Original docu from: http://www.php.net/manual/en/ref.mbstring.php#72472
tried out the following option...
But is had not effect on the most obvious problem: Truncated names with utf8, e.g. in project list. To partly fix this problem I now added a fallback solution for the getShort() function:
return mb_substr($this->name, 0 ,$length) . "...";
return substr($this->name, 0 ,$length) . "...";
I also has to added this to