diff --git a/pmapi/src/main/java/com/ningdatech/pmapi/projectlib/manage/ProjectLibManage.java b/pmapi/src/main/java/com/ningdatech/pmapi/projectlib/manage/ProjectLibManage.java
index fa36c23..551c517 100644
--- a/pmapi/src/main/java/com/ningdatech/pmapi/projectlib/manage/ProjectLibManage.java
+++ b/pmapi/src/main/java/com/ningdatech/pmapi/projectlib/manage/ProjectLibManage.java
@@ -1125,6 +1125,10 @@ public class ProjectLibManage {
                 projectApplication.setProjectVersion(version);
                 projectApplication.setIsConstruct(isConstruct);
 
+                if(StringUtils.isNotBlank(application.getRelatedExistsApplication())){
+                    projectApplication.setApplicationName(null);
+                }
+
                 boolean result = projectApplicationService.save(projectApplication);
                 // 保存应用关联的核心业务
                 List<ProjectCoreBusinessDTO> coreBusinessList = application.getCoreBusinessList();
diff --git a/pmapi/src/main/java/com/ningdatech/pmapi/todocenter/manage/TodoCenterManage.java b/pmapi/src/main/java/com/ningdatech/pmapi/todocenter/manage/TodoCenterManage.java
index c8997dc..25c3b0f 100644
--- a/pmapi/src/main/java/com/ningdatech/pmapi/todocenter/manage/TodoCenterManage.java
+++ b/pmapi/src/main/java/com/ningdatech/pmapi/todocenter/manage/TodoCenterManage.java
@@ -653,7 +653,10 @@ public class TodoCenterManage {
         List<ProjectInst> projectInstList = projectInstService.list(Wrappers.lambdaQuery(ProjectInst.class)
                 .in(ProjectInst::getProjectId, projectIdList)
                 .orderByDesc(ProjectInst::getProjectId));
-        Map<String, Project> projectInfoMap = projectInstList.stream().collect(Collectors.toMap(ProjectInst::getInstCode, p -> projectsMap.get(p.getProjectId())));
+        Map<String, Project> projectInfoMap = projectInstList.stream()
+                .filter(p -> Objects.nonNull(p.getInstCode()) &&
+                        !TodoCenterConstant.Declared.NULL_INST_CODE.equals(p.getInstCode()))
+                .collect(Collectors.toMap(ProjectInst::getInstCode, p -> projectsMap.get(p.getProjectId())));
         List<String> instCodes = projectInstList.stream().map(ProjectInst::getInstCode).collect(Collectors.toList());
 
         // 查出用户工作流
@@ -793,7 +796,10 @@ public class TodoCenterManage {
         List<ProjectInst> projectInstList = projectInstService.list(Wrappers.lambdaQuery(ProjectInst.class)
                 .in(ProjectInst::getProjectId, projectIdList)
                 .orderByDesc(ProjectInst::getProjectId));
-        Map<String, Project> projectInfoMap = projectInstList.stream().collect(Collectors.toMap(ProjectInst::getInstCode, p -> projectsMap.get(p.getProjectId())));
+        Map<String, Project> projectInfoMap = projectInstList.stream()
+                .filter(p -> Objects.nonNull(p.getInstCode()) &&
+                        !TodoCenterConstant.Declared.NULL_INST_CODE.equals(p.getInstCode()))
+                .collect(Collectors.toMap(ProjectInst::getInstCode, p -> projectsMap.get(p.getProjectId())));
         List<String> instCodes = projectInstList.stream().map(ProjectInst::getInstCode).collect(Collectors.toList());
 
         // 查出用户工作流
@@ -1153,6 +1159,9 @@ public class TodoCenterManage {
                         !InstTypeEnum.DEPT_UNITED_REVIEW.getCode().equals(instType)) {
                     projectApplication.setIsConstruct(Boolean.TRUE);
                 }
+                if(StringUtils.isNotBlank(application.getRelatedExistsApplication())){
+                    projectApplication.setApplicationName(null);
+                }
                 projectApplication.setProjectVersion(project.getVersion());
                 projectApplicationService.save(projectApplication);
             }