I have had Gmail POP3 polling running since January using the App password method. No issues and all has been going great. I upgraded from 3.5.0.beta7-dev to 3.5.0.beta8-dev. I immediately received the following error in my admin panel: Connection to the POP3 server is failing with an authenticati…

Hi there, does this help? [이미지] Connection to the POP3 server is failing with an authentication error. Please check your POP3 settings Support I recommend turning on 2FA on the account and setting up an App Password for Discourse. The policy change is abou…

No, that does not help. I have had the “app password with 2FA” implemented since January. It is the app password with 2FA that has stopped working. Any other suggestions?

Anything in /logs, or any errors in the mail account? Also, does anything in here help?

I retested email reply system this morning an now it is working. No changes. Nothing net new or different other than upgrade. We will see if it throws another error code.

3.5.0.beta8-dev로 업그레이드 후 Gmail POP3 폴링 실패

지원

NateDhaliwal (Nate Dhaliwal) 7월 6, 2025, 3:56오전 2

안녕하세요, 이 정보가 도움이 될까요?

글		댓글	조회수
Connection to the POP3 server is failing with an authentication error. Please check your POP3 settings Support	5	4455	6월 26, 2022
Gmail POP3 needs an app password nowadays Support	1	1006	6월 9, 2022
Gmail POP3 authentication failed — switch to application password Support	5	1485	2월 20, 2019
POP3 polling stopped working Self-hosting hosting	17	3099	6월 30, 2020
Email polling error with Google Apps Support	10	2703	7월 25, 2016

3.5.0.beta8-dev로 업그레이드 후 Gmail POP3 폴링 실패

Related topics