Troubleshooting IPv6 systems
This section lists some issues that may occur on IPv6 systems and offers workarounds on how to troubleshoot such issues.
After modifying network configuration, found UnknownHostException
- If you modify the network configuration of a host on which Report Engine is installed, you may receive the following errors:
java.net.UnknownHostException:(hostname> or java.net.SocketException: No such device
To avoid these issues, perform the following:
Open the wrapper.conf file located at <installDirectory>/opt/TrueSightOperationsManagementReporting/ReportEngine/serviceWrapper and edit the file as follows, save it, and restart the BMC TrueSight Operations Management Report Engine service:
Configuration | Edit the wrapper.conf file as |
|---|---|
IPV4 to IPV6 | Update the value of wrapper.java.additional.13=-Djava.net.preferIPv4Stack=true to false |
IPV6 to IPV4 | Update the value of wrapper.java.additional.13=-Djava.net.preferIPv4Stack=false to true |
Dual Stack to IPV4 | Add wrapper.java.additional.13=-Djava.net.preferIPv4Stack=true |
Dual Stack to IPV6 | Add wrapper.java.additional.13=-Djava.net.preferIPv4Stack=false |
IPV4 to Dual Stack | Remove wrapper.java.additional.13=-Djava.net.preferIPv4Stack=true |
IPV6 to Dual Stack | Remove wrapper.java.additional.13=-Djava.net.preferIPv4Stack=false |
Cannot connect to CMS if network configuration is modified
If you modify the network configuration of a host (For example, IPV4 to IPV6), on which BusinessObjects is installed, you may encounter issues while connecting to Central Management Console. To resolve these issues, you must restart Server Intelligence Agent in SAP BusinessObjects BI Enterprise.