ubuntu下装xampp apache无法启动了，求助高手指点！！！

安装成功后，重启电脑，apache无法启动了，报以下错误：
XAMPP: Starting Apache...fail.
AH00526: Syntax error on line 1 of /opt/lampp/etc/extra/httpd-xampp.conf:
Invalid command '\xef\xbb\xbf#<IfDefine', perhaps misspelled or defined by a module not included in the server configuration
XAMPP: Starting MySQL...ok.
XAMPP: Starting ProFTPD...ok.
httpd-xampp.conf配置文件：
#<IfDefine PHP4>
#LoadModule php4_module modules/libphp4.so
#</IfDefine>
#<IfDefine PHP5>
#LoadModule php5_module modules/libphp5.so
#</IfDefine>
# We will enable it by default
#<IfDefine PHP>
LoadModule php5_module modules/libphp5.so
#</IfDefine>
LoadModule perl_module modules/mod_perl.so
Alias /phpmyadmin "/opt/lampp/phpmyadmin"
Alias /phpsqliteadmin "/opt/lampp/phpsqliteadmin"
# since XAMPP 1.4.3
<Directory "/opt/lampp/phpmyadmin">
AllowOverride AuthConfig Limit
Require all granted
</Directory>
<Directory "/opt/lampp/phpsqliteadmin">
AllowOverride AuthConfig Limit
Require all granted
</Directory>
# since LAMPP 1.0RC1
AddType application/x-httpd-php .php .php3 .php4
XBitHack on
# since 0.9.8 we've mod_perl
<IfModule mod_perl.c>
AddHandler perl-script .pl
PerlHandler ModPerl::PerlRunPrefork
PerlOptions +ParseHeaders
PerlSendHeader On
</IfModule>
# demo for mod_perl responsehandler
#PerlModule Apache::CurrentTime
#<Location /time>
# SetHandler modperl
# PerlResponseHandler Apache::CurrentTime
#</Location>
# AcceptMutex sysvsem is default but on some systems we need this
# thanks to jeff ort for this hint
#AcceptMutex flock
#LockFile /opt/lampp/logs/accept.lock
# this makes mod_dbd happy - oswald, 02aug06
# mod_dbd doesn't work in Apache 2.2.3: getting always heaps of "glibc detected *** corrupted double-linked list" on shutdown - oswald, 10sep06
#DBDriver sqlite3
#
# New XAMPP security concept
#
<LocationMatch "^/(?i:(?:xampp|security|licenses|phpmyadmin|webalizer|server-status|server-info))">
Require local
ErrorDocument 403 /error/XAMPP_FORBIDDEN.html.var
</LocationMatch>