The Xron scheduler product tries to import DateTime from Globals, but under Zope 2.4.0 it is not available from Globals and must instead be imported directly from DateTime. The attached patch fixes this: Hamish Lawson *** zopesite/Products/Xron/Dispatcher.py Mon Jul 23 21:10:33 2001 --- zopesite2/Products/Xron/Dispatcher.py Mon Jul 23 17:18:20 2001 *************** *** 38,44 **** loggerr=Loggerr.loggerr #import pdb; pdb.set_trace() ! from Globals import DateTime import sys, string maxwait=float(10) # max time to wait between wake-ups in seconds --- 38,44 ---- loggerr=Loggerr.loggerr #import pdb; pdb.set_trace() ! from DateTime import DateTime import sys, string maxwait=float(10) # max time to wait between wake-ups in seconds *** zopesite/Products/Xron/XronDTMLMethod.py Mon Jul 23 21:10:50 2001 --- zopesite2/Products/Xron/XronDTMLMethod.py Mon Jul 23 17:19:12 2001 *************** *** 28,34 **** ##################################################################### """ Scheduled DTML Methods for Xron """ ! from Globals import HTMLFile, default__class_init__, DateTime from OFS.DTMLMethod import DTMLMethod from Products.ZCatalog.CatalogAwareness import CatalogAware from urllib import quote --- 28,35 ---- ##################################################################### """ Scheduled DTML Methods for Xron """ ! from Globals import HTMLFile, default__class_init__ ! from DateTime import DateTime from OFS.DTMLMethod import DTMLMethod from Products.ZCatalog.CatalogAwareness import CatalogAware from urllib import quote