User-Agent:       Mozilla/5.0 (X11; U; Linux i686; fr; rv:1.9.0.2) Gecko/2008100707 Fedora/3.0.2-1.fc10 Firefox/3.0.2

When i download and open a rpm package (like flash), and try to install it manually without using repos, i've got this error after clicking "Install" at the step "Running Step".

I have Fedora 10 rawhide, French language.

Reproducible: Always

Steps to Reproduce:
1. Download flash plugin rpm package
2. Open it with PackageKit
3. Click Install and wait the "Running task" step
Actual Results:  
The installer crash with this error.

Expected Results:  
Continuing the installation

Here is the error :

Error Type: <type 'exceptions.UnicodeEncodeError'>
Error Value: 'ascii' codec can't encode character u'\xe9' in position 63: ordinal not in range(128)
  File : /usr/share/PackageKit/helpers/yum/yumBackend.py, line 2150, in <module>
    main()
  File : /usr/share/PackageKit/helpers/yum/yumBackend.py, line 2147, in main
    backend.dispatcher(sys.argv[1:])
  File : /usr/lib/python2.5/site-packages/packagekit/backend.py, line 599, in dispatcher
    self.dispatch_command(args[0], args[1:])
  File : /usr/lib/python2.5/site-packages/packagekit/backend.py, line 512, in dispatch_command
    self.install_files(trusted, files_to_inst)
  File : /usr/share/PackageKit/helpers/yum/yumBackend.py, line 1319, in install_files
    self.error(ERROR_MISSING_GPG_SIGNATURE, str(e))