MATLAB7 + sqlitejdbc-v056.jar 访问数据库

conn=database(‘data.db‘,‘‘,‘‘,‘org.sqlite.JDBC‘,‘jdbc:sqlite:C:/MATLAB7/work/del_man_voice_from_wave/data.db‘);
% ping(conn);
% set(conn,‘AutoCommit‘,‘off‘);
exec(conn, ‘create table mytst(id, name, score1, score2)‘);
exec(conn, ‘insert into mytst values(1,"zhangsan",88.5,90)‘);
exec(conn, ‘insert into mytst values(2,"lisi",98.5,92);‘);
curs=exec(conn,‘select id,name from mytst‘)
disp aa
curs=fetch(curs);
% commit(conn);

??? Java exception occurred: 
java.lang.IllegalStateException: SQLite JDBC: inconsistent internal state

    at org.sqlite.RS.checkCol(RS.java:62)

    at org.sqlite.RS.getColumnCount(RS.java:319)

    at com.mathworks.toolbox.database.fetchTheData.maximumColumns(fetchTheData.java:174)
.

Error in ==> cursor.cols at 50
  columns = double(maximumColumns(cursor.Fetch,resultSetMetaData));

Error in ==> cursor.fetch at 120
          numberOfColumns = double(cols(cursor));

Error in ==> test_sqlite at 9
curs=fetch(curs);