diff --git a/src/main/java/com/gxwebsoft/ai/controller/AuditReportController.java b/src/main/java/com/gxwebsoft/ai/controller/AuditReportController.java
index aa67a69..c8b81b8 100644
--- a/src/main/java/com/gxwebsoft/ai/controller/AuditReportController.java
+++ b/src/main/java/com/gxwebsoft/ai/controller/AuditReportController.java
@@ -1490,7 +1490,10 @@ public class AuditReportController extends BaseController {
 //                    .map(Long::valueOf)
 //                    .collect(Collectors.toList());
 //            }
-            List<AuditEvidence> evidences = auditEvidenceService.listByIds(evidenceIds);
+//            List<AuditEvidence> evidences = auditEvidenceService.listByIds(evidenceIds);
+            List<AuditEvidence> evidences = (evidenceIds != null && !evidenceIds.isEmpty())
+                    ? auditEvidenceService.listByIds(evidenceIds)
+                    : new ArrayList<>();
             
             // 构建取证单数据字符串，用于 prompt
             boolean isEvidenceUsed = false;