Last Modified: Mar 31, 2023
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BIG-IP Install/Upgrade, TMOS
Known Affected Versions:
15.1.5, 22.214.171.124, 15.1.4, 126.96.36.199, 15.1.3, 188.8.131.52, 15.1.2, 15.1.1
Opened: Jan 05, 2022
- During a BIG-IP upgrade, an RPM error occurs and is logged to /var/log/liveinstall.log. The nature of the error has rpm post script failure in one of the packages. - After the rpm post script failure occurs, the upgrade status is reported as success. - Upon rebooting to the upgraded BIG-IP version, TMM logs an error that it cannot open a library: "localhost.localdomain notice ERROR: dlopen(libtcl_xnet.so) failed".
TMM fails to load a library. This can impact or disrupt traffic.
This issue is encountered during a BIG-IP upgrade from 13.x & 14.0.x to 15.1.x.
Remount /usr to rw: mount -o remount,rw /usr Create the symlink that wa missing: ln -s /usr/lib64/libtcl8.4.so libtcl_xnet.so Restore selinux file context: restorecon -rF libtcl_xnet.so Confirm the symlink: ls -lahZ libtcl_xnet.so lrwxrwxrwx. root root system_u:object_r:lib_t:s0 libtcl_xnet.so -> /usr/lib64/libtcl8.4.so Remount /usr to ro: mount -o remount,ro /usr Reboot