What happened:

I0801 09:26:43.938440 1 flags.go:64] FLAG: --tls-private-key-file=""
I0801 09:26:43.938444 1 flags.go:64] FLAG: --tls-sni-cert-key="[]"
I0801 09:26:43.938451 1 flags.go:64] FLAG: --v="2"
I0801 09:26:43.938457 1 flags.go:64] FLAG: --version=""
I0801 09:26:43.938461 1 flags.go:64] FLAG: --vmodule=""
I0801 09:26:43.942590 1 hub.go:109] sending events to api server
I0801 09:26:43.942830 1 hub.go:145] starting clusternet-hub ...
I0801 09:26:44.454937 1 serving.go:374] Generated self-signed cert (apiserver.local.config/certificates/apiserver.crt, apiserver.local.config/certificates/apiserver.key)
I0801 09:26:44.456155 1 dynamic_serving_content.go:113] "Loaded a new cert/key pair" name="serving-cert::apiserver.local.config/certificates/apiserver.crt::apiserver.local.config/certificates/apiserver.key"
I0801 09:26:44.874020 1 requestheader_controller.go:244] Loaded a new request header values for RequestHeaderAuthRequestController
panic: runtime error: invalid memory address or nil pointer dereference
[signal SIGSEGV: segmentation violation code=0x1 addr=0x0 pc=0x2874ffd]

goroutine 1 [running]:
k8s.io/client-go/kubernetes.NewForConfig(0xc0003de640?)
/go/pkg/mod/k8s.io/client-go@v0.29.0/kubernetes/clientset.go:461 +0x1d
github.com/clusternet/clusternet/pkg/hub/options.(*HubServerOptions).recommendedOptionsApplyTo(0xc0003b1d50, 0xc0006b4e00)
/go/src/github.com/clusternet/clusternet/pkg/hub/options/options.go:247 +0xf0
github.com/clusternet/clusternet/pkg/hub/options.(*HubServerOptions).Config(0xc0003b1d50)
/go/src/github.com/clusternet/clusternet/pkg/hub/options/options.go:161 +0x625
github.com/clusternet/clusternet/pkg/hub.(*Hub).Run(0xc000a837a0, {0x3f32a10, 0xc0002b9040})
/go/src/github.com/clusternet/clusternet/pkg/hub/hub.go:146 +0xb4
github.com/clusternet/clusternet/cmd/clusternet-hub/app.NewClusternetHubCmd.func2(0xc0005db400?, {0xc0001b8c00?, 0x4?, 0x3ac1f37?})
/go/src/github.com/clusternet/clusternet/cmd/clusternet-hub/app/app.go:91 +0x41d
github.com/spf13/cobra.(*Command).execute(0xc000004600, {0xc0000520a0, 0x8, 0x8})
/go/pkg/mod/github.com/spf13/cobra@v1.8.0/command.go:987 +0xaa3
github.com/spf13/cobra.(*Command).ExecuteC(0xc000004600)
/go/pkg/mod/github.com/spf13/cobra@v1.8.0/command.go:1115 +0x3ff
github.com/spf13/cobra.(*Command).Execute(...)
/go/pkg/mod/github.com/spf13/cobra@v1.8.0/command.go:1039
k8s.io/component-base/cli.run(0xc000004600)
/go/pkg/mod/k8s.io/component-base@v0.29.0/cli/run.go:146 +0x2c5
k8s.io/component-base/cli.Run(0x3f32a10?)
/go/pkg/mod/k8s.io/component-base@v0.29.0/cli/run.go:46 +0x17
main.main()
/go/src/github.com/clusternet/clusternet/cmd/clusternet-hub/hub.go:34 +0xc5

What you expected to happen:

How to reproduce it (as minimally and precisely as possible):

Anything else we need to know?:

Environment:

• Clusternet version:
  • Clusternet-hub version: v0.17.1
• Kubernetes version (use kubectl version): 1.26
• Cloud provider or hardware configuration:
• OS (e.g: cat /etc/os-release):
• Kernel (e.g. uname -a):
• Others: