Error on Persian locale

[danialbehzadi]

When I change phone locale to Persian, I get this error:
Unexpected char 0x6f2 at 21 in User-Agent
value: DAVdroid/1.11.2-ose (۲۰۱۸/۰۵/۰۵; dav4android; okhttp/3.10.0) Android/8.1.0
Here is the debug info: 0_1527489814700_debug.txt

[devvv4ever]

Hello,

we’re sending you an apk via email. This should have been fixed in the latest version. Does it solve your problem? It will take some time until this is coming to f-droid I guess…

[rfc2822]

Please follow up in https://forums.bitfire.at/topic/1764/user-agent-contains-non-ascii-chars-in-some-locales-and-causes-illegalargumentexception