Content

- [Fix common QuickBooks errors](/v1/docs/fix-common-quickbooks-errors-qbo)
- [Export Error Report Guide](/v1/docs/export-error-report-guide)