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Support Article

PRPC startup throws errors and hangs for 20-30 minutes



PRPC initialization on Jboss 7.1.7 server is throwing errors and hanging for 20-30 minutes during login.

Error Messages

17:12:43,734 ERROR [stderr] (http-/ Unable to synchronize on requestor H1A2C8ECBC1856DA3D304A26353C98AEE within 120 seconds: (thisThread = http-/ (originally locked by = http-/ (finally locked by = http-/
we see many many of these for 20-30 minutes.

Steps to Reproduce

Starting up the server and login.

Root Cause

The root cause of this problem is defect/misconfiguration in the operating environment in that the server is not allowed to access the external internet, in this case,


This issue is resolved through the following local change:
Set the dynamic system setting 'AllowAccessToExternalSystem' to false.

Published June 12, 2015 - Updated October 8, 2020

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