Piwik error on website made with ASP

I recently installed piwik in havefull.com which is made of ASP . But i got following error :

require_once(SitesManager/API.php) [function.require-once]: failed to open stream: No such file or directory
in ‘D:\Webserver\havefull.com\www\piwik\core\Access.php’ at the line 13

#0 Piwik_ErrorHandler(2, require_once(SitesManager/API.php) [function.require-once]: failed to open stream: No such file or directory, D:\Webserver\havefull.com\www\piwik\core\Access.php, 13, Array ([GLOBALS] => Array ( RECURSION,[_ENV] => Array ([ALLUSERSPROFILE] => C:\Documents and Settings\All Users,[APP_POOL_ID] => havefull.com,[ClusterLog] => C:\WINDOWS\Cluster\cluster.log,[CommonProgramFiles] => C:\Program Files\Common Files,[COMPUTERNAME] => C110,[ComSpec] => C:\WINDOWS\system32\cmd.exe,[FP_NO_HOST_CHECK] => NO,[NUMBER_OF_PROCESSORS] => 2,[OS] => Windows_NT,[Path] => C:\Perl\bin;E:\Perl\bin;C:\WINDOWS\system32;C:\WINDOWS;C:\WINDOWS\System32\Wbem,[PATHEXT] => .COM;.EXE;.BAT;.CMD;.VBS;.VBE;.JS;.JSE;.WSF;.WSH;.VBS,[PROCESSOR_ARCHITECTURE] => x86,[PROCESSOR_IDENTIFIER] => x86 Family 15 Model 4 Stepping 3, GenuineIntel,[PROCESSOR_LEVEL] => 15,[PROCESSOR_REVISION] => 0403,[ProgramFiles] => C:\Program Files,[SystemDrive] => C:,[SystemRoot] => C:\WINDOWS,[TEMP] => C:\WINDOWS\TEMP,[TMP] => C:\WINDOWS\TEMP,[USERPROFILE] => C:\Documents and Settings\Default User,[windir] => C:\WINDOWS,[HTTP_CONNECTION] => Keep-Alive,[HTTP_ACCEPT] => image/gif, image/jpeg, image/pjpeg, image/pjpeg, application/x-shockwave-flash, application/vnd.ms-powerpoint, application/vnd.ms-excel, application/msword, /,[HTTP_ACCEPT_ENCODING] => gzip, deflate,[HTTP_ACCEPT_LANGUAGE] => en-us,[HTTP_COOKIE] => PHPSESSID=4102017451f2046d8e9965051ab3c4a7,[HTTP_HOST] => www.havefull.com,[HTTP_USER_AGENT] => Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 5.1; Trident/4.0; .NET CLR 1.1.4322),[AUTH_TYPE] => ,[AUTH_PASSWORD] => ,[AUTH_USER] => ,[CERT_COOKIE] => ,[CERT_FLAGS] => ,[CERT_ISSUER] => ,[CERT_SERIALNUMBER] => ,[CERT_SUBJECT] => ,[CONTENT_LENGTH] => 0,[CONTENT_TYPE] => ,[GATEWAY_INTERFACE] => CGI/1.1,[HTTPS] => off,[HTTPS_KEYSIZE] => ,[HTTPS_SECRETKEYSIZE] => ,[HTTPS_SERVER_ISSUER] => ,[HTTPS_SERVER_SUBJECT] => ,[INSTANCE_ID] => 1635,[LOCAL_ADDR] => 69.50.192.90,[LOGON_USER] => ,[QUERY_STRING] => ,[REMOTE_ADDR] => 124.123.129.47,[REMOTE_HOST] => 124.123.129.47,[REMOTE_USER] => ,[REQUEST_METHOD] => GET,[SCRIPT_NAME] => /piwik/index.php,[SERVER_NAME] => www.havefull.com,[SERVER_PORT] => 80,[SERVER_PORT_SECURE] => 0,[SERVER_PROTOCOL] => HTTP/1.1,[SERVER_SOFTWARE] => Microsoft-IIS/6.0,[UNMAPPED_REMOTE_USER] => ,[ORIG_PATH_TRANSLATED] => D:\Webserver\havefull.com\www\piwik\index.php,[ORIG_PATH_INFO] => /piwik/index.php,[ORIG_SCRIPT_NAME] => /piwik/index.php,[SCRIPT_FILENAME] => D:\Webserver\havefull.com\www\piwik\index.php),[HTTP_ENV_VARS] => Array ([ALLUSERSPROFILE] => C:\Documents and Settings\All Users,[APP_POOL_ID] => havefull.com,[ClusterLog] => C:\WINDOWS\Cluster\cluster.log,[CommonProgramFiles] => C:\Program Files\Common Files,[COMPUTERNAME] => C110,[ComSpec] => C:\WINDOWS\system32\cmd.exe,[FP_NO_HOST_CHECK] => NO,[NUMBER_OF_PROCESSORS] => 2,[OS] => Windows_NT,[Path] => C:\Perl\bin;E:\Perl\bin;C:\WINDOWS\system32;C:\WINDOWS;C:\WINDOWS\System32\Wbem,[PATHEXT] => .COM;.EXE;.BAT;.CMD;.VBS;.VBE;.JS;.JSE;.WSF;.WSH;.VBS,[PROCESSOR_ARCHITECTURE] => x86,[PROCESSOR_IDENTIFIER] => x86 Family 15 Model 4 Stepping 3, GenuineIntel,[PROCESSOR_LEVEL] => 15,[PROCESSOR_REVISION] => 0403,[ProgramFiles] => C:\Program Files,[SystemDrive] => C:,[SystemRoot] => C:\WINDOWS,[TEMP] => C:\WINDOWS\TEMP,[TMP] => C:\WINDOWS\TEMP,[USERPROFILE] => C:\Documents and Settings\Default User,[windir] => C:\WINDOWS,[HTTP_CONNECTION] => Keep-Alive,[HTTP_ACCEPT] => image/gif, image/jpeg, image/pjpeg, image/pjpeg, application/x-shockwave-flash, application/vnd.ms-powerpoint, application/vnd.ms-excel, application/msword, /,[HTTP_ACCEPT_ENCODING] => gzip, deflate,[HTTP_ACCEPT_LANGUAGE] => en-us,[HTTP_COOKIE] => PHPSESSID=4102017451f2046d8e9965051ab3c4a7,[HTTP_HOST] => www.havefull.com,[HTTP_USER_AGENT] => Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 5.1; Trident/4.0; .NET CLR 1.1.4322),[AUTH_TYPE] => ,[AUTH_PASSWORD] => ,[AUTH_USER] => ,[CERT_COOKIE] => ,[CERT_FLAGS] => ,[CERT_ISSUER] => ,[CERT_SERIALNUMBER] => ,[CERT_SUBJECT] => ,[CONTENT_LENGTH] => 0,[CONTENT_TYPE] => ,[GATEWAY_INTERFACE] => CGI/1.1,[HTTPS] => off,[HTTPS_KEYSIZE] => ,[HTTPS_SECRETKEYSIZE] => ,[HTTPS_SERVER_ISSUER] => ,[HTTPS_SERVER_SUBJECT] => ,[INSTANCE_ID] => 1635,[LOCAL_ADDR] => 69.50.192.90,[LOGON_USER] => ,[QUERY_STRING] => ,[REMOTE_ADDR] => 124.123.129.47,[REMOTE_HOST] => 124.123.129.47,[REMOTE_USER] => ,[REQUEST_METHOD] => GET,[SCRIPT_NAME] => /piwik/index.php,[SERVER_NAME] => www.havefull.com,[SERVER_PORT] => 80,[SERVER_PORT_SECURE] => 0,[SERVER_PROTOCOL] => HTTP/1.1,[SERVER_SOFTWARE] => Microsoft-IIS/6.0,[UNMAPPED_REMOTE_USER] => ,[ORIG_PATH_TRANSLATED] => D:\Webserver\havefull.com\www\piwik\index.php,[ORIG_PATH_INFO] => /piwik/index.php,[ORIG_SCRIPT_NAME] => /piwik/index.php,[SCRIPT_FILENAME] => D:\Webserver\havefull.com\www\piwik\index.php),[_POST] => Array (),[HTTP_POST_VARS] => Array (),[_GET] => Array (),[HTTP_GET_VARS] => Array (),[_COOKIE] => Array ([PHPSESSID] => 4102017451f2046d8e9965051ab3c4a7),[HTTP_COOKIE_VARS] => Array ([PHPSESSID] => 4102017451f2046d8e9965051ab3c4a7),[_SERVER] => Array ([ALLUSERSPROFILE] => C:\Documents and Settings\All Users,[APP_POOL_ID] => havefull.com,[ClusterLog] => C:\WINDOWS\Cluster\cluster.log,[CommonProgramFiles] => C:\Program Files\Common Files,[COMPUTERNAME] => C110,[ComSpec] => C:\WINDOWS\system32\cmd.exe,[FP_NO_HOST_CHECK] => NO,[NUMBER_OF_PROCESSORS] => 2,[OS] => Windows_NT,[Path] => C:\Perl\bin;E:\Perl\bin;C:\WINDOWS\system32;C:\WINDOWS;C:\WINDOWS\System32\Wbem,[PATHEXT] => .COM;.EXE;.BAT;.CMD;.VBS;.VBE;.JS;.JSE;.WSF;.WSH;.VBS,[PROCESSOR_ARCHITECTURE] => x86,[PROCESSOR_IDENTIFIER] => x86 Family 15 Model 4 Stepping 3, GenuineIntel,[PROCESSOR_LEVEL] => 15,[PROCESSOR_REVISION] => 0403,[ProgramFiles] => C:\Program Files,[SystemDrive] => C:,[SystemRoot] => C:\WINDOWS,[TEMP] => C:\WINDOWS\TEMP,[TMP] => C:\WINDOWS\TEMP,[USERPROFILE] => C:\Documents and Settings\Default User,[windir] => C:\WINDOWS,[HTTP_CONNECTION] => Keep-Alive,[HTTP_ACCEPT] => image/gif, image/jpeg, image/pjpeg, image/pjpeg, application/x-shockwave-flash, application/vnd.ms-powerpoint, application/vnd.ms-excel, application/msword, /,[HTTP_ACCEPT_ENCODING] => gzip, deflate,[HTTP_ACCEPT_LANGUAGE] => en-us,[HTTP_COOKIE] => PHPSESSID=4102017451f2046d8e9965051ab3c4a7,[HTTP_HOST] => www.havefull.com,[HTTP_USER_AGENT] => Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 5.1; Trident/4.0; .NET CLR 1.1.4322),[AUTH_TYPE] => ,[AUTH_PASSWORD] => ,[AUTH_USER] => ,[CERT_COOKIE] => ,[CERT_FLAGS] => ,[CERT_ISSUER] => ,[CERT_SERIALNUMBER] => ,[CERT_SUBJECT] => ,[CONTENT_LENGTH] => 0,[CONTENT_TYPE] => ,[GATEWAY_INTERFACE] => CGI/1.1,[HTTPS] => off,[HTTPS_KEYSIZE] => ,[HTTPS_SECRETKEYSIZE] => ,[HTTPS_SERVER_ISSUER] => ,[HTTPS_SERVER_SUBJECT] => ,[INSTANCE_ID] => 1635,[LOCAL_ADDR] => 69.50.192.90,[LOGON_USER] => ,[QUERY_STRING] => ,[REMOTE_ADDR] => 124.123.129.47,[REMOTE_HOST] => 124.123.129.47,[REMOTE_USER] => ,[REQUEST_METHOD] => GET,[SCRIPT_NAME] => /piwik/index.php,[SERVER_NAME] => www.havefull.com,[SERVER_PORT] => 80,[SERVER_PORT_SECURE] => 0,[SERVER_PROTOCOL] => HTTP/1.1,[SERVER_SOFTWARE] => Microsoft-IIS/6.0,[UNMAPPED_REMOTE_USER] => ,[ORIG_PATH_TRANSLATED] => D:\Webserver\havefull.com\www\piwik\index.php,[ORIG_PATH_INFO] => /piwik/index.php,[ORIG_SCRIPT_NAME] => /piwik/index.php,[SCRIPT_FILENAME] => D:\Webserver\havefull.com\www\piwik\index.php,[PHP_SELF] => /piwik/index.php,[REQUEST_TIME] => 1244653537,[argv] => Array (),[argc] => 0),[HTTP_SERVER_VARS] => Array ([ALLUSERSPROFILE] => C:\Documents and Settings\All Users,[APP_POOL_ID] => havefull.com,[ClusterLog] => C:\WINDOWS\Cluster\cluster.log,[CommonProgramFiles] => C:\Program Files\Common Files,[COMPUTERNAME] => C110,[ComSpec] => C:\WINDOWS\system32\cmd.exe,[FP_NO_HOST_CHECK] => NO,[NUMBER_OF_PROCESSORS] => 2,[OS] => Windows_NT,[Path] => C:\Perl\bin;E:\Perl\bin;C:\WINDOWS\system32;C:\WINDOWS;C:\WINDOWS\System32\Wbem,[PATHEXT] => .COM;.EXE;.BAT;.CMD;.VBS;.VBE;.JS;.JSE;.WSF;.WSH;.VBS,[PROCESSOR_ARCHITECTURE] => x86,[PROCESSOR_IDENTIFIER] => x86 