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I am using Windchill PDMLink Release 11.1 and Datecode with CPS M010Frequently server getting down.Getting error(Tomcat is down or refused connection)Here are the errors that I facedTomcat is down or refused connection.No response has been sent to the client
Similar discussion - "Windchill 10.X with imbedded tomcat issues": https://community.ptc.com/t5/Windchill/Windchill-10-X-with-imbedded-tomcat-issues/td-p/214137
Sounds like an issue you need to take up with your IT department.
Are Apache, Windchill and your LDAP being run as services on the host system?
