commit manually fail

[lijunle]

I set auto commit disable using

connection.setAutoCommit(false);

then, I commit manually

connection.setAutoCommit(true);

but not get it.

java.sql.SQLException: SQL logic error or missing database
    at org.sqlite.DB.throwex(DB.java:288)
    at org.sqlite.DB.exec(DB.java:68)
    at org.sqlite.Conn.commit(Conn.java:172)
    at database.Database.insert(Database.java:93)
    at junit.DatabaseTest.main(DatabaseTest.java:32)

[lijunle]

not I am using this project, and it works.
http://www.xerial.org/trac/Xerial/wiki/SQLiteJDBC