diff --git a/project/src/main/java/com/sdm/project/service/impl/SimulationRunServiceImpl.java b/project/src/main/java/com/sdm/project/service/impl/SimulationRunServiceImpl.java
index 1d379e79..1bb5df79 100644
--- a/project/src/main/java/com/sdm/project/service/impl/SimulationRunServiceImpl.java
+++ b/project/src/main/java/com/sdm/project/service/impl/SimulationRunServiceImpl.java
@@ -654,6 +654,11 @@ public class SimulationRunServiceImpl extends ServiceImpl<SimulationRunMapper, S
             }
         }
         // 对工位进行排序，-M工位顺序排第一个
+        if (CollectionUtils.isNotEmpty(children)) {
+            return;
+        }
+        workspaceNodeList = children.stream().filter(node -> NodeTypeEnum.WORKSPACE.getValue().equals(node.getNodeType())).collect(Collectors.toList());
+
         workspaceNodeList.sort((o1, o2) -> {
 
             if (o1.getNodeCode().contains("-M") || o2.getNodeCode().contains("-M")) {