diff --git a/core/preimages.go b/core/preimages.go
index 8605271a7..5034cc0e9 100644
--- a/core/preimages.go
+++ b/core/preimages.go
@@ -17,6 +17,7 @@ import (
 	"github.com/harmony-one/harmony/core/types"
 	"github.com/harmony-one/harmony/internal/utils"
 	"github.com/pkg/errors"
+	"github.com/syndtr/goleveldb/leveldb"
 )
 
 // ImportPreimages is public so `main.go` can call it directly`
@@ -42,7 +43,9 @@ func ImportPreimages(chain BlockChain, path string) error {
 				// set this value in database, and prometheus, if needed
 				prev, err := rawdb.ReadPreimageImportBlock(dbReader)
 				if err != nil {
-					return fmt.Errorf("no prior value found, overwriting: %s", err)
+					if !errors.Is(err, leveldb.ErrNotFound) {
+						return fmt.Errorf("no prior value found, overwriting: %s", err)
+					}
 				}
 				if blockNumber > prev {
 					if rawdb.WritePreimageImportBlock(dbReader, blockNumber) != nil {
@@ -230,7 +233,7 @@ func GeneratePreimages(chain BlockChain, start, end uint64) error {
 
 		if stateAt != nil {
 			if root, err := endingState.Commit(false); err != nil {
-				return fmt.Errorf("unabe to commit state for block '%d': %w", i, err)
+				return fmt.Errorf("unable to commit state for block '%d': %w", i, err)
 			} else if root.Hex() != block.Root().Hex() {
 				return fmt.Errorf("block root hashes different after commit commitRoot='%s' blockRoot='%s'", root.Hex(), block.Root().Hex())
 			}
@@ -245,10 +248,11 @@ func GeneratePreimages(chain BlockChain, start, end uint64) error {
 	}
 	// force any pre-images in memory so far to go to disk, if they haven't already
 	fmt.Println("committing images")
-	if _, err := endingState.Commit(false); err != nil {
-		return fmt.Errorf("unabe to commit state for block: %w", err)
+	if endingState != nil {
+		if _, err := endingState.Commit(false); err != nil {
+			return fmt.Errorf("unable to commit state for block: %w", err)
+		}
 	}
-
 	if err := chain.CommitPreimages(); err != nil {
 		return fmt.Errorf("error committing preimages %s", err)
 	}
diff --git a/core/state_processor.go b/core/state_processor.go
index d6ac005f9..6bc808c45 100644
--- a/core/state_processor.go
+++ b/core/state_processor.go
@@ -574,10 +574,12 @@ func MayBalanceMigration(
 			}
 		}
 	}
+	// for testing balance migration on testnet
+	isTestnet := nodeconfig.GetDefaultConfig().GetNetworkType() == nodeconfig.Testnet
 	// for testing balance migration on devnet
-	isDevnet := nodeconfig.GetDefaultConfig().GetNetworkType() == nodeconfig.Devnet
+	isDevnet := nodeconfig.GetDefaultConfig().GetNetworkType() == nodeconfig.Partner
 	isLocalnet := nodeconfig.GetDefaultConfig().GetNetworkType() == nodeconfig.Localnet
-	if isDevnet || isLocalnet {
+	if isDevnet || isLocalnet || isTestnet {
 		if config.IsOneEpochBeforeHIP30(header.Epoch()) {
 			if myShard := chain.ShardID(); myShard != shard.BeaconChainShardID {
 				parentRoot := chain.GetBlockByHash(
diff --git a/internal/params/config.go b/internal/params/config.go
index 3257e82d5..7775e13a8 100644
--- a/internal/params/config.go
+++ b/internal/params/config.go
@@ -73,9 +73,9 @@ var (
 		LeaderRotationExternalBeaconLeaders:    EpochTBD,
 		FeeCollectEpoch:                        big.NewInt(1535), // 2023-07-20 05:51:07+00:00
 		ValidatorCodeFixEpoch:                  big.NewInt(1535), // 2023-07-20 05:51:07+00:00
-		HIP30Epoch:                             EpochTBD,
+		HIP30Epoch:                             big.NewInt(1673), // 2023-11-02 17:30:00+00:00
 		NoNilDelegationsEpoch:        			EpochTBD,
-		BlockGas30MEpoch:                       EpochTBD,
+		BlockGas30MEpoch:                       big.NewInt(1673), // 2023-11-02 17:30:00+00:00
 	}
 
 	// TestnetChainConfig contains the chain parameters to run a node on the harmony test network.
@@ -117,9 +117,10 @@ var (
 		LeaderRotationExternalBeaconLeaders:    EpochTBD,
 		FeeCollectEpoch:                        big.NewInt(1296), // 2023-04-28 07:14:20+00:00
 		ValidatorCodeFixEpoch:                  big.NewInt(1296), // 2023-04-28 07:14:20+00:00
-		HIP30Epoch:                             EpochTBD,
+		HIP30Epoch:                             big.NewInt(2176), // 2023-10-12 10:00:00+00:00
 		NoNilDelegationsEpoch:         			EpochTBD,
-		BlockGas30MEpoch:                       EpochTBD,
+		BlockGas30MEpoch:                       big.NewInt(2176), // 2023-10-12 10:00:00+00:00
+
 	}
 	// PangaeaChainConfig contains the chain parameters for the Pangaea network.
 	// All features except for CrossLink are enabled at launch.