Version-Release number of selected component:
exo-0.10.2-6.fc20

Additional info:
reporter:       libreport-2.2.3
cmdline:        /usr/bin/python -tt /usr/lib64/xfce4/exo-1/exo-compose-mail-1 mozilla-remote /usr/bin/thunderbird iopmarketplace?subject=Inquiry%20for%20product%20PLCX-50.8-180.3-UV%20manufactured%20by%20CVI%20Laser%20Optics&body=https://marketplace.idexop.com/store/IdexCustom/PartDetails?pvId=27965
executable:     /usr/lib64/xfce4/exo-1/exo-compose-mail-1
kernel:         3.17.7-200.fc20.x86_64
runlevel:       N 5
type:           Python
uid:            1001

Truncated backtrace:
exo-compose-mail-1:98:<module>:TypeError: cannot concatenate 'str' and 'list' objects

Traceback (most recent call last):
  File "/usr/lib64/xfce4/exo-1/exo-compose-mail-1", line 98, in <module>
    command += ",subject='" + subject + "'"
TypeError: cannot concatenate 'str' and 'list' objects

Local variables in innermost frame:
parse_url: <function parse_url at 0x7feb50e3fd70>
attachments: []
cc: []
subject: ['Inquiry for product PLCX-50.8-180.3-UV manufactured by CVI Laser Optics']
mailto: {'body': ['https://marketplace.idexop.com/store/IdexCustom/PartDetails?pvId=27965'], 'to': ['iopmarketplace'], 'subject': ['Inquiry for product PLCX-50.8-180.3-UV manufactured by CVI Laser Optics']}
binary: '/usr/bin/thunderbird'
style: 'mozilla-remote'
urllib: <module 'urllib' from '/usr/lib64/python2.7/urllib.pyc'>
__package__: None
to: ['iopmarketplace']
raw_mailto: 'iopmarketplace?subject=Inquiry%20for%20product%20PLCX-50.8-180.3-UV%20manufactured%20by%20CVI%20Laser%20Optics&body=https://marketplace.idexop.com/store/IdexCustom/PartDetails?pvId=27965'
command: "xfeDoCommand(composeMessage,to='iopmarketplace',cc='',bcc='',attachment=''"
__doc__: None
body: 'https://marketplace.idexop.com/store/IdexCustom/PartDetails?pvId=27965'
__builtins__: <module '__builtin__' (built-in)>
__file__: '/usr/lib64/xfce4/exo-1/exo-compose-mail-1'
args: []
sys: <module 'sys' (built-in)>
__name__: '__main__'
bcc: []
urlparse: <module 'urlparse' from '/usr/lib64/python2.7/urlparse.pyc'>
posix: <module 'posix' (built-in)>
os: <module 'os' from '/usr/lib64/python2.7/os.pyc'>

Potential duplicate: bug 983150