Emails not sending even though .env file settings are correct

I’m getting this
500:
Server Error again

when attempting to create a quote. For some reason my crons is still not working either even after following the steps that were provided.

from error log
[2023-05-15 19:55:15] production.ERROR: Index invalid or out of range {“userId”:1,“exception”:"[object] (RuntimeException(code: 0): Index invalid or out of range at /home/pacedvgq/invoices.eleana-us.com/vendor/bacon/bacon-qr-code/src/Encoder/MaskUtil.php:134)
[stacktrace]

@david do you have any suggestions?

Can you show the full stack trace from line 1-50