“operation failed” when trying to send the attachment email in Outlook

Situation: When the use uses Office 365 Outlook to send an email with PDF attachment, she gets this error: “operation failed”.

Troubleshooting: 1. enable/disable Exchange cache mode for a test.

2. Check the attachment permissions.

3. Repair Outlook.

Published by

Bob Lin

Bob Lin, Chicagotech-MVP, MCSE & CNE Data recovery, Windows OS Recovery, Networking, and Computer Troubleshooting on http://www.ChicagoTech.net How to Install and Configure Windows, VMware, Virtualization and Cisco on http://www.HowToNetworking.com

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