Dashboard image rendering plugin renders image that includes error message

t=2021-07-08T15:55:23+0000 lvl=info msg="Request Completed" logger=context userId=1 orgId=1 uname= method=POST path=/v1/Settings/Get status=404 remote_addr=127.0.0.1 time_ms=6 size=10553 referer="http://localhost:3000/d-solo/node-instance-summary/node-summary?orgId=1&from=1625757866892&to=1625759666892&refresh=1m&var-interval=$__auto_interval_interval&var-node_name=29ab694e3114&var-service_name=All&var-environment=All&var-cluster=All&var-replication_set=All&var-database=All&var-node_type=All&var-service_type=All&var-username=All&var-schema=All&var-node_id=%2Fnode_id%2F1cd0bc69-48bf-4679-998c-d754a16d9fe1&panelId=43&width=1000&height=500&tz=Europe%2FBudapest&render=1"
t=2021-07-08T15:55:23+0000 lvl=eror msg="Browser console error" logger=plugins.backend pluginId=grafana-image-renderer msg="Failed to load resource: the server responded with a status of 404 (Not Found)" url=http://localhost:3000/v1/Settings/Get
t=2021-07-08T15:55:23+0000 lvl=eror msg="Browser console error" logger=plugins.backend pluginId=grafana-image-renderer url=http://localhost:3000/public/build/vendors~app.4fb044fe0bba68c11ce9.js line=1.000 column=4133349.000 msg=JSHandle@error