Server Error in ‘/x’ Application – Excel Web App Error – Solution

All of a sudden, Office Web Apps Excel Web App stopped working and gave this Runtime error message on opening Microsoft Excel files from SharePoint 2013:
Server Error in ‘/x’ Application.

SharePoint Office Web Apps Server Error in '/x' Application


This occurs due to the public key which connects to the WOPI application, such as the Office Web Apps Server to the SharePoint farm going out of sync! To resolve the issue, Run from any SharePoint Server:  

Salaudeen Rajack

Salaudeen Rajack - Information Technology Expert with Two-decades of hands-on experience, specializing in SharePoint, PowerShell, Microsoft 365, and related products. He has held various positions including SharePoint Architect, Administrator, Developer and consultant, has helped many organizations to implement and optimize SharePoint solutions. Known for his deep technical expertise, He's passionate about sharing the knowledge and insights to help others, through the real-world articles!

5 thoughts on “Server Error in ‘/x’ Application – Excel Web App Error – Solution

  • Thanks a lot. you are a savior!

  • Thank you! it resolved the issue.

  • Thanks a lot.

  • Thnx a lot. It helped on time!!


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