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Php fatal error call to undefined function prepare

When it' s called the first time, it creates a new Connect object and returns that. Other times, it returns the PDO object in $ this- > _ dbh. getInstance( ) should always return the. Call to a member function prepare( ) on a non- object. " means that the object " _ pdo" in $ this- > _ pdo- > prepare( $ sql) ) doesn' t exist. This, in turn, implies that the constructor ( which should initialize _ pdo) was never called. You need to set your PDO connection into $ db before call prepare( ) $ stmt= $ db- > prepare( $ sql) ;. In my example $ db is my PDO connection $ db = new PDO( ' mysql: host= localhost; dbname; charset= utf8', ' user', ' pass' ) ;. Fatal error: Call to a member function prepare( ) on a non- object in. $ pdo is undefined. You can make a function of database connection in the same php page & call that function whenever you want. I was getting the same error: Then I saw I called my class after I had closed the PDO connection. Fatal error: Call to a member function prepare( ) on a non- object PHP ООП.

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