crash 1.2 beta 2 on utf8dir

Software error:

ERROR: Could not open logfile /var/www/foswikiBêta2/working/logs/error.log for write. Your admin should 'configure' now and fix the errors!
 at /usr/share/perl5/CGI/Carp.pm line 353.
    CGI::Carp::realdie("ERROR: Could not open logfile /var/www/foswikiB\x{c3}\x{aa}ta2/working/"...) called at /usr/share/perl5/CGI/Carp.pm line 443
    CGI::Carp::die("ERROR: Could not open logfile /var/www/foswikiB\x{c3}\x{aa}ta2/working/"...) called at /var/www/foswikiBêta2/lib/Foswiki/Logger/PlainFile.pm line 145
    Foswiki::Logger::PlainFile::log(Foswiki::Logger::PlainFile=HASH(0x98bec78), "warning", "ERROR: Could not open logfile /var/www/foswikiB\x{c3}\x{aa}ta2/working/"...) called at /var/www/foswikiBêta2/lib/Foswiki/UI.pm line 475
    Foswiki::UI::__ANON__(Error::Simple=HASH(0x987d2e4), SCALAR(0x8be20e0)) called at /usr/share/perl5/Error.pm line 340
    eval {...} called at /usr/share/perl5/Error.pm line 330
    Error::subs::run_clauses(HASH(0x94fca54), "ERROR: Could not open logfile /var/www/foswikiB\x{c3}\x{aa}ta2/working/"..., undef, ARRAY(0x8bea90c)) called at /usr/share/perl5/Error.pm line 427
    Error::subs::try(CODE(0x8a96e30), HASH(0x94fca54)) called at /var/www/foswikiBêta2/lib/Foswiki/UI.pm line 500
    Foswiki::UI::_execute(Foswiki::Request=HASH(0x9514514), CODE(0x8edc174), "view", 1) called at /var/www/foswikiBêta2/lib/Foswiki/UI.pm line 326
    Foswiki::UI::handleRequest(Foswiki::Request=HASH(0x9514514)) called at /var/www/foswikiBêta2/lib/Foswiki/Engine/CGI.pm line 99
    Foswiki::Engine::CGI::run(Foswiki::Engine::CGI=HASH(0x8f6ff94)) called at /var/www/foswikiBêta2/bin/view line 29.

For help, please send mail to the webmaster (webmaster@localhost), giving this error message and the time and date of the error.
Software error:

[Sat Jun 20 15:23:00 2015] view: ERROR: Could not open logfile /var/www/foswikiBêta2/working/logs/error.log for write. Your admin should 'configure' now and fix the errors!
[Sat Jun 20 15:23:00 2015] view:  at /usr/share/perl5/CGI/Carp.pm line 353.
[Sat Jun 20 15:23:00 2015] view:    CGI::Carp::realdie("ERROR: Could not open logfile /var/www/foswikiB\x{c3}\x{aa}ta2/working/"...) called at /usr/share/perl5/CGI/Carp.pm line 443
[Sat Jun 20 15:23:00 2015] view:    CGI::Carp::die("ERROR: Could not open logfile /var/www/foswikiB\x{c3}\x{aa}ta2/working/"...) called at /var/www/foswikiBêta2/lib/Foswiki/Logger/PlainFile.pm line 145
[Sat Jun 20 15:23:00 2015] view:    Foswiki::Logger::PlainFile::log(Foswiki::Logger::PlainFile=HASH(0x98bec78), "warning", "ERROR: Could not open logfile /var/www/foswikiB\x{c3}\x{aa}ta2/working/"...) called at /var/www/foswikiBêta2/lib/Foswiki/UI.pm line 475
[Sat Jun 20 15:23:00 2015] view:    Foswiki::UI::__ANON__(Error::Simple=HASH(0x987d2e4), SCALAR(0x8be20e0)) called at /usr/share/perl5/Error.pm line 340
[Sat Jun 20 15:23:00 2015] view:    eval {...} called at /usr/share/perl5/Error.pm line 330
[Sat Jun 20 15:23:00 2015] view:    Error::subs::run_clauses(HASH(0x94fca54), "ERROR: Could not open logfile /var/www/foswikiB\x{c3}\x{aa}ta2/working/"..., undef, ARRAY(0x8bea90c)) called at /usr/share/perl5/Error.pm line 427
[Sat Jun 20 15:23:00 2015] view:    Error::subs::try(CODE(0x8a96e30), HASH(0x94fca54)) called at /var/www/foswikiBêta2/lib/Foswiki/UI.pm line 500
[Sat Jun 20 15:23:00 2015] view:    Foswiki::UI::_execute(Foswiki::Request=HASH(0x9514514), CODE(0x8edc174), "view", 1) called at /var/www/foswikiBêta2/lib/Foswiki/UI.pm line 326
[Sat Jun 20 15:23:00 2015] view:    Foswiki::UI::handleRequest(Foswiki::Request=HASH(0x9514514)) called at /var/www/foswikiBêta2/lib/Foswiki/Engine/CGI.pm line 99
[Sat Jun 20 15:23:00 2015] view:    Foswiki::Engine::CGI::run(Foswiki::Engine::CGI=HASH(0x8f6ff94)) called at /var/www/foswikiBêta2/bin/view line 29.
 at /usr/share/perl5/CGI/Carp.pm line 353.
    CGI::Carp::realdie("[Sat Jun 20 15:23:00 2015] view: ERROR: Could not open logfil"...) called at /usr/share/perl5/CGI/Carp.pm line 450
    CGI::Carp::die(Error::Simple=HASH(0x989c53c)) called at /usr/share/perl5/Error.pm line 184
    Error::throw(Error::Simple=HASH(0x989c53c)) called at /usr/share/perl5/Error.pm line 433
    Error::subs::try(CODE(0x8a96e30), HASH(0x94fca54)) called at /var/www/foswikiBêta2/lib/Foswiki/UI.pm line 500
    Foswiki::UI::_execute(Foswiki::Request=HASH(0x9514514), CODE(0x8edc174), "view", 1) called at /var/www/foswikiBêta2/lib/Foswiki/UI.pm line 326
    Foswiki::UI::handleRequest(Foswiki::Request=HASH(0x9514514)) called at /var/www/foswikiBêta2/lib/Foswiki/Engine/CGI.pm line 99
    Foswiki::Engine::CGI::run(Foswiki::Engine::CGI=HASH(0x8f6ff94)) called at /var/www/foswikiBêta2/bin/view line 29

For help, please send mail to the webmaster (webmaster@localhost), giving this error message and the time and date of the error.