PHP has encountered an Access Violation at 012973CD

hey all, i am using my own IIS. i cofigured IIS to parse php. i have placed php files in wwwroot. every thing goes ok so far. but when i type the path name in internet explorer, the php file opens but with a error like “PHP has encountered an Access Violation at 012973CD”. how can i get rid from this problem??? could some one help me. email-tanvir_math@yahoo.com