diff --git a/src/main/java/com/supervision/police/domain/CaseEvidence.java b/src/main/java/com/supervision/police/domain/CaseEvidence.java
index 24ba7d5..6c89030 100644
--- a/src/main/java/com/supervision/police/domain/CaseEvidence.java
+++ b/src/main/java/com/supervision/police/domain/CaseEvidence.java
@@ -6,6 +6,7 @@ import com.baomidou.mybatisplus.annotation.TableId;
 import com.baomidou.mybatisplus.annotation.TableName;
 import java.io.Serializable;
 import java.time.LocalDateTime;
+import java.util.ArrayList;
 import java.util.List;
 
 import com.fasterxml.jackson.annotation.JsonFormat;
@@ -57,7 +58,7 @@ public class CaseEvidence implements Serializable {
      * 属性
      */
     @TableField(typeHandler = NotePromptExtractAttributesTypeHandler.class)
-    private List<NotePromptExtractAttributesDto> property;
+    private List<NotePromptExtractAttributesDto> property = new ArrayList<>();
 
     /**
      * 证据提供人
diff --git a/src/main/java/com/supervision/police/service/impl/CaseEvidenceServiceImpl.java b/src/main/java/com/supervision/police/service/impl/CaseEvidenceServiceImpl.java
index 864f7d3..82c2e89 100644
--- a/src/main/java/com/supervision/police/service/impl/CaseEvidenceServiceImpl.java
+++ b/src/main/java/com/supervision/police/service/impl/CaseEvidenceServiceImpl.java
@@ -4,7 +4,6 @@ import cn.hutool.core.collection.CollUtil;
 import cn.hutool.core.date.DateTime;
 import cn.hutool.core.lang.Assert;
 import cn.hutool.core.util.StrUtil;
-import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
 import cn.hutool.json.JSONUtil;
 import com.baomidou.mybatisplus.core.metadata.IPage;
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
@@ -124,22 +123,21 @@ public class CaseEvidenceServiceImpl extends ServiceImpl<CaseEvidenceMapper, Cas
 
     @Override
     @Transactional(transactionManager = "dataSourceTransactionManager", rollbackFor = Exception.class)
-    public boolean deleteEvidence(String evidenceId,String fileId) {
+    public boolean deleteEvidence(String evidenceId, String fileId) {
 
         CaseEvidence caseEvidence = super.getOptById(evidenceId).orElseThrow(() -> new IllegalArgumentException("证据信息不存在"));
-        if (StrUtil.isEmpty(fileId)){
+        if (StrUtil.isEmpty(fileId)) {
             boolean remove = super.lambdaUpdate().eq(CaseEvidence::getId, evidenceId).remove();
             if (remove) {
                 evidenceFileService.lambdaUpdate().eq(EvidenceFile::getEvidenceId, evidenceId).remove();
                 caseStatusManageService.whenUpdateEvidence(caseEvidence.getCaseId());
             }
-        }else {
+        } else {
             evidenceFileService.lambdaUpdate().eq(EvidenceFile::getEvidenceId, evidenceId)
                     .eq(EvidenceFile::getFileId, fileId).remove();
         }
 
 
-
         return true;
     }
 
@@ -201,12 +199,11 @@ public class CaseEvidenceServiceImpl extends ServiceImpl<CaseEvidenceMapper, Cas
     }
 
     private IPage<EvidenceFileDTO> pageListCaseEvidence(EvidenceDirectoryDTO queryDirectory,
-                                                    String caseId, String directoryId, String evidenceName,
-                                                    Page<CaseEvidence> page) {
-
+                                                        String caseId, String directoryId, String evidenceName,
+                                                        Page<CaseEvidence> page) {
 
 
-        if ( null == queryDirectory || queryDirectory.getLevel() != 3){
+        if (null == queryDirectory || queryDirectory.getLevel() != 3) {
 
