Support Article
"Connection to http://pdn.pega.com refused" errors in log
SA-1001
Summary
You see the below exception appear multiple times in the PegaRULES log.
Error Messages
com.pega.apache.http.conn.HttpHostConnectException: Connection to http://pdn.pega.com refused
Steps to Reproduce
n/a
Root Cause
The root cause of this problem is defect/misconfiguration in the PRPC operating environment. PRPC attempts to access pdn.pega.com on every operator login to display the PDN News sidebar. If the attempt is not successful, the exception is written to the PegaRULES log.
Resolution
Set the dynamic system setting AllowAccessToExternalSystem to "false". This will remove the PDN News sidebar and prevent the error.
Published June 12, 2015 - Updated October 8, 2020
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