when i try to insert 25 tuples into a empty table, i got error "too many values", and only 20 tuples were inserted.

//start of error message
Exception in thread "main" java.sql.SQLException: ORA-00913: too many values

at oracle.jdbc.dbaccess.DBError.throwSqlException(DBE rror.java:134)
at oracle.jdbc.ttc7.TTIoer.processError(TTIoer.java:2 89)
at oracle.jdbc.ttc7.Oall7.receive(Oall7.java:573)
at oracle.jdbc.ttc7.TTC7Protocol.doOall7(TTC7Protocol .java:1891)
at oracle.jdbc.ttc7.TTC7Protocol.parseExecuteFetch(TT C7Protocol.java:109
3)
at oracle.jdbc.driver.OracleStatement.executeNonQuery (OracleStatement.ja
va:2047)
at oracle.jdbc.driver.OracleStatement.doExecuteOther( OracleStatement.jav
a:1940)
at oracle.jdbc.driver.OracleStatement.doExecuteWithTi meout(OracleStateme
nt.java:2709)
at oracle.jdbc.driver.OracleStatement.executeUpdate(O racleStatement.java
:796)
at LoadItem.main(LoadItem.java:74)
Press any key to continue . . .
//end error

When i try to insert via a java program 5 tuples into an empty table , i got "not enough values" error. 5 tuples were inserted.
Connection Succeeded
Everything cleared
Record inserted
Record inserted
Record inserted
Record inserted
Record inserted
Record inserted
Exception in thread "main" java.sql.SQLException: ORA-00947: not enough values

at oracle.jdbc.dbaccess.DBError.throwSqlException(DBE rror.java:134)
at oracle.jdbc.ttc7.TTIoer.processError(TTIoer.java:2 89)
at oracle.jdbc.ttc7.Oall7.receive(Oall7.java:573)
at oracle.jdbc.ttc7.TTC7Protocol.doOall7(TTC7Protocol .java:1891)
at oracle.jdbc.ttc7.TTC7Protocol.parseExecuteFetch(TT C7Protocol.java:109
3)
at oracle.jdbc.driver.OracleStatement.executeNonQuery (OracleStatement.ja
va:2047)
at oracle.jdbc.driver.OracleStatement.doExecuteOther( OracleStatement.jav
a:1940)
at oracle.jdbc.driver.OracleStatement.doExecuteWithTi meout(OracleStateme
nt.java:2709)
at oracle.jdbc.driver.OracleStatement.executeUpdate(O racleStatement.java
:796)
at LoadSupplier.main(LoadSupplier.java:74)
Press any key to continue . . .
//end
Pls let me know how to configure so that i can add any number of tuples into the tables.