Support Article

Agents are not running

SA-26266

Summary



In an EAR deployment, a custom advanced agent experiences the below issues.
 
  • System took long time to create the agent scheduler.
  •  In System management Application (SMA) the agent appears but it is not running. 
  •  Last run start and last run finish times are blank in SMA for all agents.


Error Messages



Not applicable

Steps to Reproduce

  1. Update a Pega 7.1.9 system to Pega 7.2 or Pega 7.2.1 but keep the EAR file from Pega 7.1.9 system deployed.
  2. Restart the system.


Root Cause



A defect or configuration issue in the operating environment. 

The class 
com.pega.pegarules.ra.priv.PRResourceNode deployed in the EAR file has an updated interface, and was not updated in environment. The Pega 7.1.9 version of this class will not work with Pega 7.2.1.

Resolution


An issue in the custom application code or rules.

Deploy the correct Pega 7.2.1 EAR or update the customized EAR with the class version from the Pega 7.2.1 distribution media.
 

Published August 1, 2016 - Updated August 10, 2016


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