Cosmso v0.44.2 export error

$ desmos export --height 2500000 > morpheus-apollo-2-2500000.json
panic: UnmarshalJSON cannot decode empty bytes

goroutine 1 [running]:
github.com/cosmos/cosmos-sdk/x/params/types.Subspace.Get(0x25132a0, 0xc000e735c0, 0xc0000ca0e8, 0x24d5300, 0xc000e73690, 0x24d5380, 0xc000e73750, 0xc000cb4f20, 0x3, 0x1a, ...)
	github.com/cosmos/cosmos-sdk@v0.44.0/x/params/types/subspace.go:109 +0x32a
github.com/cosmos/ibc-go/modules/core/03-connection/keeper.Keeper.GetMaxExpectedTimePerBlock(...)
	github.com/cosmos/ibc-go@v1.2.0/modules/core/03-connection/keeper/params.go:11
github.com/cosmos/ibc-go/modules/core/03-connection/keeper.Keeper.GetParams(0x0, 0x0, 0x24d5300, 0xc000e736a0, 0x25132a0, 0xc000e735c0, 0xc0000ca0e8, 0x24d5300, 0xc000e73690, 0x24d5380, ...)
	github.com/cosmos/ibc-go@v1.2.0/modules/core/03-connection/keeper/params.go:17 +0x17c
github.com/cosmos/ibc-go/modules/core/03-connection.ExportGenesis(0x24fb240, 0xc000052090, 0x2516120, 0xc0000dcdc0, 0x0, 0x0, 0x0, 0x0, 0x2625a0, 0x0, ...)
	github.com/cosmos/ibc-go@v1.2.0/modules/core/03-connection/genesis.go:29 +0x298
github.com/cosmos/ibc-go/modules/core.ExportGenesis(0x24fb240, 0xc000052090, 0x2516120, 0xc0000dcdc0, 0x0, 0x0, 0x0, 0x0, 0x2625a0, 0x0, ...)
	github.com/cosmos/ibc-go@v1.2.0/modules/core/genesis.go:24 +0x138
github.com/cosmos/ibc-go/modules/core.AppModule.ExportGenesis(0xc000ccea00, 0x0, 0x24fb240, 0xc000052090, 0x2516120, 0xc0000dcdc0, 0x0, 0x0, 0x0, 0x0, ...)
	github.com/cosmos/ibc-go@v1.2.0/modules/core/module.go:160 +0xd8
github.com/cosmos/cosmos-sdk/types/module.(*Manager).ExportGenesis(0xc0011cfd50, 0x24fb240, 0xc000052090, 0x2516120, 0xc0000dcdc0, 0x0, 0x0, 0x0, 0x0, 0x2625a0, ...)
	github.com/cosmos/cosmos-sdk@v0.44.0/types/module/module.go:327 +0x135
github.com/desmos-labs/desmos/app.(*DesmosApp).ExportAppStateAndValidators(0xc0001c4000, 0x262500, 0x3534b68, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ...)
	github.com/desmos-labs/desmos/app/export.go:36 +0x1e8
github.com/desmos-labs/desmos/app/desmos/cmd.createDesmosappAndExport(0x24fc180, 0xc000c56360, 0x25154a0, 0xc0000ca0d8, 0x0, 0x0, 0x2625a0, 0x0, 0x3534b68, 0x0, ...)
	github.com/desmos-labs/desmos/app/desmos/cmd/root.go:304 +0x294
github.com/cosmos/cosmos-sdk/server.ExportCmd.func1(0xc000bbd900, 0xc0011d1e60, 0x0, 0x2, 0x0, 0x0)
	github.com/cosmos/cosmos-sdk@v0.44.0/server/export.go:71 +0x457
github.com/spf13/cobra.(*Command).execute(0xc000bbd900, 0xc0011d1e40, 0x2, 0x2, 0xc000bbd900, 0xc0011d1e40)
	github.com/spf13/cobra@v1.2.1/command.go:856 +0x47c
github.com/spf13/cobra.(*Command).ExecuteC(0xc001008280, 0x0, 0x0, 0xc0010ff200)
	github.com/spf13/cobra@v1.2.1/command.go:974 +0x375
github.com/spf13/cobra.(*Command).Execute(...)
	github.com/spf13/cobra@v1.2.1/command.go:902
github.com/spf13/cobra.(*Command).ExecuteContext(...)
	github.com/spf13/cobra@v1.2.1/command.go:895
github.com/cosmos/cosmos-sdk/server/cmd.Execute(0xc001008280, 0xc0010ff200, 0x15, 0x25197c0, 0xc001071af0)
	github.com/cosmos/cosmos-sdk@v0.44.0/server/cmd/execute.go:36 +0x285
main.main()
	github.com/desmos-labs/desmos/app/desmos/main.go:17 +0x45
exit status 2