diff --git a/cocos2dx/platform/android/CCImage.cpp b/cocos2dx/platform/android/CCImage.cpp
index cd6f1deaf7..8c4c636422 100644
--- a/cocos2dx/platform/android/CCImage.cpp
+++ b/cocos2dx/platform/android/CCImage.cpp
@@ -170,6 +170,7 @@ bool Image::initWithString(
         _height   = (short)dc._height;
         _preMulti = true;
         _renderFormat = Texture2D::PixelFormat::RGBA8888;
+        _dataLen = _width * _height * 4;
 
         bRet = true;
     } while (0);
@@ -221,6 +222,7 @@ bool Image::initWithStringShadowStroke(
 	        _height   = (short)dc._height;
 	        _preMulti = true;
 		    _renderFormat = Texture2D::PixelFormat::RGBA8888;
+            _dataLen = _width * _height * 4;
 
 	        // swap the alpha channel (ARGB to RGBA)
 	        swapAlphaChannel((unsigned int *)_data, (_width * _height) );
diff --git a/cocos2dx/platform/emscripten/CCImage.cpp b/cocos2dx/platform/emscripten/CCImage.cpp
index 3bcac2e11b..f506404307 100644
--- a/cocos2dx/platform/emscripten/CCImage.cpp
+++ b/cocos2dx/platform/emscripten/CCImage.cpp
@@ -344,6 +344,7 @@ bool Image::initWithString(
         _height = (short)dc.iMaxLineHeight;
         _preMulti = true;
         _renderFormat = Texture2D::PixelFormat::RGBA8888;
+        _dataLen = _width * _height * 4;
         
         bRet = true;
         
diff --git a/cocos2dx/platform/ios/CCImage.mm b/cocos2dx/platform/ios/CCImage.mm
index 28cef6faef..556a4abcba 100644
--- a/cocos2dx/platform/ios/CCImage.mm
+++ b/cocos2dx/platform/ios/CCImage.mm
@@ -375,6 +375,7 @@ bool Image::initWithStringShadowStroke(
     _renderFormat = Texture2D::PixelFormat::RGBA8888;
     _preMulti = info.isPremultipliedAlpha;
     _data = info.data;
+    _dataLen = _width * _height * 4;
     
     return true;
 }
diff --git a/cocos2dx/platform/linux/CCImage.cpp b/cocos2dx/platform/linux/CCImage.cpp
index 38a01eff68..9c70245d19 100644
--- a/cocos2dx/platform/linux/CCImage.cpp
+++ b/cocos2dx/platform/linux/CCImage.cpp
@@ -452,6 +452,7 @@ bool Image::initWithString(
 		_height = (short)dc.iMaxLineHeight;
         _renderFormat = Texture2D::PixelFormat::RGBA8888;
 		_preMulti = true;
+        _dataLen = _width * _height * 4;
 
 		bRet = true;
 
diff --git a/cocos2dx/platform/mac/CCImage.mm b/cocos2dx/platform/mac/CCImage.mm
index c10f6981ad..6c52115847 100644
--- a/cocos2dx/platform/mac/CCImage.mm
+++ b/cocos2dx/platform/mac/CCImage.mm
@@ -222,6 +222,7 @@ bool Image::initWithString(
 		CC_SAFE_DELETE_ARRAY(_data);
 	}
     _data = info.data;
+    _dataLen = _width * _height * 4;
 
     return true;
 }
diff --git a/cocos2dx/platform/nacl/CCImage.cpp b/cocos2dx/platform/nacl/CCImage.cpp
index f59e4ae027..aabffc176d 100644
--- a/cocos2dx/platform/nacl/CCImage.cpp
+++ b/cocos2dx/platform/nacl/CCImage.cpp
@@ -464,6 +464,7 @@ bool Image::initWithString(
         _height = (short)dc.iMaxLineHeight;
         _preMulti = true;
         _renderFormat = Texture2D::PixelFormat::RGBA8888;
+        _dataLen = _width * _height * 4;
 
         bRet = true;
 
diff --git a/cocos2dx/platform/tizen/CCImage.cpp b/cocos2dx/platform/tizen/CCImage.cpp
index a080e2bef0..b2faac43cc 100644
--- a/cocos2dx/platform/tizen/CCImage.cpp
+++ b/cocos2dx/platform/tizen/CCImage.cpp
@@ -451,6 +451,7 @@ bool Image::initWithString(
 		_height = (short)dc.iMaxLineHeight;
 		_preMulti = true;
         _renderFormat = Texture2D::PixelFormat::RGBA8888;
+        _dataLen = _width * _height * 4;
 
 		bRet = true;