Program: 40690
Project: 40690
Buggy source:
@Override protected void onCreate(Bundle savedInstanceState){
  super.onCreate(savedInstanceState);
  setContentView(R.layout.activity_add_item);
  mContext=this;
  ((ListApplication)getApplication()).getTracker(ListApplication.TrackerName.GLOBAL_TRACKER);
  mCurrentUser=new ListUser(mContext);
  mMessageHelper=new MessageHelper(mContext);
  mRequestMethods=new RequestMethods(mContext);
  mMakerItemProgressBar=(RelativeLayout)findViewById(R.id.makerItemProgressBar);
  mItemNameField=(EditText)findViewById(R.id.add_item_title);
  mDescriptionField=(EditText)findViewById(R.id.add_item_description);
  mDescription=null;
  mCategorySpinner=(Spinner)findViewById(R.id.category_spinner);
  mAddImage=(ImageButton)findViewById(R.id.add_item_example_image);
  mStickyFooter=(RelativeLayout)findViewById(R.id.add_item_sticky_footer);
  mStickyFooterContainer=(RelativeLayout)findViewById(R.id.sticky_footer_container);
  mDoneButton=(Button)findViewById(R.id.add_item_button);
  ArrayList<EditText> editList=new ArrayList<>();
  editList.add(mItemNameField);
  editList.add(mDescriptionField);
  mPhotoAdded=false;
  mRequestMethods.getCategories(new RequestMethods.ResponseCallback(){
    @Override public void onSuccess(    JSONArray response){
      Log.v(TAG,"String_Node_Str" + response);
      mSpinnerList.clear();
      if (response.length() > 0) {
        mSpinnerList.add(new SpinnerObject("String_Node_Str","String_Node_Str"));
        for (int i=0; i < response.length(); i++) {
          try {
            JSONObject jsonSingleCategory=response.getJSONObject(i);
            String name=jsonSingleCategory.getString(ApiConstants.CATEGORY_NAME);
            String id=jsonSingleCategory.getString(ApiConstants.CATEGORY_ID);
            mSpinnerList.add(new SpinnerObject(name,id));
          }
 catch (          JSONException e) {
            Log.e(TAG,e.getMessage());
          }
        }
        ArrayAdapter<SpinnerObject> adapter=new ArrayAdapter<SpinnerObject>(mContext,android.R.layout.simple_spinner_item,mSpinnerList);
        adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
        mCategorySpinner.setAdapter(adapter);
      }
    }
    @Override public void onFail(    VolleyError error){
      Log.v(TAG,"String_Node_Str" + error.getMessage());
      mMessageHelper.showDialog(mContext,getString(R.string.error_title),getString(R.string.error_message));
    }
  }
);
  mCategorySpinner.setOnItemSelectedListener(new AdapterView.OnItemSelectedListener(){
    @Override public void onItemSelected(    AdapterView<?> parent,    View view,    int position,    long id){
      SpinnerObject catObject=(SpinnerObject)mCategorySpinner.getSelectedItem();
      catId=catObject.getTag().toString();
      Log.v(TAG,"String_Node_Str" + catId);
    }
    @Override public void onNothingSelected(    AdapterView<?> parent){
    }
  }
);
  mDoneButton.setOnClickListener(new View.OnClickListener(){
    @Override public void onClick(    View v){
      final String itemName=mItemNameField.getText().toString().trim();
      final String itemDescription=mDescriptionField.getText().toString().trim();
      if (itemDescription.length() > 1) {
        mDescription=itemDescription;
      }
      if (itemName.isEmpty()) {
        mMessageHelper.showDialog(mContext,mContext.getString(R.string.oops_label),mContext.getString(R.string.dialog_missing_item_name));
      }
 else       if (catId.equals("String_Node_Str")) {
        mMessageHelper.showDialog(mContext,mContext.getString(R.string.oops_label),mContext.getString(R.string.dialog_missing_item_cat));
      }
 else {
