The problem being cause by OMContextListener
if you edit webapps/openmeeings/WEB-INF/web.xml and comment out
listener section, the exception will will be different.
I'll try to find out what so wrong with this 5line listener and why it
works as expected on some machines.


On Dec 12, 5:24 pm, "Holger Rabbach (ICT)" <holger.rabb...@om.org>
wrote:
> Hi Sebastian,
>
> Sorry it took so long.
>
> 1) there is no derby.log created.  There is no openmeetings folder in red5/
>
> 2) the error looks the same if no persistence.xml is found
>
> 3) same error with latest OpenJPA as well (after putting the original 
> persistence.xml back :))
>
> Maybe this is a bit late now anyway, since I've seen you seem to have found 
> something with the order in which things are being loaded that can cause 
> problems?
>
> Best regards,
> Holger
>
>
>
>
>
>
>
> -----Original Message-----
> From: openmeetings-user@googlegroups.com 
> [mailto:openmeetings-user@googlegroups.com] On Behalf Of seba.wag...@gmail.com
> Sent: Freitag, 9. Dezember 2011 16:21
> To: openmeetings-user@googlegroups.com
> Subject: Re: [openmeetings-user] Re: Can't start openmeetings_1_9_0_r4692 
> under Ubuntu 10.04.3 LTS
>
> 1) When you startup the server with default settings is there a derby.log 
> file created or not ?
> What is its content?
> Is there some folder created "openmeetings" in red5-folder that contains some 
> folders like "seg0" "tmp", ...
>
> 2) If you rename the default persistence.xml to backup_persistence.xml and 
> startup using red5.sh:
> Do you see a different exception on startup then the 
> javax.persistance.Exception ?
>
> 3) Can you replace the openJPA JAR in
> openmeetings/WEB-INF/lib/openjpa-2.1.0.jar
> with the JAR openjpa-2.1.1.jar from the latest downloads 
> fromhttp://openjpa.apache.org/downloads.html
>  ?
>
> Sebastian
>
> 2011/12/9 Holger Rabbach (ICT) <holger.rabb...@om.org>:
> > Yes, same problem with that one as well
>
> > -----Original Message-----
> > From: openmeetings-user@googlegroups.com
> > [mailto:openmeetings-user@googlegroups.com] On Behalf Of
> > seba.wag...@gmail.com
> > Sent: Freitag, 9. Dezember 2011 16:05
> > To: openmeetings-user@googlegroups.com
> > Subject: Re: [openmeetings-user] Re: Can't start
> > openmeetings_1_9_0_r4692 under Ubuntu 10.04.3 LTS
>
> > yes :D
>
> > if you download this snapshot from here:
> >http://nightly.openmeetings.de/openmeetings/builds/751/openmeetings_r4
> > 703.zip
>
> > The same effect?
>
> > Sebastian
>
> > 2011/12/9 Holger Rabbach (ICT) <holger.rabb...@om.org>:
> >> (well, besides OpenMeetings not running, obviously ;))
>
> >> -----Original Message-----
> >> From: openmeetings-user@googlegroups.com
> >> [mailto:openmeetings-user@googlegroups.com] On Behalf Of Holger
> >> Rabbach (ICT)
> >> Sent: Freitag, 9. Dezember 2011 16:02
> >> To: openmeetings-user@googlegroups.com
> >> Subject: RE: [openmeetings-user] Re: Can't start
> >> openmeetings_1_9_0_r4692 under Ubuntu 10.04.3 LTS
>
> >> Yep, no problems then...
>
> >> -----Original Message-----
> >> From: openmeetings-user@googlegroups.com
> >> [mailto:openmeetings-user@googlegroups.com] On Behalf Of
> >> seba.wag...@gmail.com
> >> Sent: Freitag, 9. Dezember 2011 15:59
> >> To: openmeetings-user@googlegroups.com
> >> Subject: Re: [openmeetings-user] Re: Can't start
> >> openmeetings_1_9_0_r4692 under Ubuntu 10.04.3 LTS
>
> >> when you delete the openmeetings webapp from the red5-webapps dir (or move 
> >> it temporarly away) Does the red5 service startup or not?
>
> >> Sebastian
>
> >> 2011/12/9 Holger Rabbach (ICT) <holger.rabb...@om.org>:
> >>> Hi Sebastian,
>
> >>> No changes to any files - using the unzipped distribution file. 
