diff --git a/CANLibrary/Sym2Lib.py b/CANLibrary/Sym2Lib.py
index 0a78098..0662430 100644
--- a/CANLibrary/Sym2Lib.py
+++ b/CANLibrary/Sym2Lib.py
@@ -26,7 +26,8 @@ def readSym(symfile):
                 continue
             if name == "":
                 continue
-            tmp["CycleTime"] = 0
+            if not tmp.has_key("CycleTime"):
+                tmp["CycleTime"] = 0
             message[name] = tmp
             tmp = {}
             name = ""
@@ -52,7 +53,7 @@ def readSym(symfile):
 
         elif line.find("ID") == 0:
             msg_id = line.split("=")[1].strip().rstrip("h")
-            tmp["ID"] = int(msg_id, 16)
+            tmp["ID"] = int(msg_id, 16) # convert hex to int
 
         elif line.find("DLC") == 0:
             tmp["DLC"] = int(line.split("=")[1].strip())
@@ -117,7 +118,7 @@ def Sym2Code(symfile, adapter = "pcan"):
 
 def Add2Adapter(pcan, symfile):
     '''
-    @attention: not tested
+
     '''
     mes = readSym(symfile)
     print ""