diff --git a/jero-boot/jero-boot-modules/src/main/java/com/jero/modules/problemKnowledgeBase/controller/ProblemKnowledgeBaseClassifyEOController.java b/jero-boot/jero-boot-modules/src/main/java/com/jero/modules/problemKnowledgeBase/controller/ProblemKnowledgeBaseClassifyEOController.java
index 842aaafe4..6cf3c0a82 100644
--- a/jero-boot/jero-boot-modules/src/main/java/com/jero/modules/problemKnowledgeBase/controller/ProblemKnowledgeBaseClassifyEOController.java
+++ b/jero-boot/jero-boot-modules/src/main/java/com/jero/modules/problemKnowledgeBase/controller/ProblemKnowledgeBaseClassifyEOController.java
@@ -111,8 +111,8 @@ public class ProblemKnowledgeBaseClassifyEOController extends JeroController<Pro
 	@AutoLog(value = "问题知识库-分类表-通过id删除")
 	@ApiOperation(value="问题知识库-分类表-通过id删除", notes="问题知识库-分类表-通过id删除")
 	@DeleteMapping(value = "/delete")
-	public Result<?> delete(@RequestParam(name="id",required=true) String id) {
-		problemKnowledgeBaseClassifyEOService.deleteById(id);
+	public Result<?> delete(@RequestParam(name="id",required=true) String id,@RequestParam(name="cut",required=true) String cut) {
+		problemKnowledgeBaseClassifyEOService.deleteById(id,cut);
 		return Result.OK("删除成功!");
 	}
 
@@ -125,8 +125,8 @@ public class ProblemKnowledgeBaseClassifyEOController extends JeroController<Pro
 	@AutoLog(value = "问题知识库-分类表-批量删除")
 	@ApiOperation(value="问题知识库-分类表-批量删除", notes="问题知识库-分类表-批量删除")
 	@DeleteMapping(value = "/deleteBatch")
-	public Result<?> deleteBatch(@RequestParam(name="ids",required=true) String ids) {
-		this.problemKnowledgeBaseClassifyEOService.deleteByIds(Arrays.asList(ids.split(",")));
+	public Result<?> deleteBatch(@RequestParam(name="ids",required=true) String ids,@RequestParam(name="cut",required=true) String cut) {
+		this.problemKnowledgeBaseClassifyEOService.deleteByIds(Arrays.asList(ids.split(",")),cut);
 		return Result.OK("批量删除成功!");
 	}
 
diff --git a/jero-boot/jero-boot-modules/src/main/java/com/jero/modules/problemKnowledgeBase/service/IProblemKnowledgeBaseClassifyEOService.java b/jero-boot/jero-boot-modules/src/main/java/com/jero/modules/problemKnowledgeBase/service/IProblemKnowledgeBaseClassifyEOService.java
index 00564d0f1..2ea94a93f 100644
--- a/jero-boot/jero-boot-modules/src/main/java/com/jero/modules/problemKnowledgeBase/service/IProblemKnowledgeBaseClassifyEOService.java
+++ b/jero-boot/jero-boot-modules/src/main/java/com/jero/modules/problemKnowledgeBase/service/IProblemKnowledgeBaseClassifyEOService.java
@@ -34,7 +34,7 @@ public interface IProblemKnowledgeBaseClassifyEOService extends IService<Problem
 	 * @param id
 	 * @return
 	 */
-    void deleteById(String id);
+    void deleteById(String id,String cut);
 
 	/**
 	 * 批量删除
@@ -42,7 +42,7 @@ public interface IProblemKnowledgeBaseClassifyEOService extends IService<Problem
 	 * @param ids
 	 * @return
 	 */
-    void deleteByIds(List<String> ids);
+    void deleteByIds(List<String> ids,String cut);
 
