Plugin deploy failed

Hi,

I am deploying oracle.sysman.db to hosts, but It shows error as below:

(both hosts OS are Redhat 4 with update 9

and the deployment works on my other hosts with Redhat 5.5)

Calling the validateRuntimeParameters method DeployPluginOnAgentJob: Plugin Deploy on Agent : validated parameters The target_guid is 935A9379E172D54BA26498F4CD83CC23.propName : AgentState propName : OracleHome DeployPluginOnAgentJob Plugin Deploy on Agent - oraHome /databases/oracle/agent12c/core/12.1.0.3.0 PluginDeployonAgt - emStateDir /databases/oracle/agent12c/agent_inst The exception has occured java.security.PrivilegedActionException: oracle.sysman.emSDK.agent.client.exception.PerformOperationException: Error while streaming JobReader:java.io.IOException: Broken pipe Failing oracle.sysman.db plugin configuration of content type: AGENT as configuration of other content type failed. :Failing the process as previous plugin content type  configuration failed The exit code is -1