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Page Designer Shows 1 Error Has Occurred Error: Server Error On Page Load And 500-Internal Server From Sql Commands Page with Apex on 21c database (Doc ID 2778845.1)

Last updated on JUNE 02, 2021

Applies to:

APEX Application Development - Version NA and later
Oracle Application Express (APEX) - Version 18.1 and later
Autonomous Database on Shared Infrastructure - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Information in this document applies to any platform.


While trying to navigating to the Page Designer page from the Application builder, the following error appears.

 "1 error has occurred Error: "

Also while navigating to SQL Workshop, the following error appears.

500 Internal Server Error


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