             /*if (null != queryDirectory && CollUtil.isEmpty(queryDirectory.listAllFileId())){
                 return PageDTO.of(page.getCurrent(), page.getSize(), 0);
@@ -219,10 +216,10 @@ public class CaseEvidenceServiceImpl extends ServiceImpl<CaseEvidenceMapper, Cas
                     .like(StrUtil.isNotEmpty(evidenceName), CaseEvidence::getEvidenceName, evidenceName)
                     .orderBy(true, false, CaseEvidence::getUpdateTime)
                     .page(page).convert(EvidenceFileDTO::new);
-        }else {
+        } else {
             // 三级目录查询证据文件
             return evidenceFileService.pageListFileInfo(
-                    null, caseId,evidenceName,List.of(directoryId), Page.of(page.getCurrent(), page.getSize()));
+                    null, caseId, evidenceName, List.of(directoryId), Page.of(page.getCurrent(), page.getSize()));
         }
 
     }
@@ -282,8 +279,11 @@ public class CaseEvidenceServiceImpl extends ServiceImpl<CaseEvidenceMapper, Cas
                 long attrStart = System.currentTimeMillis();
                 llmExtractDto.setPrompt(notePrompt.getPrompt());
                 llmExtractDto.setExtractAttributes(notePrompt.getExtractAttributes());
-                llmExtractDto = llmExtractService.extractAttribute(Collections.singletonList(llmExtractDto)).get(0);
-                caseEvidence.setProperty(llmExtractDto.getExtractAttributes());
+                List<LLMExtractDto> llmExtractDtos = llmExtractService.extractAttribute(Collections.singletonList(llmExtractDto));
+                if (!llmExtractDtos.isEmpty()) {
+                    llmExtractDto = llmExtractService.extractAttribute(Collections.singletonList(llmExtractDto)).get(0);
+                    caseEvidence.setProperty(llmExtractDto.getExtractAttributes());
+                }
                 log.info("属性提取完成。更新证据处理状态为【属性提取完成】。属性:【{}】。耗时:【{}】", caseEvidence.getProperty(), System.currentTimeMillis() - attrStart);
                 caseEvidence.setProcessStatus(EvidenceConstants.PROCESS_STATUS_ATTR_EXTRACT_OK);
                 updateById(caseEvidence);
@@ -442,25 +442,25 @@ public class CaseEvidenceServiceImpl extends ServiceImpl<CaseEvidenceMapper, Cas
         ((CaseEvidenceService) AopContext.currentProxy()).preSyncSubmitOCR(evidenceFileDTOList);
 
         for (CaseEvidenceDetailDTO caseEvidenceDetailDTO : operationalEvidenceList) {
-            if (StrUtil.equalsAny(caseEvidenceDetailDTO.getUpdateStatus(),"-1","1")){
+            if (StrUtil.equalsAny(caseEvidenceDetailDTO.getUpdateStatus(), "-1", "1")) {
                 boolean match = caseEvidenceDetailDTO.getFileList().stream().allMatch(file -> StrUtil.equals(file.getUpdateStatus(), "1"));
-                if(match){
+                if (match) {
                     // 需要分析（ocr识别+标题提取）
-                    log.info("ocrAndExtract:开始调用evidenceAnalysis接口...证据id:{},证据名:{}",caseEvidenceDetailDTO.getId(), caseEvidenceDetailDTO.getEvidenceName());
+                    log.info("ocrAndExtract:开始调用evidenceAnalysis接口...证据id:{},证据名:{}", caseEvidenceDetailDTO.getId(), caseEvidenceDetailDTO.getEvidenceName());
                     xxlJobService.executeTaskByJobHandler("evidenceAnalysis", caseEvidenceDetailDTO.getId());
-                }else {
+                } else {
                     log.info("ocrAndExtract:单独识别ocr数据");
                     boolean success = false;
                     for (EvidenceFileDTO evidenceFileDTO : caseEvidenceDetailDTO.getFileList()) {
                         success = ocrEvidenceService.submitOrcTask(evidenceFileDTO.getFileId());
-                        if (!success){
+                        if (!success) {
                             this.lambdaUpdate().eq(CaseEvidence::getId, evidenceFileDTO.getEvidenceId())
                                     .set(CaseEvidence::getProcessStatus, EvidenceConstants.PROCESS_STATUS_FAILED).update();
                             break;
                         }
                     }
 
