diff --git a/Paintinglite/Paintinglite.xcodeproj/project.xcworkspace/xcuserdata/bryantreyn.xcuserdatad/UserInterfaceState.xcuserstate b/Paintinglite/Paintinglite.xcodeproj/project.xcworkspace/xcuserdata/bryantreyn.xcuserdatad/UserInterfaceState.xcuserstate
index 7603cc7..286f80f 100644
Binary files a/Paintinglite/Paintinglite.xcodeproj/project.xcworkspace/xcuserdata/bryantreyn.xcuserdatad/UserInterfaceState.xcuserstate and b/Paintinglite/Paintinglite.xcodeproj/project.xcworkspace/xcuserdata/bryantreyn.xcuserdatad/UserInterfaceState.xcuserstate differ
diff --git a/Paintinglite/Paintinglite/Paintinglite/PaintingliteBackUpManager.m b/Paintinglite/Paintinglite/Paintinglite/PaintingliteBackUpManager.m
index ae8c6bf..4f9335d 100644
--- a/Paintinglite/Paintinglite/Paintinglite/PaintingliteBackUpManager.m
+++ b/Paintinglite/Paintinglite/Paintinglite/PaintingliteBackUpManager.m
@@ -17,7 +17,6 @@
 @interface PaintingliteBackUpManager()
 @property (nonatomic,strong)PaintingliteExec *exec; //执行语句
 @property (nonatomic,strong)NSString *saveFilePath; //保存文件路径
-@property (nonatomic,strong)NSFileHandle *fileHandle;
 @end
 
 @implementation PaintingliteBackUpManager
@@ -140,7 +139,6 @@ - (Boolean)execTableRowValue:(sqlite3 *)ppDb tableName:(NSString *__nonnull)tabl
         }
         
         success = true;
-        [self.fileHandle closeFile];
         
         dispatch_semaphore_signal(signal);
     });
@@ -287,11 +285,12 @@ - (Boolean)appendContent:(NSString *__nonnull)sqlContent{
         /* 说明有文件了 */
         NSFileHandle *fileHandle = [NSFileHandle fileHandleForWritingAtPath:self.saveFilePath];
         [fileHandle seekToEndOfFile];
-        self.fileHandle = fileHandle;
-        
+
         //sqlContent追加换行
         [fileHandle writeData:[[sqlContent stringByAppendingString:@"\n"] dataUsingEncoding:NSUTF8StringEncoding]];
         
+        [fileHandle closeFile];
+        
         return true;
     }