There's an additional step in the installation of FTS in 10.4.4 that's been tripping people up:
Note you see no errors during install, but the trouble starts when you try to segment assets. You see:
Cannot parse asset data. Details: com.idiominc.ws.filters.FilterParseException: Cannot validate SDL plug-in
There's a missing library:
Refer to the SDL WorldServer 10.4.4. Documentation, specifically to the FTS Server Prerequisites
WorldServer 10.4.4. FTS Server Prerequisites
This Prerequisite needs to be applied:
"Installing the latest FTS requires the vcredist_x86.exe version of the C++ 2013 redistributable package, available here:
Install the C++ 2013 redistributable package, restart WorldServer and complete the project(s) that's in Autoerror.