-                    if (success){
+                    if (success) {
                         this.lambdaUpdate().eq(CaseEvidence::getId, caseEvidenceDetailDTO.getId())
                                 .set(CaseEvidence::getProcessStatus, EvidenceConstants.PROCESS_STATUS_SUCCESS).update();
                     }
@@ -611,7 +611,7 @@ public class CaseEvidenceServiceImpl extends ServiceImpl<CaseEvidenceMapper, Cas
         for (EvidenceDirectoryDTO directoryDTO : verifyEvidenceReqVO.getEvidenceDirectoryList()) {
             CaseEvidence evidenceInfo = directoryDTO.getEvidenceInfo();
             List<EvidenceFileDTO> fileInfoList = directoryDTO.getFileInfoList();
-            if (CollUtil.isNotEmpty(fileInfoList) && evidenceInfo != null){
+            if (CollUtil.isNotEmpty(fileInfoList) && evidenceInfo != null) {
                 for (EvidenceFileDTO fileInfo : fileInfoList) {
                     fileInfo.setEvidenceInfo(evidenceInfo);
                 }
@@ -660,7 +660,7 @@ public class CaseEvidenceServiceImpl extends ServiceImpl<CaseEvidenceMapper, Cas
         List<CategoryPromptDTO> categoryPromptDTOS = evidenceDirectoryService.listCategoryPrompt(caseId);
 
         Map<String, CaseEvidence> caseEvidenceMap = caseEvidenceList.stream().collect(Collectors.toMap(CaseEvidence::getId, Function.identity()));
-        Map<String, CategoryPromptDTO> categoryPromptMap = categoryPromptDTOS.stream().collect(Collectors.toMap(CategoryPromptDTO::getDirectoryId,k->k,(v1,v2)->v1));
+        Map<String, CategoryPromptDTO> categoryPromptMap = categoryPromptDTOS.stream().collect(Collectors.toMap(CategoryPromptDTO::getDirectoryId, k -> k, (v1, v2) -> v1));
 
         Iterator<EvidenceDirectoryDTO> iterator = evidenceDirectoryDTOS.iterator();
         while (iterator.hasNext()) {
@@ -711,7 +711,7 @@ public class CaseEvidenceServiceImpl extends ServiceImpl<CaseEvidenceMapper, Cas
         EvidenceDirectoryDTO parentDirectory = null;
         for (EvidenceDirectoryDTO evidenceDirectoryDTO : evidenceDirectoryDTOS) {
             parentDirectory = evidenceDirectoryDTO.findDirectory(CollUtil.getFirst(directoryIdList));
-            if (null != parentDirectory){
+            if (null != parentDirectory) {
                 break;
             }
         }
@@ -720,7 +720,7 @@ public class CaseEvidenceServiceImpl extends ServiceImpl<CaseEvidenceMapper, Cas
         long count = evidenceDirectoryService.lambdaQuery().eq(EvidenceDirectory::getParentId, parentDirectory.getId())
                 .list().stream()
                 .filter(d -> StrUtil.contains(d.getDirectoryName(), evidenceDirectory.getDirectoryName())).count();
-        if (count > 0){
+        if (count > 0) {
             evidenceDirectory.setDirectoryName(evidenceDirectory.getDirectoryName() + (count + 1));
         }
 
@@ -809,11 +809,11 @@ public class CaseEvidenceServiceImpl extends ServiceImpl<CaseEvidenceMapper, Cas
                     caseEvidenceDetailDTOS.add(caseEvidenceDetailDTO);
                 }
             }
-            if (directory.getLevel() == 3){
+            if (directory.getLevel() == 3) {
                 // 不会存在需要创建目录的场景
                 CaseEvidence caseEvidence = super.lambdaQuery().eq(CaseEvidence::getDirectoryId, directory.getId()).one();
                 CaseEvidenceDetailDTO caseEvidenceDetailDTO = new CaseEvidenceDetailDTO();
-                if (null != caseEvidence){
+                if (null != caseEvidence) {
                     caseEvidenceDetailDTO.setId(caseEvidence.getId());
                 }