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"Could not connect to Portainer" Error  #655

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@MikeDeltaHH

Hello!

I have Heimdall and Portainer running on the same Docker host and added Portainer as an application! I can then also access Portainer via the link and have stored the login data for a live display in the config of the application - however, I only get the error message "Could not connect to Portainer" when testing - I have already tried everything possible and do not get it...

The Portainer URL:
https://192.168.2.126:9443

Any idea?

Regards!
Mike

Activity

  1. j0nnymoe commented on Feb 21, 2022

    @j0nnymoe
    Member

    There could be 2 issues here:

    1. something within portainer has changed with the API which means the App within Heimdall needs to be fixed
    2. you've got Heimdall and/or portainer on dedicated IP's via macvlan which blocks the communication
  2. MikeDeltaHH commented on Feb 21, 2022

    @MikeDeltaHH
    Author

    Hello!

    Thanks for your tips...

    Portainer & Heimdall are running in bridge mode - I have another Portainer container running on another Docker host with the same Portainer version and mounted as an application, there is not this problem - the only difference between the two Portainer instances is that the other instance is reachable via port 9000 and via HTTP:

    Does not work:
    https://192.168.2.126:9443

    Works:
    http://192.168.2.125:9000

    I can't customize the portainer instance, I would have to shutdown Portainer completely which is too much effort for me...

  3. locked and limited conversation to collaborators on Mar 15, 2022
  4. converted this issue into a discussion #769 on Mar 15, 2022
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