diff --git a/internal/core/src/common/EasyAssert.h b/internal/core/src/common/EasyAssert.h
index 763bd65a138a2..22726938ffbdc 100644
--- a/internal/core/src/common/EasyAssert.h
+++ b/internal/core/src/common/EasyAssert.h
@@ -64,13 +64,13 @@ enum ErrorCode {
     MemAllocateFailed = 2034,
     MemAllocateSizeNotMatch = 2035,
     MmapError = 2036,
-    OutOfRange = 2037,
-    GcpNativeError = 2038,
-    KnowhereError = 2100,
+    // timeout or cancel related
+    FollyOtherException = 2037,
+    FollyCancel = 2038,
+    OutOfRange = 2039,
+    GcpNativeError = 2040,
 
-    // timeout or cancel related.
-    FollyOtherException = 2200,
-    FollyCancel = 2201
+    KnowhereError = 2099
 };
 namespace impl {
 void
diff --git a/pkg/util/merr/errors.go b/pkg/util/merr/errors.go
index 30bd26ec49f8f..a0cec3408096d 100644
--- a/pkg/util/merr/errors.go
+++ b/pkg/util/merr/errors.go
@@ -180,8 +180,11 @@ var (
 	ErrSegcore                    = newMilvusError("segcore error", 2000, false)
 	ErrSegcoreUnsupported         = newMilvusError("segcore unsupported error", 2001, false)
 	ErrSegcorePretendFinished     = newMilvusError("segcore pretend finished", 2002, false)
-	ErrSegcoreFollyOtherException = newMilvusError("segcore folly other exception", 2200, false) // throw from segcore.
-	ErrSegcoreFollyCancel         = newMilvusError("segcore Future was canceled", 2201, false)   // throw from segcore.
+	ErrSegcoreFollyOtherException = newMilvusError("segcore folly other exception", 2037, false) // throw from segcore.
+	ErrSegcoreFollyCancel         = newMilvusError("segcore Future was canceled", 2038, false)   // throw from segcore.
+	ErrSegcoreOutOfRange          = newMilvusError("segcore out of range", 2039, false)          // throw from segcore.
+	ErrSegcoreGCPNativeError      = newMilvusError("segcore GCP native error", 2040, false)      // throw from segcore.
+	KnowhereError                 = newMilvusError("knowhere error", 2099, false)                // throw from segcore.
 
 	// Do NOT export this,
 	// never allow programmer using this, keep only for converting unknown error to milvusError