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Support Article

pr_read_from_stream function is not available



After upgrading from PRPC 6.3 SP1 to Pega 7.1.7, the below error is generated multiple times in the log.

Error Messages

pr_read_from_stream function is not available

Steps to Reproduce

There is no specific use case to reproduce this issue.

Root Cause

The root cause of this problem is defect/misconfiguration in the operating environment. UDF functions are not installed correctly.


SA-8737 explains how to resolve this problem: 

Published July 21, 2015 - Updated October 8, 2020

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