<!-- Please answer these questions before submitting your issue. Thanks! --> <!-- Documentation URL: https://fission.io/docs --> <!-- Troubleshooting guide: https://fission.io/docs/trouble-shooting/ --> **Fission/Kubernetes version** <!-- If you tested with other services, for example Istio, please also provide the version of service as well. --> <pre> $ fission version $ kubectl version </pre> **Kubernetes platform (e.g. Google Kubernetes Engine)** **Describe the bug** <!--A clear and concise description of what the bug is.--> ``` helm install --version v1.19.0 --namespace fission fission \ --set serviceType=NodePort,routerServiceType=NodePort --set defaultNamespace=fission \ fission-charts/fission-all Error: INSTALLATION FAILED: 2 errors occurred: * roles.rbac.authorization.k8s.io "fission-router" already exists * rolebindings.rbac.authorization.k8s.io "fission-router" already exists ``` ``` helm template --version v1.19.0 --namespace fission fission \ --set serviceType=NodePort,routerServiceType=NodePort --set defaultNamespace=fission \ fission-charts/fission-all --output-dir crender ``` **To Reproduce** <!-- Please provide steps for reproducing the error. --> **Expected result** <!--A clear and concise description of what you expected to happen.--> **Actual result** **Screenshots/Dump file** <!--If applicable, add screenshots/fission dump file to help explain your problem.--> <pre> $ fission support dump </pre> **Additional context** <!--Add any other context about the problem here.-->