Error "Setup library ocmsn.dll could not be loaded" occurs while opening Add/Remove Windows ComponentsPublished: Oct 04, 2005
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When you open Windows Components option in Add/Remove Programs applet, the following error may be generated:
Setup library ocmsn.dll could not be loaded, or function OcEntry
could not be found.
Contact your system administrator. The specific error code is 0x7e.
Extracting a new copy of the file resolves the problem. Follow these steps:
- Insert the Windows XP CD in the drive
- Click Start, Run and type CMD
- Type this command:
expand X:\i386\ocmsn.dl_ -r C:\windows\system32\setup
Where X:\ is your CD-ROM drive letter. The above command assumes Windows is installed in C:\ drive. If not, change the drive letter / Path accordingly.
Example: expand h:\i386\ocmsn.dl_ -r G:\windows\system32\setup