a more descriptive error message would help here. I think the real issue is the class/type of the parameter.
org.datanucleus.exceptions.NucleusUserException: Query requires 1 parameters, yet 1 values have been provided. at org.datanucleus.store.query.Query.getParameterMapForValues(Query.java: 1983) at org.datanucleus.store.query.Query.executeWithArray(Query.java: 1371) at org.datanucleus.jdo.JDOQuery.executeWithArray(JDOQuery.java:312) -- You received this message because you are subscribed to the Google Groups "Google App Engine for Java" group. To post to this group, send email to google-appengine-j...@googlegroups.com. To unsubscribe from this group, send email to google-appengine-java+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/google-appengine-java?hl=en.