i got some issues when i following get started guide from rancher.com, my rancher version is 2.7,

λ  kubectl get pods -A
NAMESPACE       NAME                      READY   STATUS              RESTARTS      AGE
cattle-system   helm-operation-229zl      0/2     ContainerCreating   0             23m
cattle-system   helm-operation-58tk4      0/2     ContainerCreating   0             4m52s
cattle-system   helm-operation-5fgf4      0/2     ImagePullBackOff    0             37m
cattle-system   helm-operation-5fml2      0/2     ImagePullBackOff    0             38m
cattle-system   helm-operation-6dlgv      0/2     ContainerCreating   0             3m50s
cattle-system   helm-operation-7fgf4      0/2     ContainerCreating   0             24m
cattle-system   helm-operation-8cm54      0/2     ImagePullBackOff    0             39m
cattle-system   helm-operation-dc45v      0/2     ContainerCreating   0             17m
cattle-system   helm-operation-dslxw      0/2     ContainerCreating   0             21m
cattle-system   helm-operation-f7blm      0/2     ImagePullBackOff    0             36m
cattle-system   helm-operation-fqf8j      0/2     ContainerCreating   0             13m
cattle-system   helm-operation-gbt25      0/2     ImagePullBackOff    0             41m
cattle-system   helm-operation-jlvb5      0/2     ContainerCreating   0             18m
cattle-system   helm-operation-jpqgq      0/2     ContainerCreating   0             6m57s
cattle-system   helm-operation-jxdkh      0/2     ContainerCreating   0             26m
cattle-system   helm-operation-kn6mz      0/2     ContainerCreating   0             22m
cattle-system   helm-operation-l9x8z      0/2     ImagePullBackOff    0             40m
cattle-system   helm-operation-lljpq      0/2     ContainerCreating   0             106s
cattle-system   helm-operation-lpfp5      0/2     ContainerCreating   0             14m
cattle-system   helm-operation-m5jpb      0/2     ContainerCreating   0             20m
cattle-system   helm-operation-p2cbz      0/2     ContainerCreating   0             9m1s
cattle-system   helm-operation-pgvx8      0/2     ContainerCreating   0             44s
cattle-system   helm-operation-pxvtn      0/2     ContainerCreating   0             12m
cattle-system   helm-operation-pzq64      0/2     ContainerCreating   0             11m
cattle-system   helm-operation-rcfl8      0/2     ContainerCreating   0             15m
cattle-system   helm-operation-rqx9l      0/2     ContainerCreating   0             2m48s
cattle-system   helm-operation-thdwv      0/2     ContainerCreating   0             7m59s
cattle-system   helm-operation-vf7nq      0/2     ContainerCreating   0             5m54s
cattle-system   helm-operation-vswpd      0/2     ContainerCreating   0             10m
cattle-system   helm-operation-vvzmr      0/2     ContainerCreating   0             16m
cattle-system   helm-operation-wz2m6      0/2     ImagePullBackOff    0             35m