New version fixes the Sound bug. and what i understand also other bugs in other mods. If you downloaded version SexLab sslAnimationSlots SE VR AE 4.53 and used the AE esm, the file is broken. This is fixed in version 5.   Conversion from SE 1.61b sslAnimationSlots 1000 patch. Will add 5001 human and 5001 animal slots for SexLab Animation Loader. The slow start may be that some of your mod scans NPC for spells   SLE Version https://www.loverslab.com/files/file/1