panic: runtime error: invalid memory address or nil pointer dereference
[signal SIGSEGV: segmentation violation code=0x1 addr=0x0 pc=0x1095f5e]

goroutine 1 [running]:
github.com/cosmos/cosmos-sdk/baseapp.(*BaseApp).NewContext(_, _, {{0x0, 0x0}, {0x0, 0x0}, 0xbcadb3, {0x0, 0x0, 0x0}, ...})
	github.com/cosmos/cosmos-sdk@v0.47.15/baseapp/test_helpers.go:42 +0x5e
github.com/White-Whale-Defi-Platform/migaloo-chain/v4/app.(*MigalooApp).ExportAppStateAndValidators(0xc000f3a008, 0x0, {0x54f1560, 0x0, 0x0}, {0x54f1560, 0x0, 0x0})
	github.com/White-Whale-Defi-Platform/migaloo-chain/v4/app/export.go:22 +0xcc
github.com/White-Whale-Defi-Platform/migaloo-chain/v4/cmd/migalood/cmd.appCreator.appExport({{{0x3b93a10, 0xc001214280}, {0x3bb41a0, 0xc0011c7d10}, {0x3b9c220, 0xc001147540}, 0xc001086f38}}, {0x3b86cf0, 0xc000ad4fa0}, {0x3ba1940, ...}, ...)
	github.com/White-Whale-Defi-Platform/migaloo-chain/v4/cmd/migalood/cmd/root.go:372 +0x225
github.com/cosmos/cosmos-sdk/server.ExportCmd.func1(0xc000bb9b08, {0xc00082a380?, 0x0?, 0x4?})
	github.com/cosmos/cosmos-sdk@v0.47.15/server/export.go:73 +0x6db
github.com/spf13/cobra.(*Command).execute(0xc000bb9b08, {0xc0007cdb00, 0x4, 0x4})
	github.com/spf13/cobra@v1.8.1/command.go:985 +0xaca
github.com/spf13/cobra.(*Command).ExecuteC(0xc0011f6c08)
	github.com/spf13/cobra@v1.8.1/command.go:1117 +0x3ff
github.com/spf13/cobra.(*Command).Execute(...)
	github.com/spf13/cobra@v1.8.1/command.go:1041
github.com/spf13/cobra.(*Command).ExecuteContext(...)
	github.com/spf13/cobra@v1.8.1/command.go:1034
github.com/cosmos/cosmos-sdk/server/cmd.Execute(0xc0011f6c08, {0x2b88c59, 0x8}, {0xc001212a60, 0xf})
	github.com/cosmos/cosmos-sdk@v0.47.15/server/cmd/execute.go:33 +0x16e
main.main()
	github.com/White-Whale-Defi-Platform/migaloo-chain/v4/cmd/migalood/main.go:16 +0x32