Hi,
somebody has seen this too: "yum update" fails:
----------------------- snip -----------------------------------------
sudo yum update --exclude=NetworkManager*
Loaded plugins: langpacks, presto, refresh-packagekit
Setting up Update Process
Resolving Dependencies
--> Running transaction check
---> Package mesa-dri-drivers.i686 0:8.0.1-7.fc17 will be updated
---> Package mesa-dri-drivers.x86_64 0:8.0.1-7.fc17 will be updated
---> Package mesa-dri-drivers.i686 0:8.0.1-9.fc17 will be an update
---> Package mesa-dri-drivers.x86_64 0:8.0.1-9.fc17 will be an update
---> Package mesa-dri-filesystem.i686 0:8.0.1-7.fc17 will be updated
---> Package mesa-dri-filesystem.x86_64 0:8.0.1-7.fc17 will be updated
---> Package mesa-dri-filesystem.i686 0:8.0.1-9.fc17 will be an update
---> Package mesa-dri-filesystem.x86_64 0:8.0.1-9.fc17 will be an update
---> Package mesa-libGL.i686 0:8.0.1-7.fc17 will be updated
---> Package mesa-libGL.x86_64 0:8.0.1-7.fc17 will be updated
---> Package mesa-libGL.i686 0:8.0.1-9.fc17 will be an update
---> Package mesa-libGL.x86_64 0:8.0.1-9.fc17 will be an update
---> Package mesa-libGL-devel.x86_64 0:8.0.1-7.fc17 will be updated
---> Package mesa-libGL-devel.x86_64 0:8.0.1-9.fc17 will be an update
---> Package mesa-libGLES.i686 0:8.0.1-7.fc17 will be updated
---> Package mesa-libGLES.x86_64 0:8.0.1-7.fc17 will be updated
---> Package mesa-libGLES.i686 0:8.0.1-9.fc17 will be an update
---> Package mesa-libGLES.x86_64 0:8.0.1-9.fc17 will be an update
---> Package mesa-libGLU.i686 0:8.0.1-7.fc17 will be updated
---> Package mesa-libGLU.x86_64 0:8.0.1-7.fc17 will be updated
---> Package mesa-libGLU.i686 0:8.0.1-9.fc17 will be an update
---> Package mesa-libGLU.x86_64 0:8.0.1-9.fc17 will be an update
---> Package mesa-libGLU-devel.x86_64 0:8.0.1-7.fc17 will be updated
---> Package mesa-libGLU-devel.x86_64 0:8.0.1-9.fc17 will be an update
--> Finished Dependency Resolution
Dependencies Resolved
====================================================================================================================================================
Package Arch
Version Repository Size
====================================================================================================================================================
Updating:
mesa-dri-drivers i686
8.0.1-9.fc17 fedora 12 M
mesa-dri-drivers x86_64
8.0.1-9.fc17 fedora 11 M
mesa-dri-filesystem i686
8.0.1-9.fc17 fedora 23 k
mesa-dri-filesystem x86_64
8.0.1-9.fc17 fedora 23 k
mesa-libGL i686
8.0.1-9.fc17 fedora 147 k
mesa-libGL x86_64
8.0.1-9.fc17 fedora 147 k
mesa-libGL-devel x86_64
8.0.1-9.fc17 fedora 472 k
mesa-libGLES i686
8.0.1-9.fc17 fedora 39 k
mesa-libGLES x86_64
8.0.1-9.fc17 fedora 39 k
mesa-libGLU i686
8.0.1-9.fc17 fedora 185 k
mesa-libGLU x86_64
8.0.1-9.fc17 fedora 179 k
mesa-libGLU-devel x86_64
8.0.1-9.fc17 fedora 90 k
Transaction Summary
====================================================================================================================================================
Upgrade 12 Packages
Total download size: 24 M
Is this ok [y/N]: y
Downloading Packages:
Setting up and reading Presto delta metadata
Processing delta metadata
Traceback (most recent call last):
File "/bin/yum", line 29, in <module>
yummain.user_main(sys.argv[1:], exit_code=True)
File "/usr/share/yum-cli/yummain.py", line 321, in user_main
errcode = main(args)
File "/usr/share/yum-cli/yummain.py", line 229, in main
return_code = base.doTransaction()
File "/usr/share/yum-cli/cli.py", line 547, in doTransaction
problems = self.downloadPkgs(downloadpkgs,
callback_total=self.download_callback_total_cb)
File "/usr/lib/python2.7/site-packages/yum/__init__.py", line 2147, in
downloadPkgs
self.plugins.run('predownload', pkglist=pkglist)
File "/usr/lib/python2.7/site-packages/yum/plugins.py", line 187, in run
func(conduitcls(self, self.base, conf, **kwargs))
File "/usr/lib/yum-plugins/presto.py", line 633, in predownload_hook
(problems, more) = downloadPkgs(conduit, pinfo, download_pkgs)
File "/usr/lib/yum-plugins/presto.py", line 321, in downloadPkgs
delta = getDelta(po, presto, conduit, conf_mp)
File "/usr/lib/yum-plugins/presto.py", line 198, in getDelta
conduit.info(5, -("Could not find delta rpm for package %s.%s.")
TypeError: bad operand type for unary -: 'str'
----------------------- snip -----------------------------------------
/Workaround: UNinstalling yum-presto helps/
--
Joachim Backes <joachim.backes(a)rhrk.uni-kl.de>
http://www.rhrk.uni-kl.de/~backes