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type: post
title: "BC Friday Tips #46 Warning on Importing or Applying a Large Configuration Package"
summary: Business Central warns when importing or applying large configuration packages because they can degrade performance and lock out users. Import warnings trigger at files over 3MB, and apply warnings trigger at packages with more than 5,000 records total.
tier: community
language: en
tags:
  - configuration packages
  - performance
  - data import
  - system warnings
  - user impact
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    title: "BC Friday Tips #46 Warning on Importing or Applying a Large Configuration Package"
    date: "2025-09-05"
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    url: https://thatnavguy.com/blog/2025/bc-friday-tips-46-warning-on-importing-or-applying-a-large-configuration-package/
    title: "BC Friday Tips #46 Warning on Importing or Applying a Large Configuration Package"
    date: "2025-09-05"
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    quote: Large packages can slow down performance and even block other users while they're being processed.
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post_id: https://thatnavguy.com/blog/2025/bc-friday-tips-46-warning-on-importing-or-applying-a-large-configuration-package/
source_id: thatnavguy-com
source_name: That NAV Guy
url: https://thatnavguy.com/blog/2025/bc-friday-tips-46-warning-on-importing-or-applying-a-large-configuration-package/
published_at: "2025-09-05T00:00:00.000Z"
author: Teddy Herryanto
full_text: false
words: 131
quotes:
  - text: Large packages can slow down performance and even block other users while they're being processed.
    why_it_matters: Explains the business impact of large configuration packages on system availability and user productivity
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  - codeunit Config. Package Management
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# BC Friday Tips #46 Warning on Importing or Applying a Large Configuration Package

[Read the post](https://thatnavguy.com/blog/2025/bc-friday-tips-46-warning-on-importing-or-applying-a-large-configuration-package/) · That NAV Guy (Teddy Herryanto, MVP) · 2025-09-05 · 131 words · tier community · reviewed (checked by Opus)

> Business Central warns when importing or applying large configuration packages because they can degrade performance and lock out users. Import warnings trigger at files over 3MB, and apply warnings trigger at packages with more than 5,000 records total.

## Key points

- Import warnings occur for configuration package files larger than 3MB
- Apply warnings occur for packages containing more than 5,000 records across the entire package
- Large package operations can slow the system and prevent other users from working
- Schedule large package imports and applications outside business hours to minimize disruption

## Quotes

- "Large packages can slow down performance and even block other users while they're being processed." (Explains the business impact of large configuration packages on system availability and user productivity)

## AL objects mentioned

As named in the post. A name that matches one object page by exact type and name links to it; the others stay as named.

- [codeunit 8611 "Config. Package Management"](../../objects/codeunit/8611.md)

## Context

- Features: configuration package import, configuration package application, performance warnings

Source: That NAV Guy, community blog. Summary, key points and quotes are derived (CONTENT-NOTICE.md); read the original for the full text.