记一次kubernetes升级1.18.8后的helm相关问题及解决。 | Louis Blog

https://www.fenghong.tech/blog/kubernetes/kubernetes-1.18-helm-upgrade-error/ 

 从1.16升级至kubenetes 1.18.8 高可用集群后，helm安装出现Error: UPGRADE FAILED: failed decoding reader into objects: unable to recognize : no matches for kind Deployment  in version apps/v1beta2