diff --git a/Sources/JavaScript/nodejs/adapter.js b/Sources/JavaScript/nodejs/adapter.js
index 3703bcd..9b13344 100644
--- a/Sources/JavaScript/nodejs/adapter.js
+++ b/Sources/JavaScript/nodejs/adapter.js
@@ -53,7 +53,7 @@ exports.readProperty = function (property, done){
 
 exports.writeProperty = function (property, value, done){
     if ( typeof property.write === 'undefined' ){
-        throw new exceptions.WoopsaInvalidOperationException("Cannot write to read-only property " + element.getName());
+        throw new exceptions.WoopsaInvalidOperationException("Cannot write to read-only property " + property.getName());
     }else{
         value = woopsaUtils.convertTo(value, property.getType())
         property.write(value, function (writeResult){
@@ -97,4 +97,4 @@ function processArguments(method, methodArguments){
         throw new exceptions.WoopsaInvalidOperationException("Wrong parameters for WoopsaMethod " + method.getName());
     }
     return args;
-}
\ No newline at end of file
+}