diff --git a/common-entity-framework-core/src/main/java/com/inspur/edp/cef/core/datatype/CefEntity.java b/common-entity-framework-core/src/main/java/com/inspur/edp/cef/core/datatype/CefEntity.java
index b6c3e5e320d638b41c13593b80347e8cbd15c870..1ded8dc426d967617c9afa5fe7796ff4c12e41e0 100644
--- a/common-entity-framework-core/src/main/java/com/inspur/edp/cef/core/datatype/CefEntity.java
+++ b/common-entity-framework-core/src/main/java/com/inspur/edp/cef/core/datatype/CefEntity.java
@@ -421,7 +421,7 @@ public abstract class CefEntity extends CefDataType implements ICefEntity {
         addUQConstraintValidations(b4SaveValAssembler);
         addSecretValidations(b4SaveValAssembler);
         addRequireValidations(b4SaveValAssembler);
-        LengthValUtils.addLengthVals(extList, b4SaveValAssembler, getEntityResInfo().getEntityTypeInfo(), getVersion(), getEntityResInfo().getEntityId());
+        LengthValUtils.addLengthVals(extList, b4SaveValAssembler, getEntityResInfo().getEntityTypeInfo(), getVersion(), getEntityResInfo().getEntityCode(), getEntityResInfo().getEntityId());
         addExtendB4SaveVals(b4SaveValAssembler);
         addChildTransB4SaveVals(b4SaveValAssembler);
 //		addDeleteCheckValidations(b4SaveValAssembler);
diff --git a/common-entity-framework-core/src/main/java/com/inspur/edp/cef/core/datatype/CefValueObject.java b/common-entity-framework-core/src/main/java/com/inspur/edp/cef/core/datatype/CefValueObject.java
index de6057b38d6921e64f37bc7ab5a0c33ef045b849..5a9f412498287b5102b8a54dc0c0486bbd506a50 100644
--- a/common-entity-framework-core/src/main/java/com/inspur/edp/cef/core/datatype/CefValueObject.java
+++ b/common-entity-framework-core/src/main/java/com/inspur/edp/cef/core/datatype/CefValueObject.java
@@ -284,7 +284,7 @@ public abstract class CefValueObject extends CefDataType {
     private void addBuiltInB4SaveVals(ValueObjBeforeSaveValAssembler b4SaveValAssembler) {
         addUdtTransB4SaveVals(b4SaveValAssembler);
         addRequireValidations(b4SaveValAssembler);
-        LengthValUtils.addLengthVals(b4SaveValAssembler, getValueObjResInfo().getEntityTypeInfo(), getVersion());
+        LengthValUtils.addLengthVals(b4SaveValAssembler, getValueObjResInfo().getEntityTypeInfo(), getVersion(), getValueObjResInfo().getEntityCode());
         addUdtB4SaveVals(b4SaveValAssembler);
     }
 
diff --git a/common-entity-framework-core/src/main/java/com/inspur/edp/cef/core/validation/lengthvaladaptor/LengthValAdaptor.java b/common-entity-framework-core/src/main/java/com/inspur/edp/cef/core/validation/lengthvaladaptor/LengthValAdaptor.java
index 68541e7208fd7587b7ce6806d1d46122f86950e5..69d9f274e55a7d9818f3d2b53ac443fbab3df30e 100644
--- a/common-entity-framework-core/src/main/java/com/inspur/edp/cef/core/validation/lengthvaladaptor/LengthValAdaptor.java
+++ b/common-entity-framework-core/src/main/java/com/inspur/edp/cef/core/validation/lengthvaladaptor/LengthValAdaptor.java
@@ -24,6 +24,7 @@ import com.inspur.edp.cef.api.message.IBizMessage;
 import com.inspur.edp.cef.api.message.ISupportBizMessage;
 import com.inspur.edp.cef.api.message.MessageLevel;
 import com.inspur.edp.cef.api.validation.ICefValidationContext;
+import com.inspur.edp.cef.api.validation.IValueObjValidationContext;
 import com.inspur.edp.cef.core.exception.ExceptionCode;
 import com.inspur.edp.cef.entity.changeset.AbstractModifyChangeDetail;
 import com.inspur.edp.cef.entity.changeset.ChangeType;
@@ -109,14 +110,23 @@ public abstract class LengthValAdaptor implements IValidation {
 
     /**
      * 记录字段长度校验失败的上下文信息，便于定位问题。
-     * 具体的限制值和实际值在 getDisplayMessage() 构建的异常消息中已有详细描述。
      */
     protected void logValidationFailure(ICefValidationContext context) {
         String beId = null;
         String beCode = null;
         String objCode = entityCode;
-        if (context instanceof IDeterminationContext) {
-            IDeterminationContext detCtx = (IDeterminationContext) context;
+
+        // 值对象场景：从父上下文提取 BE 信息
+        ICefValidationContext beContext = context;
+        if (context instanceof IValueObjValidationContext) {
+            ICefValidationContext parentCtx = ((IValueObjValidationContext) context).getParentContext();
+            if (parentCtx != null) {
+                beContext = parentCtx;
+            }
+        }
+
+        if (beContext instanceof IDeterminationContext) {
+            IDeterminationContext detCtx = (IDeterminationContext) beContext;
             if (detCtx.getModelResInfo() != null) {
                 beId = detCtx.getModelResInfo().getMetaDataId();
                 beCode = detCtx.getModelResInfo().getRootNodeCode();
@@ -127,7 +137,7 @@ public abstract class LengthValAdaptor implements IValidation {
             }
         }
 
