diff --git a/tftpy/TftpPacketTypes.py b/tftpy/TftpPacketTypes.py
index ccb7f11..85c6384 100644
--- a/tftpy/TftpPacketTypes.py
+++ b/tftpy/TftpPacketTypes.py
@@ -321,8 +321,11 @@ ERROR | 05    |  ErrorCode |   ErrMsg   |   0  |
 
     def decode(self):
         "Decode self.buffer, populating instance variables and return self."
-        tftpassert(len(self.buffer) >= 5, "malformed ERR packet")
+        tftpassert(len(self.buffer) > 4, "malformed ERR packet, too short")
+        logger.debug("Decoding ERR packet, length %s bytes" %
+                len(self.buffer))
         format = "!HH%dsx" % (len(self.buffer) - 5)
+        logger.debug("Decoding ERR packet with format: %s" % format)
         self.opcode, self.errorcode, self.errmsg = struct.unpack(format, 
                                                                  self.buffer)
         logger.error("ERR packet - errorcode: %d, message: %s"
diff --git a/tftpy/TftpServer.py b/tftpy/TftpServer.py
index fef2be1..cb5d613 100644
--- a/tftpy/TftpServer.py
+++ b/tftpy/TftpServer.py
@@ -46,8 +46,11 @@ class TftpServer(TftpSession):
         
         tftp_factory = TftpPacketFactory()
         
+        # Don't use new 2.5 ternary operator yet
+        # listenip = listenip if listenip else '0.0.0.0'
+        if not listenip: listenip = '0.0.0.0'
         logger.info("Server requested on ip %s, port %s"
-                % (listenip if listenip else '0.0.0.0', listenport))
+                % (listenip, listenport))
         try:
             # FIXME - sockets should be non-blocking?
             self.sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
diff --git a/tftpy/TftpShared.py b/tftpy/TftpShared.py
index 71a4ec2..c4d4a1c 100644
--- a/tftpy/TftpShared.py
+++ b/tftpy/TftpShared.py
@@ -10,10 +10,11 @@ TIMEOUT_RETRIES = 5
 DEF_TFTP_PORT = 69
 
 # Initialize the logger.
-logging.basicConfig(
-    level=LOG_LEVEL,
-    format='%(asctime)s %(name)-12s %(levelname)-8s %(message)s',
-    datefmt='%m-%d %H:%M:%S')
+#logging.basicConfig(
+#    level=LOG_LEVEL,
+#    format='%(asctime)s %(name)-12s %(levelname)-8s %(message)s',
+#    datefmt='%m-%d %H:%M:%S')
+logging.basicConfig()
 # The logger used by this library. Feel free to clobber it with your own, if you like, as
 # long as it conforms to Python's logging.
 logger = logging.getLogger('tftpy')
diff --git a/tftpy/__init__.py b/tftpy/__init__.py
index d35306d..94335fe 100644
--- a/tftpy/__init__.py
+++ b/tftpy/__init__.py
@@ -6,10 +6,10 @@ with support for variable block sizes.
 
 import sys
 
-# Make sure that this is at least Python 2.4
+# Make sure that this is at least Python 2.3
 verlist = sys.version_info
-if not verlist[0] >= 2 or not verlist[1] >= 4:
-    raise AssertionError, "Requires at least Python 2.4"
+if not verlist[0] >= 2 or not verlist[1] >= 3:
+    raise AssertionError, "Requires at least Python 2.3"
 
 from TftpShared import *
 from TftpPacketTypes import *