Hi Rotimi,
Based on the following entries found in you attached file below, it seems this KB article will help you:
Required PTF to integrate Spectrum 10.2.1 to CABI - CA Knowledge
Aug 15, 2018 09:51:34.828 (http-bio-8080-exec-7) (RepMgr) - (DEBUG) - Jasper Server Info:
Aug 15, 2018 09:51:35.031 (http-bio-8080-exec-7) (RepMgr) - (DEBUG) - Granting MySQL privileges to JasperServer server.******.com
Aug 15, 2018 09:51:35.031 (http-bio-8080-exec-7) (RepMgr) - (DEBUG) - MySQL privilege grant operation completed.
Aug 15, 2018 09:51:36.062 (http-bio-8080-exec-7) (ReportManager) - (ERROR) - Error Importing:
Caused by: java.net.ConnectException: Connection refused: connect
at java.net.DualStackPlainSocketImpl.connect0(Native Method)
at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:79)
at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
Thanks,
Silvio