In the Arrange Page in Scaler 3, I add a virtual instrument and save the song in Studio One 7, and close it. But when I reopen the song on my Mac, the virtual instrument is missing! What am I doing wrong? :disappointed_face:

Has this been logged as a bug? This happens in Studio One 6 also. It does not happen in Ableton. If a Studio One song containing Scaler 3 with 3rd party instruments assigned is saved in Studio One, when that song is reopened at a later time all of the 3rd party instrument assignments are missing (a…

Hi @firstmile & @Unlistenable . Thanks for reporting this. We’ve been able to reproduce the issue in Studio One on Mac. Doesn’t seem to be happening in Studio One on PC. We’ve added this as a known issue and are currently investigating. Cheers.

Hi Steven. I have had the same thing happen on 1.0.6 Windows 11 Studio One as well. FYI, I installed 1.0.7 today & closed & re-opened a project I that had started & it seems ok now [2025-05-16_2-24-15] .

Hi @Whatamint , thanks for your post – I’ve updated this known issue to include investigation on Windows as well as macOS. I’m glad the 1.0.7 update seems to have resolved it for you. @Unlistenable and @firstmile – if you’ve updated to 1.0.7, could you please let me know whether the issue is still …

Problem still exists in Scaler 1.07 under macOS [image]

Hi there. Unfortunately, while using Scaler 3 as a plugin in Studio One using 1.07 (Windows 11), after detecting some chords in my project for testing, it has lost the plugin again after re-opening the project. I tested it with just the Scaler 3 app by itself & it maintained the plugin ok. So it se…

Thanks for your messages, @Unlistenable & @Whatamint . The additional context is helpful as we continue investigating this issue. Cheers.

You’re welcome. Hope it helps with troubleshooting. Dan

3rd party instruments not retained in Studio One upon project reload [FIXED]

Scaler 3 Support Fixed

Steven June 25, 2025, 6:32am 10

Hi all. This has been fixed in Scaler 3.1. Cheers.

Topic		Replies	Views
Scaler 3.2 plugin in Studio One (latest version) - Windows 11 Scaler 3 Support StudioOne , Windows	21	426	April 10, 2026
Arrange Page - Virtual Instruments don't save Scaler 3 Support StudioOne	0	35	April 6, 2025
Issues with Scaler 3.1.2 VST3 (or VST2?) and Studio One Fixed	44	872	March 27, 2026
Third Party Instrument View Scaler 3 General Discussion	10	242	August 12, 2025
Solved - Scaler 3 as VST3 Instrument not showing in Studio One 7 on Mac Scaler 3 General Discussion StudioOne	1	91	April 4, 2025

3rd party instruments not retained in Studio One upon project reload [FIXED]

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