From 2deba13950e92dfbecbaf14230c88eca71191ac3 Mon Sep 17 00:00:00 2001
From: Luis Aleixo <luis.aleixo@cern.ch>
Date: Fri, 22 Dec 2023 08:37:41 +0000
Subject: [PATCH] bugfix

---
 caimira/apps/calculator/co2_model_generator.py | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/caimira/apps/calculator/co2_model_generator.py b/caimira/apps/calculator/co2_model_generator.py
index a16c33e3..e2584256 100644
--- a/caimira/apps/calculator/co2_model_generator.py
+++ b/caimira/apps/calculator/co2_model_generator.py
@@ -7,6 +7,7 @@ import matplotlib.pyplot as plt
 import re
 
 from caimira import models
+from caimira.store.data_registry import DataRegistry
 from .form_data import FormData, cast_class_fields
 from .defaults import NO_DEFAULT
 from .report_generator import img2base64, _figure2bytes
@@ -54,6 +55,9 @@ class CO2FormData(FormData):
         for key, value in self._DEFAULTS.items():
             setattr(self, key, kwargs.get(key, value))
 
+        # Initialize the Data Registry
+        self.data_registry = DataRegistry()
+
     def validate(self):
         # Validate population parameters
         self.validate_population_parameters()