Me again, this problem of this installation is on my desktop from the last weekend, i have not find the solution yet, i have tried to reinstall every thing including php, apache, even postfix , but this issue with roundcube is still missing, this is the full details:
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Checking PHP version
Version: OK(PHP 5.3.10-1ubuntu3.8 detected)
Checking PHP extensions
The following modules/extensions are required to run Roundcube:
PCRE: OK
DOM: OK
Session: OK
XML: OK
JSON: OK
The next couple of extensions are optional and recommended to get the best performance:
FileInfo: OK
Libiconv: OK
Multibyte: OK
OpenSSL: OK
Mcrypt: OK
Intl: OK
Exif: OK
Checking available databases
Check which of the supported extensions are installed. At least one of them is required.
MySQL: OK
MySQLi: OK
PostgreSQL: NOT AVAILABLE(Not installed)
SQLite (v2): NOT AVAILABLE(Not installed)
Check for required 3rd party libs
This also checks if the include path is set correctly.
PEAR: OK
MDB2: OK
Net_SMTP: OK
Warning: include_once(Net/IDNA2.php): failed to open stream: No such file or directory in /var/www/webmail/installer/utils.php on line 55 Warning: include_once(): Failed opening 'Net/IDNA2.php' for inclusion (include_path='/var/www/webmail/program/lib:/var/www/webmail/program:/var/www/webmail/program/include:.:/usr/share/php:/usr/share/pear') in /var/www/webmail/installer/utils.php on line 55 Net_IDNA2: NOT OK(Failed to load Net/IDNA2.php; See
http://pear.php.net/package/Net_IDNA2)
Mail_mime: OK
Checking php.ini/.htaccess settings
The following settings are required to run Roundcube:
file_uploads: OK
session.auto_start: OK
zend.ze1_compatibility_mode: OK
mbstring.func_overload: OK
suhosin.session.encrypt: OK
magic_quotes_runtime: OK
magic_quotes_sybase: OK
date.timezone: OK
The following settings are optional and recommended:
allow_url_fopen: OK
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any help is appreciated. Thanks.