[appengine-java] Re: local_db does not exist; cannot store persistent data

2010-07-20 Thread Erencie
Hi, I have succeed in getting the local_db.bin after I change my Student class. Initially my Student class is like this: @PersistenceCapable(identityType = IdentityType.APPLICATION) public class Student { @PrimaryKey @Persistent private String googleAccount; @Persistent pri

[appengine-java] Re: local_db does not exist; cannot store persistent data

2010-07-20 Thread Galoch
try explicitly setting path to local db in your run configuration in eclipse under Arguments tab / VM args: -Ddatastore.backing_store= This should create a new bin file if it does not exist. Thanks, G On Jul 20, 5:54 am, Erencie wrote: > Hi R, > > Yes I tried to save persistence objects using

Re: [appengine-java] Re: local_db does not exist; cannot store persistent data

2010-07-20 Thread Ronmell Fuentes
Ok. some issues. 1. Student the Class must be persistence with all the anotations that JDO states. 2. Try to print in the console of your app the data, before printing it on a Jsp o html. 3. when the message that says: "no local_db.bin exists" it also says something like it'll be created right?. 4

[appengine-java] Re: local_db does not exist; cannot store persistent data

2010-07-20 Thread Erencie
Hi R, Yes I tried to save persistence objects using sth like this in the servlet: Student newStudent = new Student(googleID, fullName, matricNum, email, team); PersistenceManager pm = PMF.get().getPersistenceManager(); try { pm.ma