diff --git a/node_modules/api.js b/node_modules/api.js
index ab89eed4..2d36b2a2 100644
--- a/node_modules/api.js
+++ b/node_modules/api.js
@@ -228,13 +228,21 @@ var Api = {
 	getImage: function(fileId, callback) {
 		var me = this;
 		var url = me.getUrl('file/getImage', {fileId: fileId});
-		log(url);
+
+		// console.log('getImage');
+		// console.log(url);
+
 		needle.get(url, function(err, resp) {
 			me.checkError(err, resp);
 			if(err) {
 				return callback && callback(false);
 			}
-			// log(resp.body);
+			else if (resp.statusCode != 200) {
+				console.log(fileId + ' 图片返回状态错误: ' + resp.statusCode);
+				return callback && callback(false);
+			}
+
+			// log(resp);
 			/*
 			{ 'accept-ranges': 'bytes',
 			  'content-disposition': 'inline; filename="logo.png"',
@@ -243,10 +251,14 @@ var Api = {
 			  date: 'Mon, 19 Jan 2015 15:01:47 GMT',
   			*/
 			// log(resp.headers);
-			if(err) {
-				callback(false);
-			} else {
-				var typeStr = resp.headers['content-type'];
+			else {
+				var typeStr = ('' + resp.headers['content-type']).toLowerCase();
+
+				if (typeStr.indexOf('image') < 0) {
+					console.log(fileId + ' 不是图片');
+					return callback && callback(false);
+				}
+
 				var type = 'png';
 				if(typeStr) {
 					var typeArr = typeStr.split('/');
@@ -258,13 +270,13 @@ var Api = {
 				var filename = Common.uuid() + '.' + type;
 				var imagePath = User.getCurUserImagesPath();
 				var imagePathAll = imagePath + '/' + filename;
-				log(imagePathAll);
 				fs.writeFile(imagePathAll, resp.body, function(err) {
 					if(err) {
 						log(err);
 						log('local save image failed 本地保存失败');
 						callback(false);
 					} else {
+						console.log('main save image success');
 						callback(imagePathAll, filename);
 					}
 				});
diff --git a/node_modules/api_main.js b/node_modules/api_main.js
index 3ccbfb9a..597f7448 100644
--- a/node_modules/api_main.js
+++ b/node_modules/api_main.js
@@ -41,12 +41,20 @@ var Api = {
 	getImage: function(fileId, callback) {
 		var me = this;
 		var url = me.getUrl('file/getImage', {fileId: fileId});
+
+		// console.log('getImage');
+		// console.log(url);
+
 		needle.get(url, function(err, resp) {
 			me.checkError(err, resp);
 			if(err) {
 				return callback && callback(false);
 			}
-			// log(resp.body);
+			else if (resp.statusCode != 200) {
+				console.log(fileId + ' 图片返回状态错误: ' + resp.statusCode + ' ' + url);
+				return callback && callback(false);
+			}
+			// log(resp);
 			/*
 			{ 'accept-ranges': 'bytes',
 			  'content-disposition': 'inline; filename="logo.png"',
@@ -56,7 +64,13 @@ var Api = {
   			*/
 			// log(resp.headers);
 			else {
-				var typeStr = resp.headers['content-type'];
+				var typeStr = ('' + resp.headers['content-type']).toLowerCase();
+
+				if (typeStr.indexOf('image') < 0) {
+					console.log(fileId + ' 不是图片 ' + typeStr + ' ' + url);
+					return callback && callback(false);
+				}
+
 				var type = 'png';
 				if(typeStr) {
 					var typeArr = typeStr.split('/');
diff --git a/node_modules/file.js b/node_modules/file.js
index b0396e9e..19c743a8 100644
--- a/node_modules/file.js
+++ b/node_modules/file.js
@@ -532,7 +532,7 @@ var File = {
 				} else {
 					// 远程取不到图片, 是没有网络? 还是远程真的没有了
 					// TODO
-					// console.log("cann't get server's image" + fileId);
+					console.log("cann't get server's image" + fileId);
 					callback(false);
 					// return me.e404(res);
 				}
@@ -547,8 +547,8 @@ var File = {
 			// console.log(fs.exists(fileLocalPath));
 			if(has && fileLocalPath) {
 				fs.exists(fileLocalPath, function(exists) {
-					if(exists) {
-						// console.log('本地存在');
+					if(exists) { 
+						// console.log('本地存在 ' + fileId);
 						callback(fileLocalPath);
 						// me.retImage(fileLocalPath, res);
 					} else {
diff --git a/node_modules/file_main.js b/node_modules/file_main.js
index e3bdae32..8ec22712 100644
--- a/node_modules/file_main.js
+++ b/node_modules/file_main.js
@@ -109,9 +109,15 @@ var File = {
 			if(has && fileLocalPath) {
 				fs.exists(fileLocalPath, function(exists) {
 					if(exists) {
-						// console.log('本地存在');
-						callback(fileLocalPath);
-						// me.retImage(fileLocalPath, res);
+						if (fileLocalPath.indexOf('; charset=utf-8') < 0) {
+							// console.log('本地存在 ' + fileId);
+							callback(fileLocalPath);
+						}
+						else {
+							// 存在, 但之前存错了
+							console.log('存在, 但之前存错了 ' + fileId);
+							getImageFromApi();
+						}
 					} else {
 						getImageFromApi();
 					}
diff --git a/node_modules/leanote_protocol.js b/node_modules/leanote_protocol.js
index 661530ec..bc12458f 100644
--- a/node_modules/leanote_protocol.js
+++ b/node_modules/leanote_protocol.js
@@ -17,12 +17,14 @@ var leanoteProtocol = {
 				var ret = /fileId=([a-zA-Z0-9]{24})/.exec(url);
 				if (ret && ret[1]) {
 					var fileId = ret[1];
-					// console.log(fileId);
+					// console.log('imageId: ' + fileId);
 					
 					File.getImage(ret[1], function(fileLocalPath) {
 						if(fileLocalPath) {
+							// console.log(fileId + ' : ' + fileLocalPath);
 							callback({path: fileLocalPath});
 						} else {
+							console.log('取不到图片: ' + fileId);
 							callback();
 						}
 					});
diff --git a/tests/testNeedle.js b/tests/testNeedle.js
index 71c186cb..67aeb864 100644
--- a/tests/testNeedle.js
+++ b/tests/testNeedle.js
@@ -1,8 +1,7 @@
 var needle = require('needle');
-var url = 'http://i7.baidu.com/it/u=401605395,2928249378&fm=96&s=5DAEA85217785B88557C00640300B062';
-url = 'http://i7.baidu.com/it/u=401605395,2928249378&fm=96&s=5DAEA85217785B88557C00640300B062';
+var url = 'http://leanote.com/api/file/getImage?fileId=56fe6b53ab64415150001dee';
 // url = 'http://leanote.com/images/logo.png';
 needle.get(url, function(err, resp) {
     console.log(resp.statusCode);
-    console.log(typeof resp.body);
+    console.log(resp.body);
 });
\ No newline at end of file