Greek letter in a reference title

I am not able to use a greek letler in the title.It truncates the title at the position of the letter. Is it a known bug ?

MacosX 10.13.3 with most recent updates

Endnote 8.2

Thanks

Marc Girondot

Maybe you should contact Technical Support directly – as I have no ideas and it appears no one else does either? 

1-800-336-4474 option 4 then 1 or

https://support.clarivate.com/Endnote/s/technicalsupport?language=en_US