Troubleshooting

App(s) cannot connect with Microsoft® Excel®

NTCL Soft's Apps can work with offline versions of Microsoft® Excel® both 32-bit and 64-bit, including Excel 365 Click-To-Run version. However, in some case, App(s) can't open Excel® application.

Symptom:

Excel is not opened at the time NTCL Soft's App open

User may see a message "NTCL Error Cannot Open Microsoft® Excel®"

Cause:

Exact reason are still unknown. A certain Office update(s) or installation may lead to this error

References:

stackoverflow.com/questions/72089656/why-do-office-updates-break-the-excel-interop

learn.microsoft.com/en-us/answers/questions/258475/unable-to-cast-com-object-of-type-microsoft-office

Solution:

Do a "Quick Repair" action for Microsoft® Office® 365 will safely resolve the bug.

Notes:

Incase error occurs again, another "Quick Repair" action is necessary.