 	/**
 	 * 通过id查询
diff --git a/jero-boot/jero-boot-modules/src/main/java/com/jero/modules/problemKnowledgeBase/service/impl/ProblemKnowledgeBaseClassifyEOServiceImpl.java b/jero-boot/jero-boot-modules/src/main/java/com/jero/modules/problemKnowledgeBase/service/impl/ProblemKnowledgeBaseClassifyEOServiceImpl.java
index 615865026..9cd6d40d2 100644
--- a/jero-boot/jero-boot-modules/src/main/java/com/jero/modules/problemKnowledgeBase/service/impl/ProblemKnowledgeBaseClassifyEOServiceImpl.java
+++ b/jero-boot/jero-boot-modules/src/main/java/com/jero/modules/problemKnowledgeBase/service/impl/ProblemKnowledgeBaseClassifyEOServiceImpl.java
@@ -1,8 +1,13 @@
 package com.jero.modules.problemKnowledgeBase.service.impl;
 
+import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
+import com.jero.common.constant.enums.CutEnum;
+import com.jero.common.exception.JeroBootException;
 import com.jero.modules.problemKnowledgeBase.entity.ProblemKnowledgeBaseClassifyEO;
+import com.jero.modules.problemKnowledgeBase.entity.ProblemKnowledgeBaseEO;
 import com.jero.modules.problemKnowledgeBase.mapper.ProblemKnowledgeBaseClassifyEOMapper;
 import com.jero.modules.problemKnowledgeBase.service.IProblemKnowledgeBaseClassifyEOService;
+import com.jero.modules.problemKnowledgeBase.service.IProblemKnowledgeBaseEOService;
 import com.jero.modules.project.entity.ConditionAssessmentEO;
 import com.jero.modules.system.entity.SysUser;
 import com.jero.modules.system.service.ISysUserService;
@@ -30,6 +35,8 @@ import org.springframework.transaction.annotation.Transactional;
 public class ProblemKnowledgeBaseClassifyEOServiceImpl extends ServiceImpl<ProblemKnowledgeBaseClassifyEOMapper, ProblemKnowledgeBaseClassifyEO> implements IProblemKnowledgeBaseClassifyEOService {
 	@Autowired
 	private ISysUserService sysUserService;
+	@Autowired
+	private IProblemKnowledgeBaseEOService problemKnowledgeBaseEOService;
 
 	/**
 	 * 保存
@@ -65,7 +72,8 @@ public class ProblemKnowledgeBaseClassifyEOServiceImpl extends ServiceImpl<Probl
 	 * @return
 	 */
 	@Override
-    public void deleteById(String id) {
+    public void deleteById(String id,String cut) {
+		checkData(Arrays.asList(id.split(",")),cut);
         removeById(id);
     }
 
@@ -76,7 +84,8 @@ public class ProblemKnowledgeBaseClassifyEOServiceImpl extends ServiceImpl<Probl
 	 * @return
 	 */
 	@Override
-    public void deleteByIds(List<String> ids) {
+    public void deleteByIds(List<String> ids,String cut) {
+		checkData(ids,cut);
         removeByIds(ids);
     }
 
@@ -144,4 +153,21 @@ public class ProblemKnowledgeBaseClassifyEOServiceImpl extends ServiceImpl<Probl
 			});
 		}
 	}
+
+	/**
+	 * 根据id验证数据是否能被删除。
+	 * @param idList
+	 */
+	public void checkData(List<String> idList,String cut){
+		QueryWrapper<ProblemKnowledgeBaseEO> queryWrapper = new QueryWrapper<>();
+		queryWrapper.lambda().in(ProblemKnowledgeBaseEO::getProblemType,idList);
+		List<ProblemKnowledgeBaseEO> problemKnowledgeBaseEOS = this.problemKnowledgeBaseEOService.list(queryWrapper);
+		if(CollectionUtils.isNotEmpty(problemKnowledgeBaseEOS)){
+			if(StringUtils.equals(cut, CutEnum.CN.getValue())){
+				throw new JeroBootException("分类不能删除，已经被问题知识库引用！");
+			}else if(StringUtils.equals(cut, CutEnum.EN.getValue())){
+				throw new JeroBootException("Classification cannot be deleted, has been referenced by the problem knowledge base!");
+			}
+		}
+	}
 }