When I install piwik I found this error
There is an error. Please report the message and full backtrace in the Piwik forums.
Warning: curl_getinfo(): supplied argument is not a valid cURL handle resource in /home/enccomeg/public_html/app/webroot/piwik/core/Http.php on line 343
Backtrace -->
#0 Piwik_ErrorHandler(2, curl_getinfo(): supplied argument is not a valid cURL handle resource, /home/enccomeg/public_html/app/webroot/piwik/core/Http.php, 343, Array ([method] => curl,[aUrl] => http://api.piwik.org/1.0/getLatestVersion/?piwik_version=1.1.1&php_version=5.2.10&url=http%3A%2F%2Fwww.enc.com.eg%2Fpiwik%2Findex.php&trigger=&timezone=Africa%2FCairo,[timeout] => 2,[userAgent] => ,[destinationPath] => ,[file] => ,[followDepth] => 0,[contentLength] => 0,[fileLength] => 0,[ch] => ,[curl_options] => Array ([19914] => ,[10002] => http://api.piwik.org/1.0/getLatestVersion/?piwik_version=1.1.1&php_version=5.2.10&url=http%3A%2F%2Fwww.enc.com.eg%2Fpiwik%2Findex.php&trigger=&timezone=Africa%2FCairo,[10016] => http://196.218.169.205,[10018] => Piwik/1.1.1,[42] => ,[78] => 2),[response] => )) called at [(null):0]#1 curl_getinfo(, 3145743) called at [/home/enccomeg/public_html/app/webroot/piwik/core/Http.php:343]#2 Piwik_Http::sendHttpRequestBy(curl, http://api.piwik.org/1.0/getLatestVersion/?piwik_version=1.1.1&php_version=5.2.10&url=http%3A%2F%2Fwww.enc.com.eg%2Fpiwik%2Findex.php&trigger=&timezone=Africa%2FCairo, 2, , , , 0) called at [/home/enccomeg/public_html/app/webroot/piwik/core/Http.php:72]#3 Piwik_Http::sendHttpRequest(http://api.piwik.org/1.0/getLatestVersion/?piwik_version=1.1.1&php_version=5.2.10&url=http%3A%2F%2Fwww.enc.com.eg%2Fpiwik%2Findex.php&trigger=&timezone=Africa%2FCairo, 2) called at [/home/enccomeg/public_html/app/webroot/piwik/core/UpdateCheck.php:51]#4 Piwik_UpdateCheck::check() called at [/home/enccomeg/public_html/app/webroot/piwik/plugins/CoreUpdater/CoreUpdater.php:75]#5 Piwik_CoreUpdater->updateCheck(Piwik_Event_Notification Object ([_notificationName] => FrontController.checkForUpdates,[_notificationObject] => ,[_notificationInfo] => Array (),[_notificationState] => 0,[_notificationCount] => 0)) called at [(null):0]#6 call_user_func_array(Array ([0] => Piwik_CoreUpdater Object (),[1] => updateCheck), Array ([0] => Piwik_Event_Notification Object ([_notificationName] => FrontController.checkForUpdates,[_notificationObject] => ,[_notificationInfo] => Array (),[_notificationState] => 0,[_notificationCount] => 0))) called at [/home/enccomeg/public_html/app/webroot/piwik/libs/Event/Dispatcher.php:284]#7 Event_Dispatcher->postNotification(Piwik_Event_Notification Object ([_notificationName] => FrontController.checkForUpdates,[_notificationObject] => ,[_notificationInfo] => Array (),[_notificationState] => 0,[_notificationCount] => 0), 1, ) called at [/home/enccomeg/public_html/app/webroot/piwik/core/PluginsManager.php:531]#8 Piwik_PostEvent(FrontController.checkForUpdates) called at [/home/enccomeg/public_html/app/webroot/piwik/core/FrontController.php:251]#9 Piwik_FrontController->init() called at [/home/enccomeg/public_html/app/webroot/piwik/index.php:59]
any help please