#484 Ошибка: 500 - Perl execution failed – unexpected end of string while parsing JSON string, at character offset 17684 (before "(end of string)")

[Andrej Taran]

I use Webmin 1.941. Sometime, where loading "Stats History", get errors: "Ошибка: 500 - Perl execution failed – unexpected end of string while parsing JSON string, at character offset 17684 (before "(end of string)")".
OS: Debian 8.11 / Linux 3.4.113-sun8i on armv7l.
Webmin language: Russian RU.UTF-8