Windows XP A to Z - http://www.softwaretipsandtricks.com/windowsxp
System Restore Calendar Missing
http://www.softwaretipsandtricks.com/windowsxp/articles/160/1/System-Restore-Calendar-Missing
Super Admin
 
By Super Admin
Published on 02/23/2005
 
If you open System Restore and try to choose a restore point but the calendar is missing, it's probably the Hypertext Markup Language Component associatiion (.htc) that is missing or corrupt.

System Restore Calendar Missing

Cut and paste everyting below into notepad, save it as a .reg file, and then double-click on it and let it put the information into the registry:

 

Windows Registry Editor Version 5.00

[HKEY_CLASSES_ROOT\.htc]
"Content Type"="text/x-component"
@="htcfile"

[HKEY_CLASSES_ROOT\MIME\Database\Content Type\text/x-component]
"CLSID"="{3050f4f8-98b5-11cf-bb82-00aa00bdce0b}"
"Extensi on"=".htc"

HKEY_CLASSES_ROOT\CLSID\{3050f4f8-98b5-11cf-bb 82-00aa00bdce0b}]
@="Microsoft  Html Component"
   [HKEY_CLASSES_ROOT\CLSID\{3050f4f8-98b5-11cf-bb82-00aa00bdce0b}\InProcServer32]
@="C:\\WINDOWS\\System32\\mshtml.dll"
"ThreadingModel"="A partment""

[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\.htc]
"Content Type"="text/x-component"
@="htcfile