remove apphash

state/helpers_test.go

@@ -112,7 +112,6 @@ func makeState(nVals, height int) (sm.State, dbm.DB, map[string]types.PrivValida
 	s, _ := sm.MakeGenesisState(&types.GenesisDoc{
 		ChainID:    chainID,
 		Validators: vals,
-		AppHash:    nil,
 	})
 
 	stateDB := dbm.NewMemDB()

state/state.go

@@ -370,6 +370,6 @@ func MakeGenesisState(genDoc *types.GenesisDoc) (State, error) {
 		ConsensusParams:                  *genDoc.ConsensusParams,
 		LastHeightConsensusParamsChanged: genDoc.InitialHeight,
 
-		AppHash: genDoc.AppHash,
+		AppHash: []byte(""),
 	}, nil
 }