sgnes
diff --git a/‎can/interfaces/usb2can.py‎
Lines changed: 2 additions & 2 deletions b/‎can/interfaces/usb2can.py‎
Lines changed: 2 additions & 2 deletions
diff --git a/‎can/interfaces/usb2canInterface.py‎
Lines changed: 0 additions & 1 deletion b/‎can/interfaces/usb2canInterface.py‎
Lines changed: 0 additions & 1 deletion
@@ -1,5 +1,5 @@
 # This wrapper is for windows or direct access via CANAL API.  Socket CAN is recommended under Unix/Linux systems
-
+import can
 from ctypes import *
 from struct import *
 import logging
@@ -81,7 +81,7 @@ def CanalSend(self, handle, msg):
             return res
         except:
             logging.warning('Sending error')
-            raise
+            raise can.CanError("Failed to transmit frame")
 
     def CanalReceive(self, handle, msg):
         try:
 
@@ -110,7 +110,6 @@ def __init__(self, channel, *args, **kwargs):
         self.handle = self.can.CanalOpen(connector, enable_flags)
 
     def send(self, msg):
-
         tx = message_convert_tx(msg)
         self.can.CanalSend(self.handle, byref(tx))