I did the download the SQL server 2012 evaluation.(sqlfull.iso)
and I did the download the VirtualCloneDrive file for the make virtual drive.
after I setup the Sqlfull file.
and I start install SQL.
and first step installation is going well.
and second step installation is going well.(8 items passed)
after I have error message (Error code 0x858c001b).
after I can't install SQL anymore.
anyone who know solution the problem this.