wlg Try updating the Spine Launcher as recommended by Spinebot. I can't tell from the logs you showed us what version of launcher you are actually using, but there is a relatively recent release of the launcher that includes a fix for audio, so if you are using an earlier version, updating the launcher may fix the problem.
To update the Spine Launcher, download the latest installer from your licence page and reinstall Spine. The current version of the launcher is 4.2.18. If you see this number in the bottom right corner of the launcher window, the update was successful: