From Bugzilla Helper:
User-Agent: Mozilla/4.0 (compatible; MSIE 5.5; Windows NT 5.0)

Description of problem:
Traceback (most recent call last):
  File "/usr/lib/anaconda/gui.py", line 632, in nextClicked
    self.dispatch.gotoNext()
  File "/usr/lib/anaconda/dispatch.py", line 150, in gotoNext
    self.moveStep()
  File "/usr/lib/anaconda/dispatch.py", line 215, in moveStep
    rc = apply(func, self.bindArgs(args))
  File "/usr/lib/anaconda/partitioning.py", line 57, in 
partitionObjectsInitialize
    partitions.setFromDisk(diskset)
  File "/usr/lib/anaconda/partitions.py", line 184, in setFromDisk
    lvm.vgscan()
  File "/usr/lib/anaconda/lvm.py", line 38, in vgscan
    raise SystemError, "vgscan failed"
SystemError: vgscan failed

Local variables in innermost frame:
rc: 24320


Dispatcher instance, containing members:
method: CdromInstallMethod instance, containing members:
  messageWindow: <bound method InstallInterface.messageWindow of 
<gui.InstallInterface instance at 0x867a9d4>>


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


How reproducible:
Always

Steps to Reproduce:
1.Install RedHat 8
2.
3.
    

Actual Results:  Error message see above discription

Expected Results:  Red hat install with out problems

Additional info: