diff --git a/ruoyi-modules/zjk-api/libs/bubichain-sdk-4.0.4.jar b/ruoyi-modules/zjk-api/libs/bubichain-sdk-4.0.4.jar
new file mode 100644
index 0000000000000000000000000000000000000000..f346a579924908cfa9345fb4863964a865e7759e
Binary files /dev/null and b/ruoyi-modules/zjk-api/libs/bubichain-sdk-4.0.4.jar differ
diff --git a/ruoyi-modules/zjk-api/pom.xml b/ruoyi-modules/zjk-api/pom.xml
index d9856c16d494fb93f02a994f27667935e66909f5..04d41fe2aa1d9343b77b104291505cca298e4af0 100644
--- a/ruoyi-modules/zjk-api/pom.xml
+++ b/ruoyi-modules/zjk-api/pom.xml
@@ -112,12 +112,9 @@
         <groupId>cn.bubi.sdk</groupId>
         <artifactId>bubichain-sdk</artifactId>
         <version>4.0.4</version>
+        <scope>system</scope>
+        <systemPath>${basedir}/libs/bubichain-sdk-4.0.4.jar</systemPath>
     </dependency>
-        <dependency>
-            <groupId>cn.bubi.sdk</groupId>
-            <artifactId>bubichain-sdk</artifactId>
-            <version>4.0.4</version>
-        </dependency>
     </dependencies>
 
     <build>
diff --git a/ruoyi-modules/zjk-api/src/main/java/org/dromara/zjk/service/impl/LearningBackServiceImpl.java b/ruoyi-modules/zjk-api/src/main/java/org/dromara/zjk/service/impl/LearningBackServiceImpl.java
index 6c7ac7e3e7066d3796c05219cf057a1fcc08ea8e..f4c53e8331bb170eca88105cbda3032660db9cb6 100644
--- a/ruoyi-modules/zjk-api/src/main/java/org/dromara/zjk/service/impl/LearningBackServiceImpl.java
+++ b/ruoyi-modules/zjk-api/src/main/java/org/dromara/zjk/service/impl/LearningBackServiceImpl.java
@@ -1,5 +1,6 @@
 package org.dromara.zjk.service.impl;
 
+import cn.hutool.core.collection.CollectionUtil;
 import cn.hutool.core.util.IdUtil;
 import org.dromara.common.core.constant.TenantConstants;
 import org.dromara.common.core.utils.MapstructUtils;
@@ -12,6 +13,7 @@ import com.baomidou.mybatisplus.core.toolkit.Wrappers;
 import lombok.RequiredArgsConstructor;
 import org.dromara.common.satoken.utils.LoginHelper;
 import org.dromara.zjk.domain.LearningEvaluate;
+import org.dromara.zjk.domain.LearningSuggest;
 import org.dromara.zjk.mapper.ZjkExpertMapper;
 import org.springframework.stereotype.Service;
 import org.dromara.zjk.domain.bo.LearningBackBo;
@@ -64,7 +66,9 @@ public class LearningBackServiceImpl implements ILearningBackService {
         LambdaQueryWrapper<LearningBack> lqw = buildQueryWrapper(bo);
         if(!StringUtils.isEmpty(bo.getExpertName())){
             List<Long> uids = zjkExpertMapper.selectIdsByName(bo.getExpertName());
-            lqw.in(LearningBack::getCreateBy, uids);
+            if(!CollectionUtil.isEmpty(uids)){
+                lqw.in(LearningBack::getCreateBy, uids);
+            }
         }
         lqw.orderByDesc(LearningBack::getCreateTime);
         Page<LearningBackVo> result = baseMapper.selectVoPage(pageQuery.build(), lqw);
diff --git a/ruoyi-modules/zjk-api/src/main/java/org/dromara/zjk/service/impl/LearningEvaluateServiceImpl.java b/ruoyi-modules/zjk-api/src/main/java/org/dromara/zjk/service/impl/LearningEvaluateServiceImpl.java
index b1b79a7ee82cffd7aa009289fe4afd433e534e76..496193fa8219e9b40c1cddc4168a3f3583566f8f 100644
--- a/ruoyi-modules/zjk-api/src/main/java/org/dromara/zjk/service/impl/LearningEvaluateServiceImpl.java
+++ b/ruoyi-modules/zjk-api/src/main/java/org/dromara/zjk/service/impl/LearningEvaluateServiceImpl.java
@@ -1,30 +1,29 @@
 package org.dromara.zjk.service.impl;
 
+import cn.hutool.core.collection.CollectionUtil;
 import cn.hutool.core.util.IdUtil;
+import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
+import com.baomidou.mybatisplus.core.toolkit.Wrappers;
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+import lombok.RequiredArgsConstructor;
 import org.dromara.common.core.constant.TenantConstants;
 import org.dromara.common.core.utils.MapstructUtils;
 import org.dromara.common.core.utils.StringUtils;
-import org.dromara.common.mybatis.core.page.TableDataInfo;
 import org.dromara.common.mybatis.core.page.PageQuery;
-import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
-import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
-import com.baomidou.mybatisplus.core.toolkit.Wrappers;
-import lombok.RequiredArgsConstructor;
+import org.dromara.common.mybatis.core.page.TableDataInfo;
 import org.dromara.common.satoken.utils.LoginHelper;
-import org.dromara.zjk.domain.LearningBack;
-import org.dromara.zjk.enums.ApprovalStatusEnum;
-import org.dromara.zjk.learning_world.mapper.ZjkLearningCourseMapper;
-import org.dromara.zjk.mapper.ZjkExpertMapper;
-import org.springframework.stereotype.Service;
+import org.dromara.zjk.domain.LearningEvaluate;
 import org.dromara.zjk.domain.bo.LearningEvaluateBo;
 import org.dromara.zjk.domain.vo.LearningEvaluateVo;
-import org.dromara.zjk.domain.LearningEvaluate;
+import org.dromara.zjk.learning_world.mapper.ZjkLearningCourseMapper;
 import org.dromara.zjk.mapper.LearningEvaluateMapper;
+import org.dromara.zjk.mapper.ZjkExpertMapper;
 import org.dromara.zjk.service.ILearningEvaluateService;
+import org.springframework.stereotype.Service;
 
+import java.util.Collection;
 import java.util.List;
 import java.util.Map;
-import java.util.Collection;
 
 /**
  * 【请填写功能名称】Service业务层处理
@@ -39,6 +38,7 @@ public class LearningEvaluateServiceImpl implements ILearningEvaluateService {
     private final LearningEvaluateMapper baseMapper;
     private final ZjkExpertMapper zjkExpertMapper;
     private final ZjkLearningCourseMapper zjkLearningCourseMapper;
+
     /**
      * 查询【请填写功能名称】
      *
@@ -46,9 +46,9 @@ public class LearningEvaluateServiceImpl implements ILearningEvaluateService {
      * @return 【请填写功能名称】
      */
     @Override
-    public LearningEvaluateVo queryById(String ID){
+    public LearningEvaluateVo queryById(String ID) {
         LearningEvaluateVo res = baseMapper.selectVoById(ID);
-        if(res.getCourseId()!=null){
+        if (res.getCourseId() != null) {
             res.setCourseName(zjkLearningCourseMapper.selectById(res.getCourseId()).getCourseName());
         }
         return res;
@@ -68,17 +68,21 @@ public class LearningEvaluateServiceImpl implements ILearningEvaluateService {
         if (contains) {
             lqw.in(LearningEvaluate::getCreateBy, LoginHelper.getUserId());
         }
-        if(!StringUtils.isEmpty(bo.getExpertName())){
+        if (!StringUtils.isEmpty(bo.getExpertName())) {
             List<Long> uids = zjkExpertMapper.selectIdsByName(bo.getExpertName());
-            lqw.in(LearningEvaluate::getCreateBy, uids);
+            if (!CollectionUtil.isEmpty(uids)) {
+                lqw.in(LearningEvaluate::getCreateBy, uids);
+            }
         }
-        if(!StringUtils.isEmpty(bo.getCourseName())){
+        if (!StringUtils.isEmpty(bo.getCourseName())) {
             List<Long> cids = zjkLearningCourseMapper.selectIdsByName(bo.getCourseName());
-            lqw.in(LearningEvaluate::getCourseId, cids);
+            if (!CollectionUtil.isEmpty(cids)) {
+                lqw.in(LearningEvaluate::getCourseId, cids);
+            }
         }
         lqw.orderByDesc(LearningEvaluate::getCreateTime);
         Page<LearningEvaluateVo> result = baseMapper.selectVoPage(pageQuery.build(), lqw);
-        result.getRecords().stream().forEach(o ->{
+        result.getRecords().stream().forEach(o -> {
             o.setExpertName(zjkExpertMapper.selectByUserId(o.getCreateBy()).getExpertName());
             o.setCourseName(zjkLearningCourseMapper.selectById(o.getCourseId()).getCourseName());
         });
@@ -145,7 +149,7 @@ public class LearningEvaluateServiceImpl implements ILearningEvaluateService {
     /**
      * 保存前的数据校验
      */
-    private void validEntityBeforeSave(LearningEvaluate entity){
+    private void validEntityBeforeSave(LearningEvaluate entity) {
         //TODO 做一些数据校验,如唯一约束
         if (StringUtils.isBlank(entity.getID())) {
             entity.setID(IdUtil.simpleUUID()); // 或使用其他ID生成方式
@@ -161,7 +165,7 @@ public class LearningEvaluateServiceImpl implements ILearningEvaluateService {
      */
     @Override
     public Boolean deleteWithValidByIds(Collection<String> ids, Boolean isValid) {
-        if(isValid){
+        if (isValid) {
             //TODO 做一些业务上的校验,判断是否需要校验
         }
         return baseMapper.deleteByIds(ids) > 0;
diff --git a/ruoyi-modules/zjk-api/src/main/java/org/dromara/zjk/service/impl/LearningSuggestServiceImpl.java b/ruoyi-modules/zjk-api/src/main/java/org/dromara/zjk/service/impl/LearningSuggestServiceImpl.java
index f34e086fa696de216a743ff7b26c063eb08622d3..c9303417c283329434ae63e3e27c18f7720e81fb 100644
--- a/ruoyi-modules/zjk-api/src/main/java/org/dromara/zjk/service/impl/LearningSuggestServiceImpl.java
+++ b/ruoyi-modules/zjk-api/src/main/java/org/dromara/zjk/service/impl/LearningSuggestServiceImpl.java
@@ -1,5 +1,6 @@
 package org.dromara.zjk.service.impl;
 
+import cn.hutool.core.collection.CollectionUtil;
 import cn.hutool.core.util.IdUtil;
 import org.dromara.common.core.utils.MapstructUtils;
 import org.dromara.common.core.utils.StringUtils;
@@ -62,7 +63,9 @@ public class LearningSuggestServiceImpl implements ILearningSuggestService {
         LambdaQueryWrapper<LearningSuggest> lqw = buildQueryWrapper(bo);
         if(!StringUtils.isEmpty(bo.getExpertName())){
             List<Long> uids = zjkExpertMapper.selectIdsByName(bo.getExpertName());
-            lqw.in(LearningSuggest::getCreateBy, uids);
+            if(!CollectionUtil.isEmpty(uids)){
+                lqw.in(LearningSuggest::getCreateBy, uids);
+            }
         }
         Page<LearningSuggestVo> result = baseMapper.selectVoPage(pageQuery.build(), lqw);
         result.getRecords().stream().forEach(o ->{