---
title: "ServiceTitan error LazyProxyImpl Entity: PaymentSplit / ApplyJournal Entry"
slug: "st-error-lazyproxyimpl-entity-paymentsplit-applyjournal"
tags: ["Area - Accounting Integrations", "Focus - Construction", "Focus - Service Replacement", "Role - Accountant", "Role - Admin", "Type - Commercial", "Type - Residential"]
updated: 2026-03-27T20:44:16Z
published: 2026-03-27T20:44:16Z
---

> ## 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 LazyProxyImpl Entity: PaymentSplit / ApplyJournal Entry

## Problem

This error means ServiceTitan was unable to confirm that Quickbooks correctly applied the payment (credit) to the invoice (transaction) in QuickBooks.

## Solution

### Find the payment

To resolve this error:

1. **In ServiceTitan**, find the payment.
  1. Click on Search > Select **Payment** from the dropdown menu > Search by **Batch Number**. ![](https://cdn.document360.io/961862ab-d0f2-4d91-bb62-a62ee8184eff/Images/Documentation/servicetitan-error-lazyproxyimpl-entity-paymentsplit--applyjournal-entry-image-d107qdz3.png)
2. Determine which invoice the payment was applied to.
3. In **QuickBooks** find the invoice.
  1. Click on **Edit** > **Find** > Click on the **Simple** tab > Search by Invoice Number. ![](https://cdn.document360.io/961862ab-d0f2-4d91-bb62-a62ee8184eff/Images/Documentation/servicetitan-error-lazyproxyimpl-entity-paymentsplit--applyjournal-entry-image-geiookv4.png) ![](https://cdn.document360.io/961862ab-d0f2-4d91-bb62-a62ee8184eff/Images/Documentation/servicetitan-error-lazyproxyimpl-entity-paymentsplit--applyjournal-entry-image-1e23trmb.png)
4. Click on **Go To** to go to the invoice.
5. Apply the payment or journal to this invoice so there is no longer an unapplied payment/journal entry.
  1. Click on **Receive Payment**. ![](https://cdn.document360.io/961862ab-d0f2-4d91-bb62-a62ee8184eff/Images/Documentation/servicetitan-error-lazyproxyimpl-entity-paymentsplit--applyjournal-entry-image-f3lfvegg.png)
  2. In the **Received From** the drop-down, select the customer's name. ![](https://cdn.document360.io/961862ab-d0f2-4d91-bb62-a62ee8184eff/Images/Documentation/servicetitan-error-lazyproxyimpl-entity-paymentsplit--applyjournal-entry-image-6tbnnj3l.png)
  3. Enter the Amount received.
  4. Make sure the date is correct, then choose the **Payment** method. ![](https://cdn.document360.io/961862ab-d0f2-4d91-bb62-a62ee8184eff/Images/Documentation/servicetitan-error-lazyproxyimpl-entity-paymentsplit--applyjournal-entry-image-fanohmg4.png)
  5. Select the invoice or invoices you'd like to pay.
  6. To add a discount or credit, select Discounts, and Credits.
  7. Select **Save & Close**. ![](https://cdn.document360.io/961862ab-d0f2-4d91-bb62-a62ee8184eff/Images/Documentation/servicetitan-error-lazyproxyimpl-entity-paymentsplit--applyjournal-entry-image-f3yy67mq.png)
6. Once you have applied the payment to the invoice, check the QBD Invoice balance and confirm that the balance matches the invoice balance in ST.
7. **In ServiceTitan**, export the batch again to clear the export error.

> [!NOTE]
> **Note:** Exporting the batch will not send any additional information over to QBD.

### Related Content

- [Fix common QuickBooks errors](/v1/docs/fix-common-quickbooks-errors-qbo)
- [Resolve QuickBooks Desktop integration export error messages](/v1/docs/resolve-quickbooks-desktop-integration-export-error-messages)