This can effect multiple components, such as Agents or the One Installer. Examples below:
Agent Error Message :
U0003397 Agent 'AGENTNAME' logged off (Client connection='13').
U0003413 Socket call 'recv' returned error code '10054'.
An existing connection was forcibly closed by the remote host.
The Agent is down and the above error message is seen in the CP log file. Any of the following symptoms may occur:
One Installer Error Message:
System Error: Error occurred when sending request to Automation Engine: An existing connection was forcibly closed by the remote host
com.automic.apm.exceptions.ApmException: Error occurred when sending request to Automation Engine: An existing connection was forcibly closed by the remote host
...
Apr 05, 2018 3:15:37 PM com.automic.installer.api.common.Installer createInstallerException
SEVERE: Check the installation log for more details. The installation log is located in C:\Automic\install.log
java.lang.Exception: Package 'Analytics_PCK.AUTOMIC_ANALYTICS_1_0_3+build.75' cannot be loaded.
Investigation
Files needed for analysis:
Error Message Details
The following message was found in the CP logfile at the time the error occurred:
Release: ONE Automation 12.X and 21.X
Component: Automation engine
This is not a Automic error but a network issue that needs to be resolved by a Network Administrator.
There are many possible errors involved with the error-message. Have the network administrators check:
Same issue if the error is 10053