校验项目编码是否存在fix bug

dsk-module/dsk-biz-api/src/main/java/com/dsk/cscec/service/impl/IDProjectServiceImpl.java

@@ -272,8 +272,10 @@ public class IDProjectServiceImpl extends ServiceImpl<DProjectMapper, DProject>
             return baseMapper.exists(new LambdaQueryWrapper<DProject>()
                     .eq(DProject::getProjectCode, projectCode));
         } else {
-            //修改项目信息or新增新阶段项目时
             CbProjectRecord projectRecord = projectRecordMapper.selectById(projectId);
+            //未做任何改动时
+            Assert.isFalse(projectCode.equals(projectRecord.getIpmProjectNo()), "新编码与旧编码相同");
+            //修改项目信息or新增新阶段项目时
             if (projectCode.equals(projectRecord.getIpmProjectNo())
                     && projectRecord.getIsGetProjectDetail()) {
                 return true;