JChem tab appears but gets greyed outBack to index page
When JChem tab is shown means that JChem for Excel is basically loaded after hitting one of our menu buttons or loading a JChem for Excel workbook it means that the remaining part of the application cannot be loaded.
In most cases it is .NET loading problem, which can be:
|•||.NET version (mostly on XP system)|
|•||IKVM, JChem installation problem|
Logging can also help in resolving the issue: