diff --git a/zetaclient/chains/bitcoin/observer/event.go b/zetaclient/chains/bitcoin/observer/event.go
index ffc79916d7..a30d2ac507 100644
--- a/zetaclient/chains/bitcoin/observer/event.go
+++ b/zetaclient/chains/bitcoin/observer/event.go
@@ -151,8 +151,8 @@ func ValidateStandardMemo(memoStd memo.InboundMemo, chainID int64) error {
 	return nil
 }
 
-// CheckEventProcessability checks if the inbound event is processable
-func (ob *Observer) CheckEventProcessability(event BTCInboundEvent) bool {
+// IsEventProcessable checks if the inbound event is processable
+func (ob *Observer) IsEventProcessable(event BTCInboundEvent) bool {
 	// check if the event is processable
 	switch result := event.Processability(); result {
 	case clienttypes.InboundProcessabilityGood:
diff --git a/zetaclient/chains/bitcoin/observer/event_test.go b/zetaclient/chains/bitcoin/observer/event_test.go
index fd870731f8..77c1cd84be 100644
--- a/zetaclient/chains/bitcoin/observer/event_test.go
+++ b/zetaclient/chains/bitcoin/observer/event_test.go
@@ -302,7 +302,7 @@ func Test_ValidateStandardMemo(t *testing.T) {
 	}
 }
 
-func Test_CheckEventProcessability(t *testing.T) {
+func Test_IsEventProcessable(t *testing.T) {
 	// can use any bitcoin chain for testing
 	chain := chains.BitcoinMainnet
 	params := mocks.MockChainParams(chain.ChainId, 10)
@@ -345,7 +345,7 @@ func Test_CheckEventProcessability(t *testing.T) {
 
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
-			result := ob.CheckEventProcessability(tt.event)
+			result := ob.IsEventProcessable(tt.event)
 			require.Equal(t, tt.result, result)
 		})
 	}
diff --git a/zetaclient/chains/bitcoin/observer/inbound.go b/zetaclient/chains/bitcoin/observer/inbound.go
index 65f7b852af..12d7d15f46 100644
--- a/zetaclient/chains/bitcoin/observer/inbound.go
+++ b/zetaclient/chains/bitcoin/observer/inbound.go
@@ -349,7 +349,7 @@ func (ob *Observer) GetInboundVoteFromBtcEvent(event *BTCInboundEvent) *crosscha
 	}
 
 	// check if the event is processable
-	if !ob.CheckEventProcessability(*event) {
+	if !ob.IsEventProcessable(*event) {
 		return nil
 	}
 
diff --git a/zetaclient/chains/bitcoin/signer/signer.go b/zetaclient/chains/bitcoin/signer/signer.go
index c239627f22..cb960183b6 100644
--- a/zetaclient/chains/bitcoin/signer/signer.go
+++ b/zetaclient/chains/bitcoin/signer/signer.go
@@ -450,7 +450,7 @@ func (signer *Signer) TryProcessOutbound(
 	if err != nil {
 		logger.Warn().
 			Err(err).
-			Msgf("SignConnectorOnReceive error: nonce %d chain %d", outboundTssNonce, params.ReceiverChainId)
+			Msgf("SignWithdrawTx error: nonce %d chain %d", outboundTssNonce, params.ReceiverChainId)
 		return
 	}
 	logger.Info().
diff --git a/zetaclient/chains/evm/observer/v2_inbound.go b/zetaclient/chains/evm/observer/v2_inbound.go
index 9688851af6..45eadaa4fe 100644
--- a/zetaclient/chains/evm/observer/v2_inbound.go
+++ b/zetaclient/chains/evm/observer/v2_inbound.go
@@ -23,8 +23,8 @@ import (
 	"github.com/zeta-chain/node/zetaclient/zetacore"
 )
 
-// checkEventProcessability checks if the event is processable
-func (ob *Observer) checkEventProcessability(
+// IsEventProcessable checks if the event is processable
+func (ob *Observer) IsEventProcessable(
 	sender, receiver ethcommon.Address,
 	txHash ethcommon.Hash,
 	payload []byte,
@@ -99,7 +99,7 @@ func (ob *Observer) ObserveGatewayDeposit(ctx context.Context, startBlock, toBlo
 		}
 
 		// check if the event is processable
-		if !ob.checkEventProcessability(event.Sender, event.Receiver, event.Raw.TxHash, event.Payload) {
+		if !ob.IsEventProcessable(event.Sender, event.Receiver, event.Raw.TxHash, event.Payload) {
 			continue
 		}
 
@@ -247,7 +247,7 @@ func (ob *Observer) ObserveGatewayCall(ctx context.Context, startBlock, toBlock
 		}
 
 		// check if the event is processable
-		if !ob.checkEventProcessability(event.Sender, event.Receiver, event.Raw.TxHash, event.Payload) {
+		if !ob.IsEventProcessable(event.Sender, event.Receiver, event.Raw.TxHash, event.Payload) {
 			continue
 		}
 
@@ -378,7 +378,7 @@ func (ob *Observer) ObserveGatewayDepositAndCall(ctx context.Context, startBlock
 		}
 
 		// check if the event is processable
-		if !ob.checkEventProcessability(event.Sender, event.Receiver, event.Raw.TxHash, event.Payload) {
+		if !ob.IsEventProcessable(event.Sender, event.Receiver, event.Raw.TxHash, event.Payload) {
 			continue
 		}
 
diff --git a/zetaclient/chains/solana/observer/inbound.go b/zetaclient/chains/solana/observer/inbound.go
index a560d6b9d0..66e6a88055 100644
--- a/zetaclient/chains/solana/observer/inbound.go
+++ b/zetaclient/chains/solana/observer/inbound.go
@@ -271,7 +271,7 @@ func (ob *Observer) BuildInboundVoteMsgFromEvent(event *clienttypes.InboundEvent
 	}
 
 	// check if the event is processable
-	if !ob.CheckEventProcessability(*event) {
+	if !ob.IsEventProcessable(*event) {
 		return nil
 	}
 
@@ -305,8 +305,8 @@ func (ob *Observer) BuildInboundVoteMsgFromEvent(event *clienttypes.InboundEvent
 	return msg
 }
 
-// CheckEventProcessability checks if the inbound event is processable
-func (ob *Observer) CheckEventProcessability(event clienttypes.InboundEvent) bool {
+// IsEventProcessable checks if the inbound event is processable
+func (ob *Observer) IsEventProcessable(event clienttypes.InboundEvent) bool {
 	switch result := event.Processability(); result {
 	case clienttypes.InboundProcessabilityGood:
 		return true
diff --git a/zetaclient/chains/solana/observer/inbound_test.go b/zetaclient/chains/solana/observer/inbound_test.go
index c8028dc5ce..02c4a95efd 100644
--- a/zetaclient/chains/solana/observer/inbound_test.go
+++ b/zetaclient/chains/solana/observer/inbound_test.go
@@ -167,7 +167,7 @@ func Test_BuildInboundVoteMsgFromEvent(t *testing.T) {
 	})
 }
 
-func Test_CheckEventProcessability(t *testing.T) {
+func Test_IsEventProcessable(t *testing.T) {
 	// parepare params
 	chain := chains.SolanaDevnet
 	params := sample.ChainParams(chain.ChainId)
@@ -210,7 +210,7 @@ func Test_CheckEventProcessability(t *testing.T) {
 
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
-			result := ob.CheckEventProcessability(tt.event)
+			result := ob.IsEventProcessable(tt.event)
 			require.Equal(t, tt.result, result)
 		})
 	}