daemon/session : PANIC: runtime error: invalid memory address or nil pointer dereference

[WhiteEraser]

i got the fllowing result ,when i run the cmmond "telepresence version".

telepresence connect: error: connector.Connect: failed to connect to root daemon: rpc error: code = Unknown desc = PANIC: runtime error: invalid memory address or nil pointer dereference

deamon.log's info :

2023-01-06 09:49:08.3748 info --- 2023-01-06 09:49:08.3753 info Telepresence daemon v2.9.5 (api v3) starting... 2023-01-06 09:49:08.3753 info PID is 8932 2023-01-06 09:49:08.3753 info
2023-01-06 09:49:08.4948 info daemon/server-grpc : gRPC server started 2023-01-06 09:49:08.9886 info daemon/session : -- Starting new session 2023-01-06 09:49:08.9934 info daemon/session : Connected to Manager 2.9.5 2023-01-06 09:49:11.3521 error daemon/session : PANIC: runtime error: invalid memory address or nil pointer dereference github.com/telepresenceio/telepresence/v2/pkg/vif.openTun.func1 github.com/telepresenceio/telepresence/v2@v2.9.5/pkg/vif/device_windows.go:34 runtime.gopanic runtime/panic.go:884 runtime.panicmem runtime/panic.go:260 runtime.sigpanic runtime/signal_windows.go:255 golang.org/x/sys/windows.UTF16PtrToString golang.org/x/sys@v0.2.0/windows/syscall_windows.go:131 golang.zx2c4.com/wintun.logMessage golang.zx2c4.com/wintun@v0.0.0-20211104114900-415007cec224/wintun.go:51 runtime.callbackWrap runtime/syscall_windows.go:396 runtime.cgocallbackg1 runtime/cgocall.go:316 runtime.cgocallbackg runtime/cgocall.go:235 runtime.cgocallback runtime/asm_amd64.s:994 runtime.systemstack_switch runtime/asm_amd64.s:459 runtime.cgocall runtime/cgocall.go:168 syscall.SyscallN runtime/syscall_windows.go:557 syscall.Syscall runtime/syscall_windows.go:495 golang.zx2c4.com/wintun.CreateAdapter golang.zx2c4.com/wintun@v0.0.0-20211104114900-415007cec224/wintun.go:92 golang.zx2c4.com/wireguard/tun.CreateTUNWithRequestedGUID golang.zx2c4.com/wireguard@v0.0.0-20220920152132-bb719d3a6e2c/tun/tun_windows.go:69 golang.zx2c4.com/wireguard/tun.CreateTUN golang.zx2c4.com/wireguard@v0.0.0-20220920152132-bb719d3a6e2c/tun/tun_windows.go:63 github.com/telepresenceio/telepresence/v2/pkg/vif.openTun github.com/telepresenceio/telepresence/v2@v2.9.5/pkg/vif/device_windows.go:40 github.com/telepresenceio/telepresence/v2/pkg/vif.OpenTun github.com/telepresenceio/telepresence/v2@v2.9.5/pkg/vif/device.go:52 github.com/telepresenceio/telepresence/v2/pkg/client/rootd.NewSession github.com/telepresenceio/telepresence/v2@v2.9.5/pkg/client/rootd/session.go:255 github.com/telepresenceio/telepresence/v2/pkg/client/rootd.(Service).startSession github.com/telepresenceio/telepresence/v2@v2.9.5/pkg/client/rootd/service.go:300 github.com/telepresenceio/telepresence/v2/pkg/client/rootd.(Service).manageSessions github.com/telepresenceio/telepresence/v2@v2.9.5/pkg/client/rootd/service.go:269 github.com/datawire/dlib/dgroup.(Group).goWorkerCtx.func1 github.com/datawire/dlib@v1.3.1-0.20220715022530-b09ab2e017e1/dgroup/group.go:385 github.com/datawire/dlib/derrgroup.(Group).Go.func2 github.com/datawire/dlib@v1.3.1-0.20220715022530-b09ab2e017e1/derrgroup/errgroup.go:132 runtime.goexit runtime/asm_amd64.s:1594 2023-01-06 09:56:47.0800 info daemon/session : -- Starting new session 2023-01-06 09:56:47.0866 info daemon/session : Connected to Manager 2.9.5 2023-01-06 09:56:48.5718 error daemon/session : PANIC: runtime error: invalid memory address or nil pointer dereference github.com/telepresenceio/telepresence/v2/pkg/vif.openTun.func1 github.com/telepresenceio/telepresence/v2@v2.9.5/pkg/vif/device_windows.go:34 runtime.gopanic runtime/panic.go:884 runtime.panicmem runtime/panic.go:260 runtime.sigpanic runtime/signal_windows.go:255 golang.org/x/sys/windows.UTF16PtrToString golang.org/x/sys@v0.2.0/windows/syscall_windows.go:131 golang.zx2c4.com/wintun.logMessage golang.zx2c4.com/wintun@v0.0.0-20211104114900-415007cec224/wintun.go:51 runtime.callbackWrap runtime/syscall_windows.go:396 runtime.cgocallbackg1 runtime/cgocall.go:316 runtime.cgocallbackg runtime/cgocall.go:235 runtime.cgocallback runtime/asm_amd64.s:994 runtime.systemstack_switch runtime/asm_amd64.s:459 runtime.cgocall runtime/cgocall.go:168 syscall.SyscallN runtime/syscall_windows.go:557 syscall.Syscall runtime/syscall_windows.go:495 golang.zx2c4.com/wintun.CreateAdapter golang.zx2c4.com/wintun@v0.0.0-20211104114900-415007cec224/wintun.go:92 golang.zx2c4.com/wireguard/tun.CreateTUNWithRequestedGUID golang.zx2c4.com/wireguard@v0.0.0-20220920152132-bb719d3a6e2c/tun/tun_windows.go:69 golang.zx2c4.com/wireguard/tun.CreateTUN golang.zx2c4.com/wireguard@v0.0.0-20220920152132-bb719d3a6e2c/tun/tun_windows.go:63 github.com/telepresenceio/telepresence/v2/pkg/vif.openTun github.com/telepresenceio/telepresence/v2@v2.9.5/pkg/vif/device_windows.go:40 github.com/telepresenceio/telepresence/v2/pkg/vif.OpenTun github.com/telepresenceio/telepresence/v2@v2.9.5/pkg/vif/device.go:52 github.com/telepresenceio/telepresence/v2/pkg/client/rootd.NewSession github.com/telepresenceio/telepresence/v2@v2.9.5/pkg/client/rootd/session.go:255 github.com/telepresenceio/telepresence/v2/pkg/client/rootd.(Service).startSession github.com/telepresenceio/telepresence/v2@v2.9.5/pkg/client/rootd/service.go:300 github.com/telepresenceio/telepresence/v2/pkg/client/rootd.(Service).manageSessions github.com/telepresenceio/telepresence/v2@v2.9.5/pkg/client/rootd/service.go:269 github.com/datawire/dlib/dgroup.(Group).goWorkerCtx.func1 github.com/datawire/dlib@v1.3.1-0.20220715022530-b09ab2e017e1/dgroup/group.go:385 github.com/datawire/dlib/derrgroup.(Group).Go.func2 github.com/datawire/dlib@v1.3.1-0.20220715022530-b09ab2e017e1/derrgroup/errgroup.go:132 runtime.goexit runtime/asm_amd64.s:1594

How can I solve this problem？

[thallgren]

You probably have an incorrect version of wintun.dll installed. Installing the version that is bundled with the telepresence installer will most likely solve the problem.

[thallgren]

Closing this since no more info was provided.