Zero error counters are gone & there's not any dropped frames in that log so that's progress. But, there appears to be some instability or lack of bandwidth causing disconnects.
12:46:56.579: WriteN, RTMP send error 10060 (793 bytes)
12:46:56.580: WriteN, RTMP send error 10038 (78 bytes)
12:46:56.580: WriteN, RTMP send error 10038 (42 bytes)
12:46:56.580: [rtmp stream: 'adv_stream'] Disconnected from rtmp://ingest.global-contribute.live-video.net/app
12:46:56.580: Output 'adv_stream': stopping
12:46:56.580: Output 'adv_stream': Total frames output: 100020
12:46:56.580: Output 'adv_stream': Total drawn frames: 100082 (100110 attempted)
12:46:56.580: Output 'adv_stream': Number of lagged frames due to rendering lag/stalls: 28 (0.0%)
12:46:56.580: Output 'adv_stream': Reconnecting in 2.00 seconds..
12:46:56.580: [rtmp stream: 'adv_stream'] Freeing 2306 remaining packets
https://obsproject.com/kb/stream-connection-troubleshooting