Not sure if this is an actual bug or just me not using the GUI editor correctly.
Here’s a video showing the issue. It won’t always jump around but more often than not.
Using 2.7.14 for Cabbage, Csound 6.16.2, macOS Catalina 10.15.7
Wasn’t sure how to correctly do the blockquote, the preview was looking kinda weird so I uploaded the .csd.
2.PingPong_IJLV.csd (1.7 KB)