Last updated on 07/25/2019
After clicking organize favorites in the Internet Explorer® favorites menu, a dialog may appear with the following error:
An error has occured in this dialog.
Error: 100
Invalid class string
This issue may be caused by a missing MicroSoft® javasript registration. If so, it’s easily fixed in WinXP, Vista or Win7 by registering the regsvr32 jscript.dll. Visit the below link for detailed instructions:
The Winhelp Online Help Blog – Fix for Error 100 Invalid Class String in Internet Explorer When Opening Organize Favorites
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