-        logger.error("字段长度校验失败, BE:[ID:{}, 编号:{}], 对象:[名称:{}, ID:{}, 编号:{}], 字段code:{}",
+        logger.warn("字段长度校验失败, BE:[ID:{}, 编号:{}], 对象:[名称:{}, ID:{}, 编号:{}], 字段code:{}",
                 Objects.toString(beId, "?"),
                 Objects.toString(beCode, "?"),
                 context.getEntityI18nName(),
diff --git a/common-entity-framework-core/src/main/java/com/inspur/edp/cef/core/validation/lengthvaladaptor/LengthValUtils.java b/common-entity-framework-core/src/main/java/com/inspur/edp/cef/core/validation/lengthvaladaptor/LengthValUtils.java
index 10517642627a70697d4a911ebeebf2c235ac9792..10e2ed7bc62b193c0ad5e4082413f48394ccc1c6 100644
--- a/common-entity-framework-core/src/main/java/com/inspur/edp/cef/core/validation/lengthvaladaptor/LengthValUtils.java
+++ b/common-entity-framework-core/src/main/java/com/inspur/edp/cef/core/validation/lengthvaladaptor/LengthValUtils.java
@@ -17,10 +17,7 @@
 package com.inspur.edp.cef.core.validation.lengthvaladaptor;
 
 import com.inspur.edp.cef.api.repository.GspDbDataType;
-import com.inspur.edp.cef.core.validation.requiredvaladaptor.RequiredStringValAdaptor;
 import com.inspur.edp.cef.spi.entity.info.CefDataTypeInfo;
-import com.inspur.edp.cef.spi.entity.info.CefEntityTypeInfo;
-import com.inspur.edp.cef.spi.entity.info.propertyinfo.AssocationPropertyInfo;
 import com.inspur.edp.cef.spi.entity.info.propertyinfo.DataTypePropertyInfo;
 import com.inspur.edp.cef.spi.entity.info.propertyinfo.ObjectType;
 import com.inspur.edp.cef.spi.extend.entity.ICefEntityExtend;
@@ -32,20 +29,21 @@ import java.util.Map;
 public class LengthValUtils {
     public static void addLengthVals(
             IRuntimeValidationAssembler validationAssembler, CefDataTypeInfo dataTypeInfo) {
-        addLengthVals(validationAssembler, dataTypeInfo, 0);
+        addLengthVals(validationAssembler, dataTypeInfo, 0, null);
     }
 
     /**
      * 长度校验传入扩展信息
      *
-     * @param extendList
-     * @param validationAssembler
-     * @param dataTypeInfo
-     * @param cefVersion
+     * @param extendList  扩展信息列表
+     * @param validationAssembler 校验装配器
+     * @param dataTypeInfo 数据类型信息
+     * @param cefVersion   CEF版本
+     * @param entityCode   实体/值对象编码
+     * @param entityId     实体ID（值对象传null）
      */
-    public static void addLengthVals(List<ICefEntityExtend> extendList, IRuntimeValidationAssembler validationAssembler, CefDataTypeInfo dataTypeInfo, int cefVersion, String entityId) {
+    public static void addLengthVals(List<ICefEntityExtend> extendList, IRuntimeValidationAssembler validationAssembler, CefDataTypeInfo dataTypeInfo, int cefVersion, String entityCode, String entityId) {
         int index = 0;
-        String entityCode = getEntityCode(dataTypeInfo);
         for (DataTypePropertyInfo propertyInfo : dataTypeInfo.getPropertyInfos().values()) {
             if (propertyInfo.getObjectType() == ObjectType.Association) {
                 validationAssembler.getValidations().add(index++, new newAssociationLengthValAdaptor(propertyInfo.getPropertyName(), propertyInfo.getLength(), propertyInfo.getPrecision(), cefVersion, entityCode, entityId));
@@ -92,16 +90,8 @@ public class LengthValUtils {
         return propertyInfo.getLength();
     }
 
-    private static String getEntityCode(CefDataTypeInfo dataTypeInfo) {
-        if (dataTypeInfo instanceof CefEntityTypeInfo) {
-            return ((CefEntityTypeInfo) dataTypeInfo).getEntityCode();
-        }
-        return null;
-    }
-
-    public static void addLengthVals(IRuntimeValidationAssembler validationAssembler, CefDataTypeInfo dataTypeInfo, int cefVersion) {
+    public static void addLengthVals(IRuntimeValidationAssembler validationAssembler, CefDataTypeInfo dataTypeInfo, int cefVersion, String entityCode) {
         int index = 0;
-        String entityCode = getEntityCode(dataTypeInfo);
         for (DataTypePropertyInfo propertyInfo : dataTypeInfo.getPropertyInfos().values()) {
             if (propertyInfo.getObjectType() == ObjectType.Association) {
                 validationAssembler.getValidations().add(index++, new newAssociationLengthValAdaptor(propertyInfo.getPropertyName(), propertyInfo.getLength(), propertyInfo.getPrecision(), cefVersion, entityCode, null));