diff --git a/platform-operate-api/src/main/java/com/lyms/platform/operate/web/facade/BookbuildingFacade.java b/platform-operate-api/src/main/java/com/lyms/platform/operate/web/facade/BookbuildingFacade.java
index b5855c2..1d48ba3 100644
--- a/platform-operate-api/src/main/java/com/lyms/platform/operate/web/facade/BookbuildingFacade.java
+++ b/platform-operate-api/src/main/java/com/lyms/platform/operate/web/facade/BookbuildingFacade.java
@@ -727,7 +727,15 @@ public class BookbuildingFacade {
 			}
 		}
 		BaseObjectResponse objectResponse = new BaseObjectResponse();
-		objectResponse.setData(pat);
+		if (pat == null)
+		{
+			objectResponse.setData("");
+		}
+		else
+		{
+			objectResponse.setData(pat);
+		}
+
 		objectResponse.setErrorcode(ErrorCodeConstants.SUCCESS);
 		objectResponse.setErrormsg("成功");
 		return objectResponse;