Upgrading Kong from 0.14 to 0.24

When using helm to upgrade from 0.14 to 0.24 I’m getting the following error:

  Type     Reason       Age                   From                                 Message
  ----     ------       ----                  ----                                 -------
  Normal   Scheduled    6m51s                 default-scheduler                    Successfully assigned api-gateway/kong-kong-pre-upgrade-migrations-f6mkw to aks-testpoolenv
  Warning  FailedMount  38s (x11 over 6m50s)  kubelet, aks-testpoolenv  MountVolume.SetUp failed for volume "custom-nginx-template-volume" : configmap "kong-kong-default-custom-server-blocks" not found
  Warning  FailedMount  17s (x3 over 4m47s)   kubelet, aks-testpoolenv  Unable to mount volumes for pod "kong-kong-pre-upgrade-migrations-f6mkw_api-gateway()": timeout expired waiting for volumes to attach or mount for pod "api-gateway"/"kong-kong-pre-upgrade-migrations-f6mkw". list of unmounted volumes=[custom-nginx-template-volume]. list of unattached volumes=[custom-nginx-template-volume default-token-pjthh]

I’d recommend doing a fresh installation.