UI Lag (Envelope tool)

[steve]

The problem is caused by literally hundreds of thousands of bogus envelope points being propagated throughout your project. Search this forum for AudacityRescue for a way to remove them from your .aup3 project file.

Two relevant posts:

Editing is painfully slow

Select the “Envelope Tool” (see: https://manual.audacityteam.org/man/envelope_tool.html) Do your audio tracks have lots of random white dots (envelope points) on them? If so, see this post: https://forum.audacityteam.org/t/how-to-solve-envelope-tool-problem-solved/62655/2 For illustration, here is an extreme example of the “white dot” problem: [image]

and

How to Solve Envelope Tool Problem [SOLVED]

As far as I’m aware, the only way to solve that is remove all of the envelope points, save the project, update to Audacity 3.0.4 (which has a fix for this bug), open the saved project in Audacity 3.0.4 remake the envelopes. To remove all of the envelope points, run this code in the Nyquist Prompt (https://manual.audacityteam.org/man/nyquist_prompt.html) ;type tool (aud-do "SelectAll:") (aud-do "SetEnvelope: Delete=1") "Done"