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"Failed to register ExcelLink Addin ... Add method of AddIns class failed" error when launch Excel, caused by Excel requiring updating/patching

Troubleshooting


Problem

User launches Excel. An error appears.

Symptom

image 2690
Failed to register ExcelLink Addin
Add method of AddIns class failed

Document Location

Worldwide

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Document Information

Modified date:
09 May 2025

UID

ibm16125067