hi, It sounds like the post-compilation JDO 'enhancement' step is not getting performed. https://developers.google.com/appengine/docs/java/datastore/jdo/overview#Enhancing_Data_Classes
If you are using the Eclipse plugin ( https://developers.google.com/appengine/docs/java/tools/eclipse), it can do that for you. On 24 July 2012 21:28, ouidad moussa <[email protected]> wrote: > when I try to connect to my database using google app engine and jdo I > get this error > > Uncaught exception from servlet > javax.jdo.JDOFatalUserException: No meta data for com.gestion.utilisateur. > Perhaps you need to run the enhancer on this class? > > > can you help me please !!! > > -- > You received this message because you are subscribed to the Google Groups > "Google App Engine" group. > To view this discussion on the web visit > https://groups.google.com/d/msg/google-appengine/-/zbSq5CC8PF4J. > To post to this group, send email to [email protected]. > To unsubscribe from this group, send email to > [email protected]. > For more options, visit this group at > http://groups.google.com/group/google-appengine?hl=en. > -- You received this message because you are subscribed to the Google Groups "Google App Engine" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/google-appengine?hl=en.