        startItemUpload(itemName,mDescription);
      }
    }
  }
);
}

Fixed version (ground truth):
@Override protected void onCreate(Bundle savedInstanceState){
  super.onCreate(savedInstanceState);
  setContentView(R.layout.activity_add_item);
  mContext=this;
  ((ListApplication)getApplication()).getTracker(ListApplication.TrackerName.GLOBAL_TRACKER);
  mMessageHelper=new MessageHelper(mContext);
  mRequestMethods=new RequestMethods(mContext);
  mMakerItemProgressBar=(RelativeLayout)findViewById(R.id.makerItemProgressBar);
  mItemNameField=(EditText)findViewById(R.id.add_item_title);
  mDescriptionField=(EditText)findViewById(R.id.add_item_description);
  mDescription=null;
  mCategorySpinner=(Spinner)findViewById(R.id.category_spinner);
  mAddImage=(ImageButton)findViewById(R.id.add_item_example_image);
  mStickyFooterContainer=(RelativeLayout)findViewById(R.id.sticky_footer_container);
  mDoneButton=(Button)findViewById(R.id.add_item_button);
  ArrayList<EditText> editList=new ArrayList<>();
  editList.add(mItemNameField);
  editList.add(mDescriptionField);
  mPhotoAdded=false;
  mRequestMethods.getCategories(new RequestMethods.ResponseCallback(){
    @Override public void onSuccess(    JSONArray response){
      Log.v(TAG,"String_Node_Str" + response);
      mSpinnerList.clear();
      if (response.length() > 0) {
        mSpinnerList.add(new SpinnerObject("String_Node_Str","String_Node_Str"));
        for (int i=0; i < response.length(); i++) {
          try {
            JSONObject jsonSingleCategory=response.getJSONObject(i);
            String name=jsonSingleCategory.getString(ApiConstants.CATEGORY_NAME);
            String id=jsonSingleCategory.getString(ApiConstants.CATEGORY_ID);
            mSpinnerList.add(new SpinnerObject(name,id));
          }
 catch (          JSONException e) {
            Log.e(TAG,e.getMessage());
          }
        }
        ArrayAdapter<SpinnerObject> adapter=new ArrayAdapter<SpinnerObject>(mContext,android.R.layout.simple_spinner_item,mSpinnerList);
        adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
        mCategorySpinner.setAdapter(adapter);
      }
    }
    @Override public void onFail(    VolleyError error){
      Log.v(TAG,"String_Node_Str" + error.getMessage());
      mMessageHelper.showDialog(mContext,getString(R.string.error_title),getString(R.string.error_message));
    }
  }
);
  mCategorySpinner.setOnItemSelectedListener(new AdapterView.OnItemSelectedListener(){
    @Override public void onItemSelected(    AdapterView<?> parent,    View view,    int position,    long id){
      SpinnerObject catObject=(SpinnerObject)mCategorySpinner.getSelectedItem();
      catId=catObject.getTag().toString();
      Log.v(TAG,"String_Node_Str" + catId);
    }
    @Override public void onNothingSelected(    AdapterView<?> parent){
    }
  }
);
  mDoneButton.setOnClickListener(new View.OnClickListener(){
    @Override public void onClick(    View v){
      final String itemName=mItemNameField.getText().toString().trim();
      final String itemDescription=mDescriptionField.getText().toString().trim();
      if (itemDescription.length() > 1) {
        mDescription=itemDescription;
      }
      if (itemName.isEmpty()) {
        mMessageHelper.showDialog(mContext,mContext.getString(R.string.oops_label),mContext.getString(R.string.dialog_missing_item_name));
      }
 else       if (catId.equals("String_Node_Str")) {
        mMessageHelper.showDialog(mContext,mContext.getString(R.string.oops_label),mContext.getString(R.string.dialog_missing_item_cat));
      }
 else {
        startItemUpload(itemName,mDescription);
      }
    }
  }
);
}