hpfax crashed with TypeError in __main__: not all arguments converted during string formatting

[Gross-eric]

Binary package hint: hplip

first boot after upgrade to 11.04

ProblemType: Crash
DistroRelease: Ubuntu 11.04
Package: hplip 3.11.1-2ubuntu2
ProcVersionSignature: Ubuntu 2.6.38-7.39-generic 2.6.38
Uname: Linux 2.6.38-7-generic i686
Architecture: i386
CupsErrorLog: E [01/Apr/2011:12:00:09 +0200] [cups-deviced] PID 23754 (hpfax) stopped with status 1!
Date: Fri Apr 1 12:00:09 2011
ExecutablePath: /usr/lib/cups/backend/hpfax
InstallationMedia: Ubuntu 10.10 "Maverick Meerkat" - Release i386 (20101007)
InterpreterPath: /usr/bin/python2.7
Lsusb:
 Bus 002 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
 Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
MachineType: VMware, Inc. VMware Virtual Platform
Papersize: letter
PpdFiles:
 HP_Deskjet_F4500_series:4: HP Deskjet 5400 Series, hpcups 3.11.1
 VMware_Virtual_Printer: Generic PostScript Printer Foomatic/Postscript (recommended)
ProcCmdline: python /usr/lib/cups/backend/hpfax
ProcEnviron:
 PATH=(custom, no user)
 LANG=en.UTF8
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-2.6.38-7-generic root=UUID=78e40bc7-eac2-4bbe-9225-e56bc61b5434 ro quiet splash vt.handoff=7
PythonArgs: ['/usr/lib/cups/backend/hpfax']
SourcePackage: hplip
Title: hpfax crashed with TypeError in __main__: not all arguments converted during string formatting
Traceback:
 Traceback (most recent call last):
   File "/usr/lib/cups/backend/hpfax", line 86, in <module>
     bug("Error importing HPLIP modules: %s\n" % (pid, e))
 TypeError: not all arguments converted during string formatting
UpgradeStatus: Upgraded to natty on 2011-04-01 (0 days ago)
UserGroups:

dmi.bios.date: 12/31/2009
dmi.bios.vendor: Phoenix Technologies LTD
dmi.bios.version: 6.00
dmi.board.name: 440BX Desktop Reference Platform
dmi.board.vendor: Intel Corporation
dmi.board.version: None
dmi.chassis.asset.tag: No Asset Tag
dmi.chassis.type: 1
dmi.chassis.vendor: No Enclosure
dmi.chassis.version: N/A
dmi.modalias: dmi:bvnPhoenixTechnologiesLTD:bvr6.00:bd12/31/2009:svnVMware,Inc.:pnVMwareVirtualPlatform:pvrNone:rvnIntelCorporation:rn440BXDesktopReferencePlatform:rvrNone:cvnNoEnclosure:ct1:cvrN/A:
dmi.product.name: VMware Virtual Platform
dmi.product.version: None
dmi.sys.vendor: VMware, Inc.

[Apport retracing service (apport)]

Thank you for taking the time to report this crash and helping to make Ubuntu better. This particular crash has already been reported and is a duplicate of bug #616450, so is being marked as such. Please look at the other bug report to see if there is any missing information that you can provide, or to see if there is a workaround for the bug. Additionally, any further discussion regarding the bug should occur in the other report. Please continue to report any other bugs you may find.