# INTERNAL ERROR WITH LR Classic

**URL:** https://forums.negativelabpro.com/t/internal-error-with-lr-classic/5244
**Category:** Lightroom Classic CC
**Created:** [August 29, 2022, 12:08pm UTC](https://forums.negativelabpro.com/t/internal-error-with-lr-classic/5244 "2022-08-29T12:08:41Z")
**Posts on this page:** 1
**Showing post:** 2

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### Author: ![Digitizer](https://avatars.discourse-cdn.com/v4/letter/d/57b2e6/32.png) [@Digitizer](https://forums.negativelabpro.com/u/Digitizer)
#### Post date: [August 29, 2022, 1:04pm UTC](https://forums.negativelabpro.com/t/internal-error-with-lr-classic/5244/2 "2022-08-29T13:04:35Z")

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Welcome to the forum, @judophotos

You might find the solution in this post:

> [@V2.3 NLP will not open in lightroom!](https://forums.negativelabpro.com/t/v2-3-nlp-will-not-open-in-lightroom/4567/21):
>
> Yes, @Digitizer is correct. Negative Lab Pro will not work currently from within that folder because of folder permission issues with Windows. You need to: Close Lightroom Move the plugin from C:\Program Files\Adobe\Common\Plugin-ins\NegativeLablPro.lrplugin to a folder you create on the root drive, for instance, C:\Plugins Re-open Lightroom. Go to File \> Plugin Manager Click “remove” to remove the previous location of Negative Lab Pro, then click “add” and navigate to “C:\Plugins” to add the…

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