perf: 优化订阅报错

src/main/java/com/xydl/cac/iec/RealTimeDataService.java

@@ -65,9 +65,12 @@ public class RealTimeDataService {
             iedRepository.save(ied);
             clientMap.put(ied.getId(), iecClient);
         } catch (Exception ex) {
-            log.error("61850订阅异常, ied=" + ied.getName() + ", ip=" + ied.getIp(), ex);
+            String err = "61850订阅异常, ied=" + ied.getName() + ", ip=" + ied.getIp();
+            log.error(err, ex);
+            throw new BusinessException(err);
+        } finally {
+            inDoing = false;
         }
-        inDoing = false;
     }
 
     public void stopCollect(Integer iedId) {