[imp] Call to undefined function: singleton()

[akanksha prabhat]

hi

any idea about this error

Fatal error: Call to undefined function: singleton()
in /var/www/html/horde/imp/lib/base.php on line 28.
My horde/test.php shows this value for PEAR
PEAR

    * PEAR - Yes
    * Recent PEAR - No
    * This version of PEAR is not recent enough. See
the Horde PEAR page for details.
    * Mail - Yes
    * Mail_Mime - Yes
    * Log - Yes
    * DB - Yes
    * Net_Socket - Yes
    * File - Yes (Test for a known problem with
File.php)
    * Date - Yes
    * Auth_SASL - Yes
    * HTTP_Request - No
    * Parts of Horde (Jonah, the XML-RPC
client/server) use the HTTP_Request library to
retrieve URLs and do other HTTP requests.
    * Net_URL - No
    * HTTP_Request depends on the Net_URL package.

Valid XHTML 1.0! 

thanks 
akanksha


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