# "an internal error has occured" - bad argument

**URL:** <https://forums.negativelabpro.com/t/an-internal-error-has-occured-bad-argument/7372>\
**Category:** Troubleshooting and Bugs\
**Created:** [January 25, 2024, 2:48pm UTC](https://forums.negativelabpro.com/t/an-internal-error-has-occured-bad-argument/7372 "2024-01-25T14:48:48Z")\
**Posts on this page:** 1\
**Showing post:** 3

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**Author:** ![nate](https://yyz1.discourse-cdn.com/flex029/user_avatar/forums.negativelabpro.com/nate/32/4_2.png) [@nate](https://forums.negativelabpro.com/u/nate)\
**Post date:** [March 24, 2025, 6:28pm UTC](https://forums.negativelabpro.com/t/an-internal-error-has-occured-bad-argument/7372/3 "2025-03-24T18:28:33Z")

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Can you see if the v3.1 beta fixes this?

> [@Negative Lab Pro v3.1 - New Color Processing, Support for Slide Film, Improved Batch Editing, and More](https://forums.negativelabpro.com/t/negative-lab-pro-v3-1-new-color-processing-support-for-slide-film-improved-batch-editing-and-more/8492/45):
>
> Sorry guys, a couple of things holding up the full launch… But if you want to try the v3.1 beta you can use these links: [Download v3.1 b7 for Mac](https://www.dropbox.com/scl/fi/i9wcg5xt3jqhz227ue7dd/MAC-NEGATIVE-LAB-v3.1b7.zip?rlkey=xutjpvon9e95ngoxik726sb30&dl=0) Just run the installer and you should be good to go. For Windows… On Windows, [download the plugin file from here](https://www.dropbox.com/scl/fi/8eudo1d99cw0enf8fmeim/NegativeLabPro3-1-b4.lrplugin.zip?rlkey=93ef9he8z96y8pnnr6pl8n717&dl=0): Then to update on to beta on Windows Close Lightroom (important) Unzip the download Delete (or rename and move) the existing NegativeLabPro3.lrplugin file from its location C: \ Users \ [username] \ AppData \ Roaming \ Adobe \ Li…

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