diff --git a/MainCode/adalm1000_logger.py b/MainCode/adalm1000_logger.py
index 0599e9a..e2b5394 100644
--- a/MainCode/adalm1000_logger.py
+++ b/MainCode/adalm1000_logger.py
@@ -80,12 +80,19 @@ class BatteryTester(QMainWindow):
     def __init__(self):
         super().__init__()
         
-        # Initialize data structures first
+        # Initialize all attributes first
         self.time_data = deque()
         self.voltage_data = deque()
         self.current_data = deque()
         self.phase_data = deque()
         
+        # Test state variables
+        self.test_phase = "Idle"
+        self.capacity_ah = 0.0
+        self.charge_capacity = 0.0
+        self.coulomb_efficiency = 0.0
+        self.cycle_count = 0
+        
         # Color scheme
         self.bg_color = QColor(46, 52, 64)
         self.fg_color = QColor(216, 222, 233)
@@ -113,13 +120,6 @@ class BatteryTester(QMainWindow):
         # Track test thread
         self.test_thread = None
         
-        # Initialize test phase and values
-        self.test_phase = "Idle"
-        self.capacity_ah = 0.0
-        self.charge_capacity = 0.0
-        self.coulomb_efficiency = 0.0
-        self.cycle_count = 0
-        
         # Initialize device after UI is set up
         QTimer.singleShot(100, self.init_device)
 
@@ -209,6 +209,7 @@ class BatteryTester(QMainWindow):
                 self.current_label = value_label
             elif i == 2:
                 self.phase_label = value_label
+                self.phase_label.setText(self.test_phase)  # Now safe to access test_phase
             elif i == 3:
                 self.time_label = value_label
             elif i == 4: