diff --git a/lib/opencv.js b/lib/opencv.js
index 8007e61..6184fbe 100755
--- a/lib/opencv.js
+++ b/lib/opencv.js
@@ -74,7 +74,7 @@ var getBufferMethodName = function(bytes, dataType, endianness, read){
   } else if(bytes === 16){
     fnName += (dataType === "U" ? "U" : "")+"Int16"+endianness;
   } else {
-    throw("This matrix type ( CV_"+bytes+dataType+") is not compatible with fromArray, you can implement if you need it")
+    throw("This matrix type (CV_"+bytes+dataType+") is not compatible with fromArray/toArray")
   }
   return fnName;
 };
diff --git a/src/Matrix.cc b/src/Matrix.cc
index 586f43d..8d6e9a7 100755
--- a/src/Matrix.cc
+++ b/src/Matrix.cc
@@ -1937,8 +1937,6 @@ NAN_METHOD(Matrix::WarpAffine) {
   int dstCols = info[2]->IsUndefined() ? self->mat.cols : info[2]->Uint32Value();
   cv::Size resSize = cv::Size(dstRows, dstCols);
 
-  printf("dstRows %i", dstRows);
-
   cv::warpAffine(self->mat, res, rotMatrix->mat, resSize);
   ~self->mat;
   self->mat = res;