diff --git a/app/src/main/java/com/xypower/mpapp/MicroPhotoService.java b/app/src/main/java/com/xypower/mpapp/MicroPhotoService.java
index cd8efe21..97e11eb0 100644
--- a/app/src/main/java/com/xypower/mpapp/MicroPhotoService.java
+++ b/app/src/main/java/com/xypower/mpapp/MicroPhotoService.java
@@ -267,7 +267,10 @@ public class MicroPhotoService extends Service {
                 try {
                     mAppLock = mAppRunningFile.getChannel().tryLock();
                     if (mAppLock != null && mAppLock.isValid()) {
+                        infoLog("App Locked");
                         break;
+                    }else {
+                        infoLog("Lock App Failed");
                     }
                     try {
                         Thread.sleep(16);