diff --git a/index.js b/index.js
index fc42791..a457d58 100644
--- a/index.js
+++ b/index.js
@@ -67,13 +67,24 @@ module.exports = {
 
         _.forEach(convertedSpecs, (convertedSpec) => {
           if (convertedSpec.result) {
-            conversionResult = convertedSpec.result;
-            convertedCollections.push(convertedSpec.output[0]);
+            let result;
+            conversionResult = conversionResult || convertedSpec.result;
+
+            function returnCollections (resultSpec) {
+              if (resultSpec.type === 'collection') {
+                return true;
+              }
+            }
+
+            // filtering out the collections from the convertedSpec
+            result = convertedSpec.output.filter(returnCollections);
+            result.forEach((collection) => {
+              convertedCollections.push(collection);
+            });
           }
           else {
-            conversionResult = convertedSpec.result;
+            conversionResult = conversionResult || convertedSpec.result;
             reasonForFail = convertedSpec.reason;
-            return false; // it will break out from the loop
           }
         });
 
diff --git a/lib/parse.js b/lib/parse.js
index 2b89a9f..fd4e1f8 100644
--- a/lib/parse.js
+++ b/lib/parse.js
@@ -162,11 +162,11 @@ module.exports = {
           return yamlParse.parse(content, { prettyErrors: true });
         }
         catch (err) {
-          throw new ReadError('\nLine: ' + err.linePos.start.line + ', col: ' +
+          throw new Error('\nLine: ' + err.linePos.start.line + ', col: ' +
            err.linePos.start.col + ' ' + err.message);
         }
       }, (err) => {
-        throw new OpenError(err.message);
+        throw new Error(err.message);
       })
       .then((unresolved) => {
         if (options.resolve === true) {