Error in alert image

Hi Team,

I am facing a bug in alert which is pushed through Microsoft teams.

I used external_image_storage=webdav
And here is the configuration;

url =
public_url =${file}
password =*******

What should I change? Thanks in advance,


t=2019-06-11T08:12:56-0500 lvl=eror msg=“Failed to upload alert panel image.” logger=alerting.notifier error=“Failed to upload image. Returned statuscode 405 body Apache Tomcat/7.0.41 - Error report

HTTP Status 405 - HTTP method PUT is not supported by this URL

<HR size=“1” noshade=“noshade”>

type Status report

message HTTP method PUT is not supported by this URL

description The specified HTTP method is not allowed for the requested resource.

<HR size=“1” noshade=“noshade”>

Apache Tomcat/7.0.41

t=2019-06-11T08:12:56-0500 lvl=info msg=“Executing teams notification” logger=alerting.notifier.teams ruleId=32 notification=“Test alert”

This is the error I’m getting when I checked the log file.