The icu loading issue is fixed in Ubuntu Trusty Tahr 14.04 Firebird 2.5 package
https://launchpad.net/ubuntu/+source/firebird2.5/2.5.2.26540.ds4-9ubuntu1 14.04 is a LTS release so is important to have a stable firebird2.5 package http://en.wikipedia.org/wiki/List_of_Ubuntu_releases#Ubuntu_14.04_LTS_.28Trusty_Tahr.29 ------------------------------------------------------------------------------ Flow-based real-time traffic analytics software. Cisco certified tool. Monitor traffic, SLAs, QoS, Medianet, WAAS etc. with NetFlow Analyzer Customize your own dashboards, set traffic alerts and generate reports. Network behavioral analysis & security monitoring. All-in-one tool. http://pubads.g.doubleclick.net/gampad/clk?id=126839071&iu=/4140/ostg.clktrk Firebird-Devel mailing list, web interface at https://lists.sourceforge.net/lists/listinfo/firebird-devel