I’m running into this same issue and was able to download the debug file, this is what I got:
20:29:30 UTC] PHP Fatal error: Allowed memory size of 134217728 bytes exhausted (tried to allocate 335872 bytes) in /home/h9cmpsjnotqu/public_html/staging-mentalhealthismaternalhealth.nektormedia.com/wp-includes/class-wpdb.php on line 2320
