diff --git a/arbnode/dataposter/data_poster.go b/arbnode/dataposter/data_poster.go
index 1a202171ec..b5be06af56 100644
--- a/arbnode/dataposter/data_poster.go
+++ b/arbnode/dataposter/data_poster.go
@@ -823,7 +823,7 @@ var DefaultDataPosterConfig = DataPosterConfig{
 	AllocateMempoolBalance: true,
 	UseDBStorage:           true,
 	UseNoOpStorage:         false,
-	LegacyStorageEncoding:  true,
+	LegacyStorageEncoding:  false,
 	Dangerous:              DangerousConfig{ClearDBStorage: false},
 	ExternalSigner:         ExternalSignerCfg{Method: "eth_signTransaction"},
 }
@@ -847,6 +847,7 @@ var TestDataPosterConfig = DataPosterConfig{
 	AllocateMempoolBalance: true,
 	UseDBStorage:           false,
 	UseNoOpStorage:         false,
+	LegacyStorageEncoding:  false,
 	ExternalSigner:         ExternalSignerCfg{Method: "eth_signTransaction"},
 }
 
diff --git a/arbnode/transaction_streamer.go b/arbnode/transaction_streamer.go
index bcc389dc01..2ee1526ee9 100644
--- a/arbnode/transaction_streamer.go
+++ b/arbnode/transaction_streamer.go
@@ -696,6 +696,7 @@ func (s *TransactionStreamer) addMessagesAndEndBatchImpl(messageStartPos arbutil
 	var oldMsg *arbostypes.MessageWithMetadata
 	var lastDelayedRead uint64
 	var hasNewConfirmedMessages bool
+	var cacheClearLen int
 
 	messagesAfterPos := messageStartPos + arbutil.MessageIndex(len(messages))
 	broadcastStartPos := arbutil.MessageIndex(atomic.LoadUint64(&s.broadcasterQueuedMessagesPos))
@@ -724,10 +725,13 @@ func (s *TransactionStreamer) addMessagesAndEndBatchImpl(messageStartPos arbutil
 		// Or no active broadcast reorg and broadcast messages start before or immediately after last L1 message
 		if messagesAfterPos >= broadcastStartPos {
 			broadcastSliceIndex := int(messagesAfterPos - broadcastStartPos)
+			messagesOldLen := len(messages)
 			if broadcastSliceIndex < len(s.broadcasterQueuedMessages) {
 				// Some cached feed messages can be used
 				messages = append(messages, s.broadcasterQueuedMessages[broadcastSliceIndex:]...)
 			}
+			// This calculation gives the exact length of cache which was appended to messages
+			cacheClearLen = broadcastSliceIndex + len(messages) - messagesOldLen
 		}
 
 		// L1 used or replaced broadcast cache items
@@ -800,8 +804,14 @@ func (s *TransactionStreamer) addMessagesAndEndBatchImpl(messageStartPos arbutil
 	}
 
 	if clearQueueOnSuccess {
-		s.broadcasterQueuedMessages = s.broadcasterQueuedMessages[:0]
-		atomic.StoreUint64(&s.broadcasterQueuedMessagesPos, 0)
+		// Check if new messages were added at the end of cache, if they were, then dont remove those particular messages
+		if len(s.broadcasterQueuedMessages) > cacheClearLen {
+			s.broadcasterQueuedMessages = s.broadcasterQueuedMessages[cacheClearLen:]
+			atomic.StoreUint64(&s.broadcasterQueuedMessagesPos, uint64(broadcastStartPos)+uint64(cacheClearLen))
+		} else {
+			s.broadcasterQueuedMessages = s.broadcasterQueuedMessages[:0]
+			atomic.StoreUint64(&s.broadcasterQueuedMessagesPos, 0)
+		}
 		s.broadcasterQueuedMessagesActiveReorg = false
 	}
 
diff --git a/staker/execution_reverted_test.go b/staker/execution_reverted_test.go
new file mode 100644
index 0000000000..98a3bdfd61
--- /dev/null
+++ b/staker/execution_reverted_test.go
@@ -0,0 +1,26 @@
+package staker
+
+import (
+	"io"
+	"testing"
+)
+
+func TestExecutionRevertedRegexp(t *testing.T) {
+	executionRevertedErrors := []string{
+		// go-ethereum and most other execution clients return "execution reverted"
+		"execution reverted",
+		// execution clients may decode the EVM revert data as a string and include it in the error
+		"execution reverted: FOO",
+		// besu returns "Execution reverted"
+		"Execution reverted",
+	}
+	for _, errString := range executionRevertedErrors {
+		if !executionRevertedRegexp.MatchString(errString) {
+			t.Fatalf("execution reverted regexp didn't match %q", errString)
+		}
+	}
+	// This regexp should not match random IO errors
+	if executionRevertedRegexp.MatchString(io.ErrUnexpectedEOF.Error()) {
+		t.Fatal("execution reverted regexp matched unexpected EOF")
+	}
+}
diff --git a/staker/rollup_watcher.go b/staker/rollup_watcher.go
index 2fa3f888e8..59a23d891d 100644
--- a/staker/rollup_watcher.go
+++ b/staker/rollup_watcher.go
@@ -9,7 +9,7 @@ import (
 	"errors"
 	"fmt"
 	"math/big"
-	"strings"
+	"regexp"
 	"sync/atomic"
 
 	"github.com/ethereum/go-ethereum/common"
@@ -72,6 +72,9 @@ func (r *RollupWatcher) getCallOpts(ctx context.Context) *bind.CallOpts {
 	return &opts
 }
 
+// A regexp matching "execution reverted" errors returned from the parent chain RPC.
+var executionRevertedRegexp = regexp.MustCompile("(?i)execution reverted")
+
 func (r *RollupWatcher) getNodeCreationBlock(ctx context.Context, nodeNum uint64) (*big.Int, error) {
 	callOpts := r.getCallOpts(ctx)
 	if !r.unSupportedL3Method.Load() {
@@ -80,7 +83,7 @@ func (r *RollupWatcher) getNodeCreationBlock(ctx context.Context, nodeNum uint64
 			return createdAtBlock, nil
 		}
 		log.Trace("failed to call getNodeCreationBlockForLogLookup, falling back on node CreatedAtBlock field", "err", err)
-		if strings.Contains(err.Error(), "execution reverted") {
+		if executionRevertedRegexp.MatchString(err.Error()) {
 			r.unSupportedL3Method.Store(true)
 		} else {
 			return nil, err