All indexers are unavailable due to failures

[ibexmonj]

Hi all

I recently performed a Sonarr upgrade (2.0.0.4855) and soon after I noticed the below messages under “System”

Here are the errors on the "System -> Status " page:
All indexers are unavailable due to failures Wiki
All rss-capable indexers are temporarily unavailable due to recent indexer errors Wiki
All search-capable indexers are temporarily unavailable due to recent indexer errors Wiki

Tried to test 2 indexers (nzb.su and dognzb) - both of which are working fine on couchpotato and I get get failures.

I ran a test and here are the system logs :

https://pastebin.com/6mejyQah

I have commented the section for couchpotato and nzb.su failures.

What am i missing ?

[Taloth]

Probably a dupe:

Newznab Indexer Error - Error: SecureChannelFailure (Object reference not set to an instance of an object) ---> System.NullReferenceException: Object reference not set to an instance of an object

Sonarr version 2.0.0.4753: Mono version 5.0.0: OS: CentOS 7.3: I started noticing this error with Radarr today and then I had a thought to check with Sonarr. It was still working but when I restarted the Sonarr service (CentOS 7.3), it too stopped working. I recalled that a recent yum update included an upgrade to mono. First tried rebooting my OS hoping it would resolve something (library dependency or such) but no luck. Then I started digging for the mono update in yum history and rolled …

[ibexmonj]

Thanks for linking that. I saw that earlier.

But, I am not sure how stating that this is a dupe helps me ?

I do not see a solution there. I posted here seeking a solution.

Thanks !