TypeError: Cannot read property 'reduce' of undefined

[Milad Afkhami]

When i try to use this syntac css={{ ...css, ...(playing ? { opacity: 0, bottom: "-100px" } : {}) }}, it fails and it says TypeError: Cannot read property 'reduce' of undefined
here is my code:

sorry i don't have time to prepare a workaround
if it's not possible for you to debug in this way i can do something about that.

[Evan Jacobs]

Thanks for the code sample, will work on a patch!

[Evan Jacobs]

@miladMAPS could you please try out 1.13.2-test.0 and let me know if it fixes your issue?