internal/params: un-schedule mainnet hard forks (#4420)

* internal/params: un-schedule mainnet hard forks

and add logs to help debug the recent consensus loss

* core/state: update logs

core/state/state_object.go

@@ -509,7 +509,12 @@ func (s *Object) Code(db Database, isValidatorCode bool) []byte {
 	if s.validatorWrapper || isValidatorCode {
 		code, err := db.ValidatorCode(s.addrHash, common.BytesToHash(s.CodeHash()))
 		if err != nil {
-			s.setError(fmt.Errorf("can't load validator code hash %x: %v", s.CodeHash(), err))
+			s.setError(
+				fmt.Errorf(
+					"can't load validator code for address %s hash %x: %v",
+					s.address.Hex(), s.CodeHash(), err,
+				),
+			)
 		}
 		if code != nil {
 			s.code = code
@@ -518,10 +523,18 @@ func (s *Object) Code(db Database, isValidatorCode bool) []byte {
 	}
 	code, err := db.ContractCode(s.addrHash, common.BytesToHash(s.CodeHash()))
 	if err != nil {
-		s.setError(fmt.Errorf("can't load code hash %x: %v", s.CodeHash(), err))
-	}
-	s.code = code
-	return code
+		s.setError(
+			fmt.Errorf(
+				"can't load code for address %s hash %x: %v",
+				s.address.Hex(), s.CodeHash(), err,
+			),
+		)
+	}
+	if code != nil {
+		s.code = code
+		return code
+	}
+	return nil
 }
 
 // CodeSize returns the size of the contract/validator code associated with this object,

internal/params/config.go

@@ -71,8 +71,8 @@ var (
 		AllowlistEpoch:                         EpochTBD,
 		LeaderRotationExternalNonBeaconLeaders: EpochTBD,
 		LeaderRotationExternalBeaconLeaders:    EpochTBD,
-		FeeCollectEpoch:                        big.NewInt(1451), // 2023-05-17 04:02:00+00:00
-		ValidatorCodeFixEpoch:                  big.NewInt(1451),
+		FeeCollectEpoch:                        EpochTBD,
+		ValidatorCodeFixEpoch:                  EpochTBD,
 	}
 
 	// TestnetChainConfig contains the chain parameters to run a node on the harmony test network.