diff --git a/src/controller/python/chip/ChipCommissionableNodeCtrl.py b/src/controller/python/chip/ChipCommissionableNodeCtrl.py
index 21d8a7f238a714..4136b0757bf572 100644
--- a/src/controller/python/chip/ChipCommissionableNodeCtrl.py
+++ b/src/controller/python/chip/ChipCommissionableNodeCtrl.py
@@ -68,16 +68,18 @@ def __del__(self):
             self.commissionableNodeCtrl = None
 
     def PrintDiscoveredCommissioners(self):
-        return self._ChipStack.Call(
+        # void function
+        self._ChipStack.Call(
             lambda: self._dmLib.pychip_CommissionableNodeController_PrintDiscoveredCommissioners(
                 self.commissionableNodeCtrl)
         )
 
     def DiscoverCommissioners(self):
-        return self._ChipStack.Call(
+        res = self._ChipStack.Call(
             lambda: self._dmLib.pychip_CommissionableNodeController_DiscoverCommissioners(
                 self.commissionableNodeCtrl)
         )
+        res.raise_on_error()
 
     # ----- Private Members -----
     def _InitLib(self):
diff --git a/src/controller/python/chip/ChipDeviceCtrl.py b/src/controller/python/chip/ChipDeviceCtrl.py
index 490cc99d95da4d..46327e90590b31 100644
--- a/src/controller/python/chip/ChipDeviceCtrl.py
+++ b/src/controller/python/chip/ChipDeviceCtrl.py
@@ -177,7 +177,7 @@ def localSessionId(self) -> int:
 
         builtins.chipStack.Call(
             lambda: self._dmLib.pychip_GetLocalSessionId(self._deviceProxy, pointer(localSessionId))
-        )
+        ).raise_on_error()
 
         return localSessionId.value
 
@@ -190,7 +190,7 @@ def numTotalSessions(self) -> int:
 
         builtins.chipStack.Call(
             lambda: self._dmLib.pychip_GetNumSessionsToPeer(self._deviceProxy, pointer(numSessions))
-        )
+        ).raise_on_error()
 
         return numSessions.value
 
@@ -331,7 +331,7 @@ def Shutdown(self):
                 self._ChipStack.Call(
                     lambda: self._dmLib.pychip_DeviceController_DeleteDeviceController(
                         self.devCtrl)
-                )
+                ).raise_on_error()
                 self.devCtrl = None
 
             ChipDeviceController.activeList.remove(self)
@@ -372,18 +372,6 @@ def IsConnected(self):
                 self.devCtrl)
         )
 
-    def ConnectBle(self, bleConnection):
-        self.CheckIsActive()
-
-        self._ChipStack.CallAsync(
-            lambda: self._dmLib.pychip_DeviceController_ValidateBTP(
-                self.devCtrl,
-                bleConnection,
-                self._ChipStack.cbHandleComplete,
-                self._ChipStack.cbHandleError,
-            )
-        )
-
     def ConnectBLE(self, discriminator, setupPinCode, nodeid):
         self.CheckIsActive()
 
@@ -393,7 +381,7 @@ def ConnectBLE(self, discriminator, setupPinCode, nodeid):
         self._ChipStack.CallAsync(
             lambda: self._dmLib.pychip_DeviceController_ConnectBLE(
                 self.devCtrl, discriminator, setupPinCode, nodeid)
-        )
+        ).raise_on_error()
         if not self._ChipStack.commissioningCompleteEvent.isSet():
             # Error 50 is a timeout
             return False
@@ -596,6 +584,7 @@ def GetAddressAndPort(self, nodeid):
         address = create_string_buffer(64)
         port = c_uint16(0)
 
+        # Intentially return None instead of raising exceptions on error
         error = self._ChipStack.Call(
             lambda: self._dmLib.pychip_DeviceController_GetAddressAndPort(
                 self.devCtrl, nodeid, address, 64, pointer(port))
@@ -716,15 +705,6 @@ def HandleDevice(deviceJson, deviceJsonLen):
 
         return self._ChipStack.Call(lambda: GetDevices(self))
 
-    def ParseQRCode(self, qrCode, output):
-        self.CheckIsActive()
-
-        print(output)
-        return self._ChipStack.Call(
-            lambda: self._dmLib.pychip_DeviceController_ParseQRCode(
-                qrCode, output)
-        )
-
     def GetIPForDiscoveredDevice(self, idx, addrStr, length):
         self.CheckIsActive()
 
diff --git a/src/controller/python/chip/ChipStack.py b/src/controller/python/chip/ChipStack.py
index f1bbcd57c92d45..3ca313be08214d 100644
--- a/src/controller/python/chip/ChipStack.py
+++ b/src/controller/python/chip/ChipStack.py
@@ -328,7 +328,7 @@ def setLogFunct(self, logFunct):
             self._ChipStackLib.pychip_Stack_SetLogFunct(logFunct)
 
     def Shutdown(self):
-        self.Call(lambda: self._ChipStackLib.pychip_DeviceController_StackShutdown())
+        self.Call(lambda: self._ChipStackLib.pychip_DeviceController_StackShutdown()).raise_on_error()
 
         #
         # We only shutdown the persistent storage layer AFTER we've shut down the stack,