diff --git a/src/main/java/com/biutag/supervision/service/NegativeTaskService.java b/src/main/java/com/biutag/supervision/service/NegativeTaskService.java
index 4457755..9685c51 100644
--- a/src/main/java/com/biutag/supervision/service/NegativeTaskService.java
+++ b/src/main/java/com/biutag/supervision/service/NegativeTaskService.java
@@ -207,7 +207,9 @@ public class NegativeTaskService extends ServiceImpl<NegativeTaskMapper, Negativ
                     }
                     String confinementId = negativeBlame.getConfinementId();
                     Confinement confinement = confinementService.getById(confinementId);
-                    blameVo.setConfinementTime(confinement.getConfinementTime());
+                    if (confinement != null) {
+                        blameVo.setConfinementTime(confinement.getConfinementTime());
+                    }
                     blameVoList.add(blameVo);
                 }
                 vo.setFirstApproveTime(TimeUtil.getTimeoutStatus(NumberUtil.nullToZero(item.getFirstApproveTime())));