> >>> Openmeetings is run as root, so the file is readable. I normally use an 
> >>> init.d script, but for testing I've been going into /usr/local/red5 (the 
> >>> directory I unzipped to) and running "sh red5.sh".
> >>> Changing the log level for persistence to INFO (from WARN) doesn't give 
> >>> any more info than the messages already posted here.
>
> >>> Holger
>
> >>> -----Original Message-----
> >>> From: openmeetings-user@googlegroups.com
> >>> [mailto:openmeetings-user@googlegroups.com] On Behalf Of
> >>> seba.wag...@gmail.com
> >>> Sent: Freitag, 9. Dezember 2011 15:49
> >>> To: openmeetings-user@googlegroups.com
> >>> Subject: Re: [openmeetings-user] Re: Can't start
> >>> openmeetings_1_9_0_r4692 under Ubuntu 10.04.3 LTS
>
> >>> Did you make any changes to the file
> >>> webapps/openmeetings/WEB-INF/classes/META-INF/persistence.xml
> >>> ?
> >>> Is that file readable by the user that runs openmeetings?
>
> >>> where do you execute the red5.sh ? Using a init.d script? Can you just cd 
> >>> to the folder red5 and use the red5.sh to test and startup please.
>
> >>> Last but not least:
> >>> To get more trace you could change the log-level in
> >>> red5/conf/logback.xml
>
> >>> Sebastian
>
> >>> 2011/12/9 Holger Rabbach (ICT) <holger.rabb...@om.org>:
> >>>> Same things with JDK 6 as well
>
> >>>> -----Original Message-----
> >>>> From: openmeetings-user@googlegroups.com
> >>>> [mailto:openmeetings-user@googlegroups.com] On Behalf Of Holger
> >>>> Rabbach (ICT)
> >>>> Sent: Freitag, 9. Dezember 2011 15:40
> >>>> To: openmeetings-user@googlegroups.com
> >>>> Subject: RE: [openmeetings-user] Re: Can't start
> >>>> openmeetings_1_9_0_r4692 under Ubuntu 10.04.3 LTS
>
> >>>> Sure, give me a few minutes
>
> >>>> -----Original Message-----
> >>>> From: openmeetings-user@googlegroups.com
> >>>> [mailto:openmeetings-user@googlegroups.com] On Behalf Of
> >>>> seba.wag...@gmail.com
> >>>> Sent: Freitag, 9. Dezember 2011 15:37
> >>>> To: openmeetings-user@googlegroups.com
> >>>> Subject: Re: [openmeetings-user] Re: Can't start
> >>>> openmeetings_1_9_0_r4692 under Ubuntu 10.04.3 LTS
>
> >>>> can you try with JDK6 ?
>
> >>>> Sebastian
>
> >>>> 2011/12/9 Holger Rabbach (ICT) <holger.rabb...@om.org>:
> >>>>> Hi again,
>
> >>>>> I have some more information: the same error appears on a CentOS 6 
> >>>>> machine with Oracle JDK 7, freshly installed just for testing. Right 
> >>>>> now it looks like it's broken on more configurations than it works on.
>
> >>>>> Holger
>
> >>>>> -----Original Message-----
> >>>>> From: openmeetings-user@googlegroups.com
> >>>>> [mailto:openmeetings-user@googlegroups.com] On Behalf Of solomax
> >>>>> Sent: Freitag, 9. Dezember 2011 11:26
> >>>>> To: OpenMeetings User
> >>>>> Subject: [openmeetings-user] Re: Can't start
> >>>>> openmeetings_1_9_0_r4692 under Ubuntu 10.04.3 LTS
>
> >>>>> I will try to investigate this issue but unfortunately its not
> >>>>> reproducible on my virtual servers (most of them are 11.10 work
> >>>>> stable, requires non manual compilations) T'll write here if I
> >>>>> will find the solution
>
> >>>>> On Dec 9, 4:59 pm, "Holger Rabbach (ICT)" <holger.rabb...@om.org>
> >>>>> wrote:
> >>>>>> It's really weird - on the same system, I can run OpenMeetings 1.8, 
> >>>>>> but not 1.9. I'm getting the same persistence error as some of the 
> >>>>>> others:
>
> >>>>>> Invocation of init method failed; nested exception is 
> >>>>>> javax.persistence.PersistenceException: Found 
> >>>>>> 'javax.persistence.provider' property in the map but the value is not 
> >>>>>> a String. Found object : 'null'.
