Update operator error messages (#931)

(cherry picked from commit 3f61377)

Author: deliahu

cli/cmd/errors.go

@@ -144,7 +144,7 @@ func ErrorFailedToConnectOperator(originalError error, operatorURL string) error
 
 	return errors.WithStack(&errors.Error{
 		Kind:    ErrFailedToConnectOperator,
-		Message: fmt.Sprintf("%sfailed to connect to the operator%s, run `cortex configure` if you need to update the operator endpoint, run `cortex cluster info` to show your operator endpoint", originalErrMsg, operatorURLMsg),
+		Message: fmt.Sprintf("%sfailed to connect to the operator%s; run `cortex configure` if you need to update the operator endpoint, `cortex cluster info` to show your operator endpoint, or `cortex cluster up` to create a new cluster", originalErrMsg, operatorURLMsg),
 	})
 }
 

pkg/operator/operator/errors.go

@@ -56,7 +56,7 @@ const (
 func ErrorCortexInstallationBroken() error {
 	return errors.WithStack(&errors.Error{
 		Kind:    ErrCortexInstallationBroken,
-		Message: "cortex is out of date, or not installed properly on your cluster; run `cortex cluster update`",
+		Message: "cortex is out of date or not installed properly; run `cortex cluster update`, or spin down your cluster with `cortex cluster down` and create a new one with `cortex cluster up`",
 	})
 }