1937281 - Introscope Enterprise Manager stop due to error "The web server was unable to bind to a port"

• Introscope Enterprise Manager (EM) doesn't start.
  
  
• The following errors can be found in the IntroscopeEnterpriseManager.log:
  
  
  • 2/19/13 03:23:24 AM EST [INFO] [Manager.EMWebServer] EM webapps port: 8081
    2/19/13 03:23:24 AM EST [ERROR] [Manager.EMWebServer] The web server was unable to bind to a port.  This could be caused by another EM process binding to the same port.
    Exception: Address already in use !MESSAGE Error reading configuration: /usr/sap/ccms/wilyintroscope/product/enterprisemanager/configuration/org.eclipse.osgi/.manager/.fileTableLock (Permission denied)
    [ERROR] [Manager] The EM failed to start. prt out of range:0
    
    
  • 2026-01-22 12:48:08.434  INFO 436092 --- [main] Manager.EMWebServer : Cleaning up previous EM/Jetty temporary files from ... /usr/sap/ccms/apmintroscope/./work
    2026-01-22 12:48:08.446  INFO 436092 --- [main] Manager.EMWebServer : Configuring the Jetty web server from configuration file: /usr/sap/ccms/apmintroscope/./config/em-jetty-config.xml
    2026-01-22 12:48:08.561  INFO 436092 --- [main] Manager.EMWebServer : EM[ServerConnector@5d94c50e{SSL, (ssl, http/1.1)}{0.0.0.0:8444}] Request Header Size is :16384

• SAP Solution Manager 7.1
• SAP Solution Manager 7.2
• Introscope Enterprise Manager 10.x

The web server was unable to bind to a port, This could be caused by another EM or some other process binding to the same port, port, Introscope EM, EM webapps port, EM failed to start , KBA , XX-PART-WILY , Introscope by CA Technologies , Problem