SqLite DataBase Locked Exception

Question

My Code Is following i wants to retun a SqLiteDataReader From My Function But I got DataBase Lockked Exception 

Following is My Code

public static SQLiteDataReader getAction(string Qry)

{

SQLiteConnection m_dbConnection;

SQLiteDataReader reader = null;

m_dbConnection = new SQLiteConnection(Connn);

m_dbConnection.Open();

SQLiteCommand command = new SQLiteCommand(Qry, m_dbConnection);

reader = command.ExecuteReader(System.Data.CommandBehavior.CloseConnection);

return reader;

}

..
Please Help ...