Apex Office Print (AOP) - Error: SyntaxError: Unexpected token % in JSON at position 0

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Apex Office Print is one of the popular tool for generating documents using Oracle APEX. While using AOP process type plugin, you will commonly see following error message.
Error: SyntaxError: Unexpected token % in JSON at position 0
Above error has nothing to do with AOP settings or anything else.

Following is simple solution:

1. Open Page properties and check the Advance > Reload on Submit setting.



2. Make sure it is "Always".

Save the changes and check again.

Hope this helps!

Regards,
Jaydip Bosamiya
jbosamiya@gmail.com

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Jaydip Bosamiya
I am Oracle APEX Consultant, Blogger and Integrator. All-rounder in building small, medium and enterprise applications. Extensive knowledge in various area of web-driven applications in Back-end (PL/SQL, SQL, Java), Front-end (Oracle APEX, HTML, JavaScript, CSS, jQuery, OracleJET, ReactJS), RESTful APIs, Third-party library integrations (Apex Office Print (AOP), Payment Gateways, Syncfusion, HighCharts) and APEX Plugins (HighChart, StarRating)

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