What you should do is:
1. open your server
2. open folder webapps
3. open knowagecockpitengine.war with WinZip or WinRar
4. open WEB-INF\classes\chart\templates\highcharts414
5. open gauge_chart.vm with Notepad++
6. add
plotOptions: {
gauge: {
wrap: true
}
},
on line 907
7. Save and close
Start your server.