Bug Description:
On Classic wow,
On the Default-build in Trigger: Status: Stance/Form/aura: Form (multiple) [Form0/1/3] gives lua error on form switching from 0 to 1, 0 to 3 and 1 to 3

ingame look at the configuration:

Error log:

To Reproduce:

1. with a aura using the configuation as above, switch from stance 0 to 1 OR 0 to 3 OR 1 to 3

Which version of WeakAuras are you using?
2.16.6

Was it working in a previous version? If yes, which was the last good one?
no clue if it worked on a previous version, i do not have a lingering older version of weakauras installed

Are you on World of Warcraft Classic or Retail?

• [V] Classic
  - [ ] Retail

This is fixed for the next release.