Created attachment 537411 [details]
File: backtrace

#!/usr/bin/env python
# -*- coding: utf-8 -*-
import os,time,sys,random
import uno

# Sanity check
if len(sys.argv) < 2:
    sys.exit('Usage: %s file:///path/to/filename.odp' % sys.argv[0])


# Contexte UNO
localContext = uno.getComponentContext()
resolver = localContext.ServiceManager.createInstanceWithContext("com.sun.star.bridge.UnoUrlResolver", localContext)

# Creation de l'instance LibreOffice
port = random.randint(4000,5000)
print('Activation de UNO sur le port %i' % port)
smgr = None
while smgr==None:
	try:
		print('Essai instanciation ...')
		smgr = resolver.resolve( "uno:socket,host=localhost,port=" + str(port) + ";urp;StarOffice.ServiceManager")
	except Exception as exceptInfo:
		print('Echec instanciation: ' + exceptInfo.Message)
		os.system("ooimpress -norestore  -nologo -nodefault -nolockcheck  -invisible -headless \"-accept=socket,host=localhost,port=" + str(port) + ";urp;\" &")
		time.sleep(2)

print('Connectée à UNO')

# Acces instance
remoteContext = smgr.getPropertyValue("DefaultContext")
desktop = smgr.createInstanceWithContext("com.sun.star.frame.Desktop",remoteContext)
try:
	print('Ouverture de %s ...' % sys.argv[1])
	document = desktop.loadComponentFromURL(sys.argv[1],"_blank", 0, () )
except Exception as exceptInfo:
	sys.exit('Echec ouverture: ' + exceptInfo.Message)

# Acces aux controller
dxcont = document.getCurrentController() # retourne un XController
dxmodel = dxcont.getModel() # retourne un XModel
dxframe = dxcont.getFrame() # retourne un XFrame
dxwindow = dxframe.getContainerWindow() # retourne un XWindow
pres = document.Presentation # retourne un XPresentation

# Cache la fenetre principale d'OO
dxwindow.setVisible(False)

# Configuration de la presentation
pres.IsFullScreen =  True
pres.AllowAnimations =  True
pres.IsAutomatic = True
pres.Pause = 0

# On recuperes les pages
dpages = dxmodel.getDrawPages() # retourne un XDrawPages

# Demarrage de la presentation
pres.start()


print("Nombre de pages: %i " % dpages.Count)


currentPage = dpages.page1
print("Diapo %i" % currentPage.Number)

time.sleep(5)


currentPage = dpages.page2
print("Diapo %i" % currentPage.Number)

time.sleep(5)


# On quitte tout
pres.end()
document.dispose()
desktop.terminate()
sys.exit('Fin ...')

Quite probably this is the problem fixed by http://cgit.freedesktop.org/libreoffice/core/commit/?id=a07e8231a5cd3e12f7120486098479ab6ae6bcc2

Created attachment 537869 [details]
replacement script without line breaks and with fixed page index getter

Assuming that's the problem, >= openoffice.org-3.3.0-20.10.fc14 will have that fix if we do another release for F-14

openoffice.org-3.3.0-20.10.fc14 has been submitted as an update for Fedora 14.
https://admin.fedoraproject.org/updates/openoffice.org-3.3.0-20.10.fc14

libreoffice-3.3.4.1-1.fc15 has been submitted as an update for Fedora 15.
https://admin.fedoraproject.org/updates/libreoffice-3.3.4.1-1.fc15

Package openoffice.org-3.3.0-20.10.fc14:
* should fix your issue,
* was pushed to the Fedora 14 testing repository,
* should be available at your local mirror within two days.
Update it with:
# su -c 'yum update --enablerepo=updates-testing openoffice.org-3.3.0-20.10.fc14'
as soon as you are able to.
Please go to the following url:
https://admin.fedoraproject.org/updates/FEDORA-2011-16640/openoffice.org-3.3.0-20.10.fc14
then log in and leave karma (feedback).

libreoffice-3.3.4.1-1.fc15 has been pushed to the Fedora 15 stable repository.  If problems still persist, please make note of it in this bug report.