run.py crashed with UnicodeEncodeError in onButtonDownloadByTitle(): 'ascii' codec can't encode character u'\u2122' in position 76: ordinal not in range(128)

[pham xuan chin]

the application can't download any file

ProblemType: Crash
DistroRelease: Ubuntu 12.04
Package: subdownloader 2.0.14-1
ProcVersionSignature: Ubuntu 3.2.0-18.28-generic 3.2.9
Uname: Linux 3.2.0-18-generic i686
ApportVersion: 1.94.1-0ubuntu2
Architecture: i386
Date: Mon Mar 12 23:57:12 2012
ExecutablePath: /usr/share/subdownloader/run.py
InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Release i386 (20111012)
InterpreterPath: /usr/bin/python2.7
PackageArchitecture: all
ProcCmdline: python /usr/bin/subdownloader
PythonArgs: ['/usr/bin/subdownloader']
SourcePackage: subdownloader
Title: run.py crashed with UnicodeEncodeError in onButtonDownloadByTitle(): 'ascii' codec can't encode character u'\u2122' in position 76: ordinal not in range(128)
Traceback:
 Traceback (most recent call last):
   File "/usr/share/subdownloader/gui/main.py", line 1602, in onButtonDownloadByTitle
     zipDestFile = os.path.join(str(zipDestDir), zipFileName)
 UnicodeEncodeError: 'ascii' codec can't encode character u'\u2122' in position 76: ordinal not in range(128)
UpgradeStatus: Upgraded to precise on 2012-03-11 (1 days ago)
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare