Support Article

Pega 7.1.7 performance is poor on IE 9

SA-12065

Summary



 When using Internet Explorer 9 with Pega 7.1.7, as an application developer, experience poor performance and high memory usage. This is not reproduced in other browsers. After installing HFix-20746, performance has degraded further in  Internet Explorer .

Error Messages



Not Applicable.

Steps to Reproduce



The same worked previously with PRPC 6.3. After upgrade to Pega 7.1.7, it turned slow.

Root Cause



System was run on Sun or Oracle Java 6. This is not a supported platform for Pega 7.1.7 as per platform support guide. 

Resolution



Upgrade to Java 7 and install HFix-20746 to resolve the issue.

Published April 25, 2016 - Updated October 8, 2020

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