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Support Article

Content does not load on launching a portal on Chrome 75



The content does not load on launching a portal on Chrome 75 and later versions. However, only header and footer load. The issue also occurs on Safari and Firefox browsers. The dropdowns which are used to launch the portal do not work. The issue is encountered by the admins with access to the Designer Studio. The dropdowns do not load. An error occurs in the browser console.

Error Messages


Uncaught TypeError: Failed to construct 'FormData': parameter 1 is not of type 'HTMLFormElement'.at pega.ui.Doc.harnessOnLoad 


Steps to Reproduce


Open the Case Manager portal on the latest version of Chrome 75. Header and footer load and the content does not load.


Root Cause

A defect in Pegasystems’ code or rules. FormData is a native API and is defined in jQuery. The native API is picked instead of the jQuery API on Chrome 75 and the later versions.


Apply HFix-54418.


Published August 15, 2019 - Updated October 8, 2020

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