diff --git a/config-serializer/ClassArray.ts b/config-serializer/ClassArray.ts
index 73420141..8e6b0ec3 100644
--- a/config-serializer/ClassArray.ts
+++ b/config-serializer/ClassArray.ts
@@ -5,6 +5,7 @@ abstract class ClassArray<T> extends Serializable<T> {
     _fromJsObject(jsObjects: any): Serializable<T> {
         for (let jsObject of jsObjects) {
             this.elements.push(this.jsObjectToClass(jsObject));
+            console.log("Elements: " + this.elements);
         }
         return this;
     }
diff --git a/config-serializer/config-items/Module.ts b/config-serializer/config-items/Module.ts
index 932b8754..4c249b37 100644
--- a/config-serializer/config-items/Module.ts
+++ b/config-serializer/config-items/Module.ts
@@ -15,9 +15,13 @@ class Module extends Serializable<Module> {
     keyActions: Serializable<KeyActions>;
 
     _fromJsObject(jsObject: any): Module {
-        this.moduleId = jsObject.id;
+        this.moduleId = jsObject.moduleId;
         this.role = PointerRole[<string> jsObject.pointerRole];
         this.keyActions = new KeyActions().fromJsObject(jsObject.keyActions);
+        /*
+        console.log("ModuleId: "+this.moduleId);
+        console.log("PointerRole:"+PointerRole[this.role]);
+        */
         return this;
     }
 
@@ -30,7 +34,7 @@ class Module extends Serializable<Module> {
 
     _toJsObject(): any {
         return {
-            id: this.moduleId,
+            moduleId: this.moduleId,
             pointerRole: PointerRole[this.role],
             keyActions: this.keyActions.toJsObject()
         }
@@ -43,7 +47,7 @@ class Module extends Serializable<Module> {
     }
 
     toString(): string {
-        return `<Module id="${this.moduleId}">`;
+        return `<Module moduleId="${this.moduleId}" role="${this.role}">`;
     }
 
 }
diff --git a/config-serializer/test-serializer.ts b/config-serializer/test-serializer.ts
index f2cf8f69..a075c17f 100644
--- a/config-serializer/test-serializer.ts
+++ b/config-serializer/test-serializer.ts
@@ -9,7 +9,7 @@ let assert = require('assert');
 let fs = require('fs');
 
 let uhkConfig = JSON.parse(fs.readFileSync('uhk-config.json'));
-
+/*
 let keyActions1Js = uhkConfig.keymaps[0].layers[0].modules[0].keyActions;
 let keyActions1Ts: Serializable<KeyActions> = new KeyActions().fromJsObject(keyActions1Js);
 let keyActions1Buffer = new UhkBuffer();
@@ -25,13 +25,34 @@ keyActions2Ts.toBinary(keyActions2Buffer);
 fs.writeFileSync('uhk-config-serialized.json', JSON.stringify(keyActions2Js, undefined, 4));
 let keyActions2BufferContent = keyActions1Buffer.getBufferContent();
 fs.writeFileSync('uhk-config-serialized.bin', keyActions2BufferContent);
+*/
+
+let modulesbaseJs = uhkConfig.keymaps[0].layers[0].modules;
+let modules1Ts: Serializable<Modules> = new Modules().fromJsObject(modulesbaseJs);
+let modules1Js = modules1Ts.toJsObject();
+let modules1Buffer = new UhkBuffer();
+modules1Ts.toBinary(modules1Buffer);
+let modules1BufferContent = modules1Buffer.getBufferContent();
+fs.writeFileSync('uhk-config.bin', modules1BufferContent);
+fs.writeFileSync('uhk-config-test.json',JSON.stringify(modules1Js,undefined,4));
+
+modules1Buffer.offset = 0;
+let modules2Ts = new Modules().fromBinary(modules1Buffer);
+let modules2Js = modules2Ts.toJsObject();
+let modules2Buffer = new UhkBuffer();
+modules2Ts.toBinary(modules2Buffer);
+fs.writeFileSync('uhk-config-serialized.json', JSON.stringify(modules2Js, undefined, 4));
+let modules2BufferContent = modules1Buffer.getBufferContent();
+fs.writeFileSync('uhk-config-serialized.bin', modules2BufferContent);
 
 try {
-    assert.deepEqual(keyActions1Js, keyActions2Js);
+    /* wanted to also compare class->json & class->binary->class->json with original json */
+    assert.deepEqual(modulesbaseJs, modules1Js);
+    assert.deepEqual(modules1Js, modules2Js);
     console.log('JSON configurations are identical.');
 } catch (error) {
     console.log('JSON configurations differ.');
 }
 
-let buffersContentsAreEqual = Buffer.compare(keyActions1BufferContent, keyActions2BufferContent) === 0;
+let buffersContentsAreEqual = Buffer.compare(modules1BufferContent, modules2BufferContent) === 0;
 console.log('Binary configurations ' + (buffersContentsAreEqual ? 'are identical' : 'differ') + '.');
diff --git a/config-serializer/uhk-config.json b/config-serializer/uhk-config.json
index d9124886..5aa2dd82 100644
--- a/config-serializer/uhk-config.json
+++ b/config-serializer/uhk-config.json
@@ -22,7 +22,7 @@
                 {
                     "modules": [
                         {
-                            "id": 0,
+                            "moduleId": 0,
                             "pointerRole": "move",
                             "keyActions": [
                                 {
@@ -32,10 +32,18 @@
                                     "keyActionType": "keystroke",
                                     "scancode": 110
                                 },
+                                {
+                                    "keyActionType": "keystroke",
+                                    "scancode": 87
+                                },
                                 {
                                     "keyActionType": "keystrokeModifiers",
                                     "modifierMask":33
                                 },
+                                {
+                                    "keyActionType": "keystroke",
+                                    "scancode": 97
+                                },
                                 {
                                     "keyActionType": "keystrokeWithModifiers",
                                     "scancode": 120,
@@ -66,13 +74,13 @@
                             ]
                         },
                         {
-                            "id": 1,
+                            "moduleId": 1,
                             "pointerRole": "scroll",
                             "keyActions": []
                         },
                         {
-                            "id": 2,
-                            "pointerRole": "move",
+                            "moduleId": 2,
+                            "pointerRole": "none",
                             "keyActions": []
                         }
                     ]