Got this trace in butterfly 0.5.1 with papyon 0.4.2

papyon/papyon.transport-DéBOGAGE: 1,253730e+09: <<< NLN NLN aaaaaaaa@hotmail.com 1 Mig 1073741856 %3Cmsnobj%20Creator%3D%22aaaaaaaa%40hotmail.com%22%20Size%3D%222750%22%20Type%3D%223%22%20Location%3D%22TFR2C.tmp%22%20Friendly%3D%22AAA%3D%22%20SHA1D%3D%224Dq9+27STB+aLR+UWnNsDvtyUMQ%3D%22%20SHA1C%3D%22rakAYOGLTFq2DY5U0mxp8ANJDxg%3D%22%2F%3E
papyon/papyon.transport-DéBOGAGE: 1,253730e+09: <<< UBX aaaaaaaa@hotmail.com 1 71

	[payload]
papyon/papyon.transport-DéBOGAGE: 1,253730e+09: <<< NLN NLN aaaaaaaa@hotmail.com 1 Mig 1073741856 %3Cmsnobj%20Creator%3D%22aaaaaaaa%40hotmail.com%22%20Size%3D%222750%22%20Type%3D%223%22%20Location%3D%22TFR2C.tmp%22%20Friendly%3D%22AAA%3D%22%20SHA1D%3D%224Dq9+27STB+aLR+UWnNsDvtyUMQ%3D%22%20SHA1C%3D%22rakAYOGLTFq2DY5U0mxp8ANJDxg%3D%22%2F%3E
papyon/papyon.transport-DéBOGAGE: 1,253730e+09: >>> PNG
papyon/papyon.transport-DéBOGAGE: 1,253730e+09: <<< QNG 41
papyon/papyon.transport-DéBOGAGE: 1,253730e+09: <<< MSG aaaaaaaa@hotmail.com Mig 1010

	P2P-Dest: bbbbbbbbbbbbbbb@hotmail.com\r\n
	Content-Type: application/x-msnmsgrp2p\r\n
	MIME-Version: 1.0\r\n
	\r\n
	00 00 00 00 60 6c 00 00 00 00 00 00 00 00 00 00
	a3 02 00 00 00 00 00 00 a3 02 00 00 00 00 00 00
	00 00 00 00 dc 64 00 00 00 00 00 00 00 00 00 00
	INVITE MSNMSGR:bbbbbbbbbbbbbbb@hotmail.com MSNSLP/1.0\r\n
	To: <msnmsgr:bbbbbbbbbbbbbbb@hotmail.com>\r\n
	From: <msnmsgr:aaaaaaaa@hotmail.com>\r\n
	Via: MSNSLP/1.0/TLP ;branch={FA3684DD-33AC-4935-8283-987F333836C0}\r\n
	CSeq: 0\r\n
	Call-ID: {9E2267CD-9634-411C-8BC9-48ED7857C328}\r\n
	Max-Forwards: 0\r\n
	Content-Type: application/x-msnmsgr-sessionreqbody\r\n
	Content-Length: 322\r\n
	\r\n
	EUF-GUID: {A4268EEC-FEC5-49E5-95C3-F126696BDBF6}\r\n
	SessionID: 40825\r\n
	AppID: 1\r\n
	Context: PG1zbm9iaiBDcmVhdG9yPSJiaHNob3RfY2Fzc2lkeUBob3RtYWlsLmNvbSIgVHlwZT0iMyIgU0hBMUQ9Ind2UnRPNjc5TDRYWElVbG5rcytQTnJFZkV1OD0iIFNpemU9IjExNDk3IiBMb2NhdGlvbj0iYzJmNDZkM2JhZWZkMmY4NWQ3MjE0OTY3OTJjZjhmMzZiMTFmMTJlZi50bXAiIEZyaWVuZGx5PSIiLz4=\r\n
	\x00
	00 00 00 00
papyon/papyon.transport-DéBOGAGE: 1,253730e+09: >>> MSG 2 D 271

	P2P-Dest: aaaaaaaa@hotmail.com\r\n
	Content-Type: application/x-msnmsgrp2p\r\n
	MIME-Version: 1.0\r\n
	\r\n
	00 00 00 00 c3 4f d2 7c 00 00 00 00 00 00 00 00
	00 00 00 00 00 00 00 00 00 00 00 00 02 00 00 00
	60 6c 00 00 00 00 00 00 a3 02 00 00 00 00 00 00
	
	00 00 00 00
stderr-ERREUR: 1,253730e+09: Traceback (most recent call last):
stderr-ERREUR: 1,253730e+09:   File "/usr/lib/pymodules/python2.6/papyon/msnp2p/session_manager.py", line 53, in <lambda>
stderr-ERREUR: 1,253730e+09:     lambda tr, blob: self._on_blob_received(blob))
stderr-ERREUR: 1,253730e+09:   File "/usr/lib/pymodules/python2.6/papyon/msnp2p/session_manager.py", line 112, in _on_blob_received
stderr-ERREUR: 1,253730e+09:     session = self._blob_to_session(blob)
stderr-ERREUR: 1,253730e+09:   File "/usr/lib/pymodules/python2.6/papyon/msnp2p/session_manager.py", line 96, in _blob_to_session
stderr-ERREUR: 1,253730e+09:     message = SLPMessage.build(slp_data)
stderr-ERREUR: 1,253730e+09:   File "/usr/lib/pymodules/python2.6/papyon/msnp2p/SLP.py", line 120, in build
stderr-ERREUR: 1,253730e+09:     slp_message.parse(content)
stderr-ERREUR: 1,253730e+09:   File "/usr/lib/pymodules/python2.6/papyon/msnp2p/SLP.py", line 93, in parse
stderr-ERREUR: 1,253730e+09:     self.body = SLPMessageBody.build(content_type, raw_body)
stderr-ERREUR: 1,253730e+09:   File "/usr/lib/pymodules/python2.6/papyon/msnp2p/SLP.py", line 229, in build
stderr-ERREUR: 1,253730e+09:     body.parse(content)
stderr-ERREUR: 1,253730e+09:   File "/usr/lib/pymodules/python2.6/papyon/msnp2p/SLP.py", line 212, in parse
stderr-ERREUR: 1,253730e+09:     HTTPMessage.parse(self, data)
stderr-ERREUR: 1,253730e+09:   File "/usr/lib/pymodules/python2.6/papyon/gnet/message/HTTP.py", line 70, in parse
stderr-ERREUR: 1,253730e+09:     name, value = line.split(":", 1)
stderr-ERREUR: 1,253730e+09: ValueError: need more than 1 value to unpack