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User-Agent: Mozilla/4.0 (compatible; MSIE 5.01; Windows NT 5.0)

Description of problem:
This traceback error is documented in the install guide...but I find no errata 
that looks beneficial....

Version-Release number of selected component (if applicable):


How reproducible:
Always

Steps to Reproduce:
1.boot from install boot.img disk
2.install RHL_7.2
3.wait for 50% of packadges to load....Crash!
	

Expected Results:  continue install...no crash would be nice

Additional info:

Traceback (innermost last):
  File "/usr/bin/anaconda", line 620, in ?
    intf.run(id, dispatch, configFileData)
  File "/usr/lib/anaconda/gui.py", line 350, in run
    self.icw.run (self.runres, configFileData)
  File "/usr/lib/anaconda/gui.py", line 778, in run
    mainloop ()
  File "/usr/lib/python1.5/site-packages/gtk.py", line 2608, in mainloop
    _gtk.gtk_main()
  File "/usr/lib/anaconda/gui.py", line 497, in handleRenderCallback
    self.currentWindow.renderCallback()
  File "/usr/lib/anaconda/iw/progress_gui.py", line 135, in renderCallback
    self.intf.icw.nextClicked()
  File "/usr/lib/anaconda/gui.py", line 399, in nextClicked
    self.dispatch.gotoNext()
  File "/usr/lib/anaconda/dispatch.py", line 143, in gotoNext
    self.moveStep()
  File "/usr/lib/anaconda/dispatch.py", line 208, in moveStep
    rc = apply(func, self.bindArgs(args))
  File "/usr/lib/anaconda/packages.py", line 563, in doInstall
    problems = ts.run(0, ~rpm.RPMPROB_FILTER_DISKSPACE, cb.cb, 0)
  File "/usr/lib/anaconda/packages.py", line 225, in cb
    fn = self.method.getFilename(h, self.pkgTimer)
  File "/usr/lib/anaconda/image.py", line 88, in getFilename
    isys.umount("/mnt/source")
  File "/usr/lib/anaconda/isys.py", line 152, in umount
    rc = _isys.umount(what)
SystemError: (16, 'Device or resource busy')

Local variables in innermost frame:
what: /mnt/source
removeDir: 1


Package Group selection status:
Base: 1
Printing Support: 1
Classic X Window System: 1
X Window System: 1
Laptop Support: 0
Spelling: 0
GNOME: 1
KDE: 0
Sound and Multimedia Support: 1
Network Support: 1
Dialup Support: 1
Messaging and Web Tools: 1
Graphics and Image Manipulation: 0
Network Server: 0
News Server: 0
NFS File Server: 0
Windows File Server: 0
Anonymous FTP Server: 0
SQL Database Server: 0
Web Server: 0
Router / Firewall: 0
DNS Name Server: 0
Network Managed Workstation: 0
Authoring and Publishing: 0
Emacs: 0
Utilities: 0
Legacy Application Support: 0
Software Development: 1
Kernel Development: 0
Windows Compatibility / Interoperability: 0
Games and Entertainment: 1
Everything Include: 0
Workstation Common: 1
Server: 0
Everything: 0


Individual package selection status:
4Suite: 1, Canna: 0, Canna-devel: 0, Canna-libs: 0, Distutils: 0, 
ElectricFence: 0, FreeWnn: 0, FreeWnn-common: 0, FreeWnn-devel: 0, FreeWnn-
libs: 0, GConf: 1, GConf-devel: 1, Gtk-Perl: 0, Guppi: 1, Guppi-devel: 0, 
ImageMagick: 1, ImageMagick-c++: 1, ImageMagick-c++-devel: 0, ImageMagick-
devel: 0, ImageMagick-perl: 1, LPRng: 1, MAKEDEV: 1, Maelstrom: 1, MagicPoint: 
0, Mesa: 1, Mesa-demos: 1, Mesa-devel: 1, MyODBC: 0, MySQL-python: 0, ORBit: 1, 
ORBit-devel: 1, PyQt: 1, PyQt-devel: 1, PyQt-examples: