Upgraded to 2020.08.11.1354 and all of my YouTube TV TVE channels required re authentication. I tried rescan on each channel, but would get the same "user needs to re-authenticate" message.
I deleted the YouTube TV source and logged in again but that doesn't work either.
Here's my log entries:
2020/08/11 10:21:27.855505 [TVE] action=mock
2020/08/11 10:21:27.855974 [TVE] action=set_cookies domains=1
2020/08/11 10:21:27.887277 [TVE] action=navigate url=https://login.discovery.com/v1/oauth2/authorize?affiliate_id=5cae3b87d1b3ee408a3c2c8d&asset_authz=false&auth_client_id=YouTubeTV&auth_client_url=&auth_ttl=&client_id=3020a40c2356a645b4b4&network_requestors=false&product.code=hgtv&redirect_uri=https%3A%2F%2Fwatch.hgtv.com%2Fwatch%2Fhgtv&response_flow=code&response_type=adobe&state=nonce%2CCv6EDng1KZDnAWMT9fUBDOTMj0HxSgQs
2020/08/11 10:21:27.890042 [TVE] action=request type=Document method=GET url=https://login.discovery.com/v1/oauth2/authorize
2020/08/11 10:21:28.469461 [TVE] action=request type=Document method=GET url=https://api.auth.adobe.com/api/v1/authenticate
2020/08/11 10:21:28.715573 [TVE] action=request type=Document method=GET url=https://sp.auth.adobe.com/api/v1/authenticate
2020/08/11 10:21:28.952144 [TVE] action=wait_for_page
2020/08/11 10:21:28.978571 [TVE] action=request type=Document method=POST url=https://youtube.auth-gateway.net/saml/saml2/idp/SSOService.php
2020/08/11 10:21:28.978583 [TVE] action=auth_domain domain=youtube.auth-gateway.net
2020/08/11 10:21:57.623142 [TVE] action=request type=Document method=GET url=https://youtube.auth-gateway.net/saml/module.php/authbypass/firstbookend.php
2020/08/11 10:21:58.952261 [TVE] action=wait_for_page err=timeout
2020/08/11 10:21:58.952356 [TVE] action=fill_form [email protected]
2020/08/11 10:22:11.611296 [TVE] action=screenshot
2020/08/11 10:22:11.616022 [TVE] action=request type=Document method=GET url=https://youtube.auth-gateway.net/saml/module.php/authbypass/firstbookend.php
2020/08/11 10:22:11.680568 [TVE] action=screenshot size=3265
2020/08/11 10:22:11.680939 [TVE] action=capture_html
2020/08/11 10:22:14.303322 [TVE] action=request type=Document method=GET url=https://accounts.google.com/o/oauth2/auth
2020/08/11 10:22:14.723207 [TVE] action=capture_html_err err=Could not find node with given id (-32000)
2020/08/11 10:22:14.723384 [TVE] action=script_error err=&runtime.ExceptionDetails{ExceptionID:1, Text:"Uncaught", LineNumber:5, ColumnNumber:5, ScriptID:"6", URL:"", StackTrace:(*runtime.StackTrace)(0xc0001c87c0), Exception:(*runtime.RemoteObject)(0xc00026c3f0), ExecutionContextID:0} exp=&runtime.RemoteObject{Type:"string", Subtype:"", ClassName:"", Value:easyjson.RawMessage{0x22, 0x6e, 0x6f, 0x20, 0x6c, 0x6f, 0x67, 0x69, 0x6e, 0x20, 0x66, 0x6f, 0x72, 0x6d, 0x20, 0x66, 0x6f, 0x75, 0x6e, 0x64, 0x22}, UnserializableValue:"", Description:"", ObjectID:"", Preview:(*runtime.ObjectPreview)(nil), CustomPreview:(*runtime.CustomPreview)(nil)} exp_value="no login form found"
2020/08/11 10:23:08.100583 [TVE] Auth starting for YouTubeTV as [email protected]
2020/08/11 10:23:08.100673 [TVE] action=auth mvpd=YouTubeTV requestor=nbcentertainment
2020/08/11 10:23:08.254929 [TVE] action=mock
2020/08/11 10:23:08.255500 [TVE] action=navigate url=https://sp.auth.adobe.com/adobe-services/authenticate/saml?noflash=true&mso_id=YouTubeTV&requestor_id=nbcentertainment&no_iframe=true&domain_name=adobe.com&redirect_url=https%3A%2F%2Fsp.auth.adobe.com%2Fadobe-services%2FcompletePassiveAuthentication
2020/08/11 10:23:08.256058 [TVE] action=request type=Document method=GET url=https://sp.auth.adobe.com/adobe-services/authenticate/saml
2020/08/11 10:23:08.549227 [TVE] action=wait_for_page
2020/08/11 10:23:08.567090 [TVE] action=request type=Document method=POST url=https://youtube.auth-gateway.net/saml/saml2/idp/SSOService.php
2020/08/11 10:23:08.567104 [TVE] action=auth_domain domain=youtube.auth-gateway.net
2020/08/11 10:23:38.549858 [TVE] action=wait_for_page err=timeout
2020/08/11 10:23:38.549958 [TVE] action=fill_form [email protected]
2020/08/11 10:24:07.530960 [TVE] action=request type=Document method=GET url=https://youtube.auth-gateway.net/saml/module.php/authbypass/firstbookend.php
2020/08/11 10:24:07.774803 [TVE] action=request type=Document method=GET url=https://youtube.auth-gateway.net/saml/module.php/authbypass/firstbookend.php
2020/08/11 10:24:07.774925 [TVE] action=screenshot
2020/08/11 10:24:14.158347 [TVE] action=request type=Document method=GET url=https://accounts.google.com/o/oauth2/auth
2020/08/11 10:24:14.522084 [TVE] action=screenshot_err err=Cannot take screenshot with 0 width. (-32000)
2020/08/11 10:24:14.522097 [TVE] action=capture_html
2020/08/11 10:24:14.525950 [TVE] action=capture_html_err err=Could not find node with given id (-32000)
2020/08/11 10:24:14.525977 [TVE] action=script_error err=&runtime.ExceptionDetails{ExceptionID:1, Text:"Uncaught", LineNumber:5, ColumnNumber:5, ScriptID:"6", URL:"", StackTrace:(*runtime.StackTrace)(0xc00038fb40), Exception:(*runtime.RemoteObject)(0xc0001f61b0), ExecutionContextID:0} exp=&runtime.RemoteObject{Type:"string", Subtype:"", ClassName:"", Value:easyjson.RawMessage{0x22, 0x6e, 0x6f, 0x20, 0x6c, 0x6f, 0x67, 0x69, 0x6e, 0x20, 0x66, 0x6f, 0x72, 0x6d, 0x20, 0x66, 0x6f, 0x75, 0x6e, 0x64, 0x22}, UnserializableValue:"", Description:"", ObjectID:"", Preview:(*runtime.ObjectPreview)(nil), CustomPreview:(*runtime.CustomPreview)(nil)} exp_value="no login form found"
2020/08/11 10:24:14.554639 [TVE] Auth failed for YouTubeTV: "no login form found"