diff --git a/documentation/en/default-lotus-config.toml b/documentation/en/default-lotus-config.toml
index 8d3eda9d496..41bc082da38 100644
--- a/documentation/en/default-lotus-config.toml
+++ b/documentation/en/default-lotus-config.toml
@@ -223,6 +223,7 @@
 [Fevm]
   # EnableEthRPC enables eth_ RPC methods.
   # Note: Setting this to true will also require that ChainIndexer is enabled, otherwise it will cause an error at startup.
+  # Set EnableIndexer in the ChainIndexer section of the config to true to enable the ChainIndexer.
   #
   # type: bool
   # env var: LOTUS_FEVM_ENABLEETHRPC
@@ -249,6 +250,7 @@
   # EnableActorEventsAPI enables the Actor events API that enables clients to consume events
   # emitted by (smart contracts + built-in Actors).
   # Note: Setting this to true will also require that ChainIndexer is enabled, otherwise it will cause an error at startup.
+  # Set EnableIndexer in the ChainIndexer section of the config to true to enable the ChainIndexer.
   #
   # type: bool
   # env var: LOTUS_EVENTS_ENABLEACTOREVENTSAPI
@@ -294,6 +296,9 @@
   # 
   # Setting this to true will enable the indexer, which will significantly improve RPC performance.
   # It is strongly recommended to keep this set to true if you are an RPC provider.
+  # 
+  # If EnableEthRPC or EnableActorEventsAPI are set to true, the ChainIndexer must be enabled using
+  # this option to avoid errors at startup.
   #
   # type: bool
   # env var: LOTUS_CHAININDEXER_ENABLEINDEXER
diff --git a/node/builder_chain.go b/node/builder_chain.go
index 8672fa56803..72d6f2ee7f1 100644
--- a/node/builder_chain.go
+++ b/node/builder_chain.go
@@ -180,10 +180,10 @@ func ConfigFullNode(c interface{}) Option {
 	}
 
 	if cfg.Fevm.EnableEthRPC && !cfg.ChainIndexer.EnableIndexer {
-		return Error(xerrors.New("chain indexer must be enabled if ETH RPC is enabled"))
+		return Error(xerrors.New("EnableIndexer in the ChainIndexer configuration section must be set to true when setting EnableEthRPC to true"))
 	}
 	if cfg.Events.EnableActorEventsAPI && !cfg.ChainIndexer.EnableIndexer {
-		return Error(xerrors.New("chain indexer must be enabled if actor events API is enabled"))
+		return Error(xerrors.New("EnableIndexer in the ChainIndexer configuration section must be set to true when setting EnableActorEventsAPI to true"))
 	}
 
 	return Options(
diff --git a/node/config/doc_gen.go b/node/config/doc_gen.go
index d448f5b9ab3..feab3d5b6e0 100644
--- a/node/config/doc_gen.go
+++ b/node/config/doc_gen.go
@@ -83,7 +83,10 @@ It is a crucial component for optimizing Lotus RPC response times.
 Default: false (indexer is disabled)
 
 Setting this to true will enable the indexer, which will significantly improve RPC performance.
-It is strongly recommended to keep this set to true if you are an RPC provider.`,
+It is strongly recommended to keep this set to true if you are an RPC provider.
+
+If EnableEthRPC or EnableActorEventsAPI are set to true, the ChainIndexer must be enabled using
+this option to avoid errors at startup.`,
 		},
 		{
 			Name: "GCRetentionEpochs",
@@ -179,7 +182,8 @@ may increase startup time.`,
 
 			Comment: `EnableActorEventsAPI enables the Actor events API that enables clients to consume events
 emitted by (smart contracts + built-in Actors).
-Note: Setting this to true will also require that ChainIndexer is enabled, otherwise it will cause an error at startup.`,
+Note: Setting this to true will also require that ChainIndexer is enabled, otherwise it will cause an error at startup.
+Set EnableIndexer in the ChainIndexer section of the config to true to enable the ChainIndexer.`,
 		},
 		{
 			Name: "FilterTTL",
@@ -255,7 +259,8 @@ rewards. This address should have adequate funds to cover gas fees.`,
 			Type: "bool",
 
 			Comment: `EnableEthRPC enables eth_ RPC methods.
-Note: Setting this to true will also require that ChainIndexer is enabled, otherwise it will cause an error at startup.`,
+Note: Setting this to true will also require that ChainIndexer is enabled, otherwise it will cause an error at startup.
+Set EnableIndexer in the ChainIndexer section of the config to true to enable the ChainIndexer.`,
 		},
 		{
 			Name: "EthTraceFilterMaxResults",
diff --git a/node/config/types.go b/node/config/types.go
index 46be4089d63..3824427b2af 100644
--- a/node/config/types.go
+++ b/node/config/types.go
@@ -540,6 +540,7 @@ type FeeConfig struct {
 type FevmConfig struct {
 	// EnableEthRPC enables eth_ RPC methods.
 	// Note: Setting this to true will also require that ChainIndexer is enabled, otherwise it will cause an error at startup.
+	// Set EnableIndexer in the ChainIndexer section of the config to true to enable the ChainIndexer.
 	EnableEthRPC bool
 
 	// EthTraceFilterMaxResults sets the maximum results returned per request by trace_filter
@@ -557,6 +558,7 @@ type EventsConfig struct {
 	// EnableActorEventsAPI enables the Actor events API that enables clients to consume events
 	// emitted by (smart contracts + built-in Actors).
 	// Note: Setting this to true will also require that ChainIndexer is enabled, otherwise it will cause an error at startup.
+	// Set EnableIndexer in the ChainIndexer section of the config to true to enable the ChainIndexer.
 	EnableActorEventsAPI bool
 
 	// FilterTTL specifies the time to live for actor event filters. Filters that haven't been accessed longer than
@@ -587,6 +589,9 @@ type ChainIndexerConfig struct {
 	//
 	// Setting this to true will enable the indexer, which will significantly improve RPC performance.
 	// It is strongly recommended to keep this set to true if you are an RPC provider.
+	//
+	// If EnableEthRPC or EnableActorEventsAPI are set to true, the ChainIndexer must be enabled using
+	// this option to avoid errors at startup.
 	EnableIndexer bool
 
 	// GCRetentionEpochs specifies the number of epochs for which data is retained in the Indexer.