Tim Jacomb

Please upgrade to the latest version, you're using an old one (nearly a year old) The logging issue was fixed 7 months ago.

I would check the activity log in the portal for the resource group might be more info there

If you click on the one that failed you should be able to get a JSON error message on what went wrong

not sure, you may need to raise a support ticket to see if they can see why the VM is failing to provision. Maybe an issue in the region you...

Can you provide your Slack configuration and how you're sending messages through Jenkins? I suspect its your slack configuration and not a proxy issue.

Does getting updates for plugins work when you click check for updates? (to verify proxy configuration is right)

The code path you are going down should be: https://github.com/jenkinsci/slack-plugin/blob/d07f1ea7ff4009eba4b6dc9ca083feb846beaa8a/src/main/java/jenkins/plugins/slack/StandardSlackService.java#L195 https://github.com/jenkinsci/slack-plugin/blob/d07f1ea7ff4009eba4b6dc9ca083feb846beaa8a/src/main/java/jenkins/plugins/slack/StandardSlackService.java#L480-L484 https://github.com/jenkinsci/slack-plugin/blob/master/src/main/java/jenkins/plugins/slack/HttpClient.java#L38-L51 https://github.com/jenkinsci/slack-plugin/blob/master/src/main/java/jenkins/plugins/slack/StandardSlackService.java#L200 From reading through I can't see anywhere a proxy is missed and I'd expect more people to...

for your configuration its coemobile.slack.com All looks configured right

the safest way is to specify all plugins at a specific version and then use something like renovate or the `--available-updates` on the jenkins-plugin-cli to update your plugins via a...

available-updates is something you can run separately to update the file with the plugins versions file see e.g. https://github.com/jenkinsci/docker#usage-1 for building plugins in.