Family 15 Model 4 Stepping 3, GenuineIntel,[PROCESSOR_LEVEL] => 15,[PROCESSOR_REVISION] => 0403,[ProgramFiles] => C:\Program Files,[SystemDrive] => C:,[SystemRoot] => C:\WINDOWS,[TEMP] => C:\WINDOWS\TEMP,[TMP] => C:\WINDOWS\TEMP,[USERPROFILE] => C:\Documents and Settings\Default User,[windir] => C:\WINDOWS,[HTTP_CONNECTION] => Keep-Alive,[HTTP_ACCEPT] => image/gif, image/jpeg, image/pjpeg, image/pjpeg, application/x-shockwave-flash, application/vnd.ms-powerpoint, application/vnd.ms-excel, application/msword, /,[HTTP_ACCEPT_ENCODING] => gzip, deflate,[HTTP_ACCEPT_LANGUAGE] => en-us,[HTTP_COOKIE] => PHPSESSID=4102017451f2046d8e9965051ab3c4a7,[HTTP_HOST] => www.havefull.com,[HTTP_USER_AGENT] => Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 5.1; Trident/4.0; .NET CLR 1.1.4322),[AUTH_TYPE] => ,[AUTH_PASSWORD] => ,[AUTH_USER] => ,[CERT_COOKIE] => ,[CERT_FLAGS] => ,[CERT_ISSUER] => ,[CERT_SERIALNUMBER] => ,[CERT_SUBJECT] => ,[CONTENT_LENGTH] => 0,[CONTENT_TYPE] => ,[GATEWAY_INTERFACE] => CGI/1.1,[HTTPS] => off,[HTTPS_KEYSIZE] => ,[HTTPS_SECRETKEYSIZE] => ,[HTTPS_SERVER_ISSUER] => ,[HTTPS_SERVER_SUBJECT] => ,[INSTANCE_ID] => 1635,[LOCAL_ADDR] => 69.50.192.90,[LOGON_USER] => ,[QUERY_STRING] => ,[REMOTE_ADDR] => 124.123.129.47,[REMOTE_HOST] => 124.123.129.47,[REMOTE_USER] => ,[REQUEST_METHOD] => GET,[SCRIPT_NAME] => /piwik/index.php,[SERVER_NAME] => www.havefull.com,[SERVER_PORT] => 80,[SERVER_PORT_SECURE] => 0,[SERVER_PROTOCOL] => HTTP/1.1,[SERVER_SOFTWARE] => Microsoft-IIS/6.0,[UNMAPPED_REMOTE_USER] => ,[ORIG_PATH_TRANSLATED] => D:\Webserver\havefull.com\www\piwik\index.php,[ORIG_PATH_INFO] => /piwik/index.php,[ORIG_SCRIPT_NAME] => /piwik/index.php,[SCRIPT_FILENAME] => D:\Webserver\havefull.com\www\piwik\index.php,[PHP_SELF] => /piwik/index.php,[REQUEST_TIME] => 1244653537,[argv] => Array (),[argc] => 0),[_FILES] => Array (),[HTTP_POST_FILES] => Array (),[_REQUEST] => Array ([PHPSESSID] => 4102017451f2046d8e9965051ab3c4a7),[piwik_minimumPHPVersion] => 5.1.3,[piwik_currentPHPVersion] => 5.1.4,[piwik_zend_compatibility_mode] => ,[HTTP_SESSION_VARS] => Array (),[_SESSION] => Array (),[_Event_Dispatcher] => Array ([NotificationClass] => Event_Notification)))
#1 require_once() called at [D:\Webserver\havefull.com\www\piwik\core\Access.php:13]
#2 require_once(D:\Webserver\havefull.com\www\piwik\core\Access.php) called at [D:\Webserver\havefull.com\www\piwik\core\FrontController.php:26]
#3 require_once(D:\Webserver\havefull.com\www\piwik\core\FrontController.php) called at [D:\Webserver\havefull.com\www\piwik\index.php:47]

Please suggest.

Can you check that you extracted all the files and are readable by the web server process?

The error suggests piwik/plugins/SitesManager/API.php doesn’t exist or isn’t readable.