>
> >>>>>> This is a freshly unzipped archive with no changes made and running 
> >>>>>> red5.sh as root, so there can be no access issues and no 
> >>>>>> misconfigurations. I diff'ed the persistence.xml files of the instance 
> >>>>>> that works and the one that doesn't and there were absolutely no 
> >>>>>> differences. Permissions on the files are the same as well.
>
> >>>>>> At this point I'm thinking that one of the components included in
> >>>>>> the zip file must be different between the two versions, with the
> >>>>>> newer one relying on something that isn't there in Ubuntu 10.04.
> >>>>>> I checked the obvious ones (derby.jar, derbyclient.jar, openjpa),
> >>>>>> but they're all the same. I'd hate to have to rebuild my system,
> >>>>>> but I guess if we can't find what's causing these problems, then
> >>>>>> I have no other choice :(
>
> >>>>>> Best regards,
> >>>>>> Holger
>
> >>>>>> -----Original Message-----
> >>>>>> From: openmeetings-user@googlegroups.com
> >>>>>> [mailto:openmeetings-user@googlegroups.com] On Behalf Of solomax
> >>>>>> Sent: Freitag, 9. Dezember 2011 10:32
> >>>>>> To: OpenMeetings User
> >>>>>> Subject: [openmeetings-user] Re: Can't start
> >>>>>> openmeetings_1_9_0_r4692 under Ubuntu 10.04.3 LTS
>
> >>>>>> I did install everything from the list described
> >>>>>> inhttp://code.google.com/p/openmeetings/wiki/UbuntuLucidLTS
> >>>>>> except for manually compiled packages like xpdf and swftools
> >>>>>> change DB to be mysql
>
> >>>>>> solomax@ubuntu:/opt/red5$ cd
> >>>>>> webapps/openmeetings/WEB-INF/classes/META-
> >>>>>> INF/
> >>>>>> sudo mv mysql_persistence.xml persistence.xml
>
> >>>>>> modify persistence.xml to have valid user/password
>
> >>>>>> everything works if I run it using ./red5.sh
>
> >>>>>> solomax@ubuntu:/opt/red5$ /etc/init.d/red5 start Starting Red5 flash 
> >>>>>> streaming server: red5.
> >>>>>> solomax@ubuntu:/opt/red5$ start-stop-daemon: Unable to open
> >>>>>> pidfile '/ var/run/red5.pid' for writing: Permission denied
> >>>>>> (Permission
> >>>>>> denied)
>
> >>>>>> guess I can fix it, seems not to be *this* issue
>
> >>>>>> On Dec 9, 3:56 pm, Lee Daniel <lee.e...@gmail.com> wrote:
> >>>>>> > Hi solomax,could u setup system by this
> >>>>>> > manualhttp://code.google.com/p/openmeetings/wiki/UbuntuLucidLTSandseewhat
> >>>>>> >  will happen.Thanks!
>
> >>>>>> > On Dec 9, 12:46 pm, solomax <solomax...@gmail.com> wrote:
>
> >>>>>> > > Just set up fresh ubuntu 10.04.3 x64 server (VMWare) install
> >>>>>> > > unzip
> >>>>>> > > + sun-java6-sdk red5.sh starts without any issues
>
> >>>>>> > > will try to google this problem or maybe you can pack your
> >>>>>> > > broken version bak into zip or tar.gz and put on the free
> >>>>>> > > file hosting?
> >>>>>> > > I can try it and maybe will find what's wrong with it...
>
> >>>>>> > > On Dec 9, 10:48 am, solomax <solomax...@gmail.com> wrote:
>
> >>>>>> > > > tested 1.9.0 release on Ubuntu 11.10 server, no issues :(
> >>>>>> > > > I'll try to set up 10.04 virtual Ubuntu server and test it.
>
> >>>>>> > > > On Dec 9, 5:19 am, "seba.wag...@gmail.com"
> >>>>>> > > > <seba.wag...@gmail.com>
> >>>>>> > > > wrote:
>
> >>>>>> > > > > The root issue:
> >>>>>> > > > > *javax.persistence.PersistenceException: Found
> >>>>>> > > > > 'javax.persistence.provider' property in the map but the
> >>>>>> > > > > value is not a String. Found...
>
> read more »

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