diff --git a/physical-module-system/physical-system-biz/src/main/java/org/jeecg/modules/database/controller/ExperimentController.java b/physical-module-system/physical-system-biz/src/main/java/org/jeecg/modules/database/controller/ExperimentController.java
index 0dca6e7..c21086c 100644
--- a/physical-module-system/physical-system-biz/src/main/java/org/jeecg/modules/database/controller/ExperimentController.java
+++ b/physical-module-system/physical-system-biz/src/main/java/org/jeecg/modules/database/controller/ExperimentController.java
@@ -24,6 +24,7 @@ import org.springframework.web.bind.annotation.*;
 import org.springframework.web.servlet.ModelAndView;
 
 import java.util.Arrays;
+import java.util.Objects;
 
 /**
  * @Description: 试验管理
@@ -151,11 +152,17 @@ public class ExperimentController extends JeecgController<Experiment, IExperimen
         experimentService.save(copied);
 
         ExperimentAnnealProcess experimentAnnealProcess = experimentAnnealProcessService.getByExperimentId(old.getId());
-        experimentAnnealProcessService.save(experimentAnnealProcess.copy(copied.getId()));
+        if (Objects.nonNull(experimentAnnealProcess)) {
+            experimentAnnealProcessService.save(experimentAnnealProcess.copy(copied.getId()));
+        }
         ExperimentRadiationProcess experimentRadiationProcess = experimentRadiationProcessService.getByExperimentId(old.getId());
-        experimentRadiationProcessService.save(experimentRadiationProcess.copy(copied.getId()));
+        if (Objects.nonNull(experimentRadiationProcess)) {
+            experimentRadiationProcessService.save(experimentRadiationProcess.copy(copied.getId()));
+        }
         ExperimentTestProcess experimentTestProcess = experimentTestProcessService.getByExperimentId(old.getId());
-        experimentTestProcessService.save(experimentTestProcess.copy(copied.getId()));
+        if (Objects.nonNull(experimentTestProcess)) {
+            experimentTestProcessService.save(experimentTestProcess.copy(copied.getId()));
+        }
         return Result.OK("复制成功!");
     }