panic: runtime error: invalid memory address or nil pointer dereference
[signal SIGSEGV: segmentation violation code=0x1 addr=0x0 pc=0x740419]

goroutine 1 [running]:
gitlab.waterfall.network/waterfall/protocol/gwat/core/rawdb.NewDatabaseWithFreezer({0x1684330, 0xc0002b6500}, {0xc0002af6e0, 0x7fff}, {0x1412390, 0x55702a}, 0xe0)
	gitlab.waterfall.network/waterfall/protocol/gwat/core/rawdb/database.go:178 +0x259
gitlab.waterfall.network/waterfall/protocol/gwat/core/rawdb.NewLevelDBDatabaseWithFreezer({0xc00009acc0, 0x140951a}, 0x9, 0x5cca3c, {0xc0002af6e0, 0x28}, {0x1412390, 0x11}, 0x1)
	gitlab.waterfall.network/waterfall/protocol/gwat/core/rawdb/database.go:250 +0x8f
gitlab.waterfall.network/waterfall/protocol/gwat/node.(*Node).OpenDatabaseWithFreezer(0xc00045cfc0, {0x140951a, 0x3}, 0xc0001e8450, 0x4, {0x0, 0x0}, {0x1412390, 0x11}, 0x0)
	gitlab.waterfall.network/waterfall/protocol/gwat/node/node.go:676 +0x2dd
gitlab.waterfall.network/waterfall/protocol/gwat/eth.New(0xc00045cfc0, 0xc0000c4e00)
	gitlab.waterfall.network/waterfall/protocol/gwat/eth/backend.go:131 +0x533
gitlab.waterfall.network/waterfall/protocol/gwat/cmd/utils.RegisterEthService(0x0, 0x1410152)
	gitlab.waterfall.network/waterfall/protocol/gwat/cmd/utils/flags.go:1538 +0x30
main.makeFullNode(0x17ac)
	gitlab.waterfall.network/waterfall/protocol/gwat/cmd/geth/config.go:160 +0x1d2
main.geth(0xc000156420)
	gitlab.waterfall.network/waterfall/protocol/gwat/cmd/geth/main.go:294 +0xb8
gopkg.in/urfave/cli%2ev1.HandleAction({0x11f8c20, 0x14eaad8}, 0xc000294c00)
	gopkg.in/urfave/cli.v1@v1.20.0/app.go:490 +0x5a
gopkg.in/urfave/cli%2ev1.(*App).Run(0xc0001064e0, {0xc00012a000, 0x1e, 0x1e})
	gopkg.in/urfave/cli.v1@v1.20.0/app.go:264 +0x5e6
main.main()
	gitlab.waterfall.network/waterfall/protocol/gwat/cmd/geth/main.go:243 +0x35