[GHC] #16409: fresh install crashes

[GHC]

#16409: fresh install crashes
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        Reporter:  eightorbit        |                Owner:  (none)
            Type:  bug               |               Status:  new
        Priority:  low               |            Milestone:
       Component:  GHCi              |              Version:  8.6.3
      Resolution:                    |             Keywords:
Operating System:  Windows           |         Architecture:  x86_64
 Type of failure:  Installing GHC    |  (amd64)
  failed                             |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):
       Wiki Page:                    |
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Changes (by eightorbit):

 * os:  Unknown/Multiple => Windows
 * architecture:  Unknown/Multiple => x86_64 (amd64)


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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/16409#comment:1>
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