I just have fixed this in 3.0.7 (not sure how to reproduce this locally,
but possible error should be fixed now)

in your case I can recommend you to update DB manually and set regdate for
every user to current date

On Mon, Jul 13, 2015 at 11:22 AM, Maxim Solodovnik <solomax...@gmail.com>
wrote:

> somehow you have users in DB with empty registration date ......
> I was sure it is impossible :((
> what database are you using?
> Maybe you can remember how this user was created?
>
> On Mon, Jul 13, 2015 at 11:19 AM, Odent Philippe (eExplore) <
> pod...@eexplore.fr> wrote:
>
>>  Hi Max,
>> Here we go...
>>
>> SLF4J: Class path contains multiple SLF4J bindings.
>> SLF4J: Found binding in [jar:file:/var/www/vhosts/
>> vps182246.ovh.net/httpdocs/openmeetings/red5-server.jar!/org/slf4j/impl/StaticLoggerBinder.class
>> ]
>> SLF4J: Found binding in [jar:file:/var/www/vhosts/
>> vps182246.ovh.net/httpdocs/openmeetings/lib/logback-classic-1.1.2.jar!/org/slf4j/impl/StaticLoggerBinder.class
>> ]
>> SLF4J: See http://www.slf4j.org/codes.html#multiple_bindings for an
>> explanation.
>> SLF4J: Actual binding is of type [org.red5.logging.LoggingContextSelector]
>> Context init...
>> Logger name for context: openmeetings
>> DEBUG 07-13 07:17:42.611 ContextLoggingListener.java 213 72 ROOT [main] -
>> Starting up context openmeetings
>> [INFO] [main]
>> org.springframework.context.support.ClassPathXmlApplicationContext -
>> Refreshing
>> org.springframework.context.support.ClassPathXmlApplicationContext@55a561cf:
>> startup date [Mon Jul 13 07:17:42 CEST 2015]; root of context hierarchy
>> [INFO] [main]
>> org.springframework.beans.factory.xml.XmlBeanDefinitionReader - Loading XML
>> bean definitions from class path resource
>> [openmeetings-applicationContext.xml]
>> [INFO] [main] org.springframework.orm.jpa.LocalEntityManagerFactoryBean -
>> Building JPA EntityManagerFactory for persistence unit 'openmeetings'
>> 587  openmeetings  INFO   [main] openjpa.Runtime - OpenJPA dynamically
>> loaded the class enhancer. Any classes that were not enhanced at build time
>> will be enhanced when they are loaded by the JVM.
>> [INFO] [main]
>> org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerMapping
>> - Mapped
>> "{[/networktest.upload],methods=[POST],params=[],headers=[],consumes=[],produces=[],custom=[]}"
>> onto public void
>> org.apache.openmeetings.servlet.outputhandler.NetworkTestingController.servicePost(javax.servlet.http.HttpServletRequest,javax.servlet.http.HttpServletResponse,javax.servlet.http.HttpSession)
>> throws javax.servlet.ServletException,java.io.IOException
>> [INFO] [main]
>> org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerMapping
>> - Mapped
>> "{[/networktest.upload],methods=[GET],params=[],headers=[],consumes=[],produces=[],custom=[]}"
>> onto public void
>> org.apache.openmeetings.servlet.outputhandler.NetworkTestingController.serviceGet(javax.servlet.http.HttpServletRequest,javax.servlet.http.HttpServletResponse,javax.servlet.http.HttpSession)
>> throws javax.servlet.ServletException,java.io.IOException
>> [INFO] [main]
>> org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerMapping
>> - Mapped
>> "{[/screen.upload],methods=[],params=[],headers=[],consumes=[],produces=[],custom=[]}"
>> onto public void
>> org.apache.openmeetings.servlet.outputhandler.ScreenController.handleRequest(javax.servlet.http.HttpServletRequest,javax.servlet.http.HttpServletResponse)
>> [INFO] [main]
>> org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerMapping
>> - Mapped
>> "{[/file.upload],methods=[POST],params=[],headers=[],consumes=[],produces=[],custom=[]}"
>> onto public void
>> org.apache.openmeetings.servlet.outputhandler.UploadController.handleFileUpload(javax.servlet.http.HttpServletRequest,javax.servlet.http.HttpServletResponse,javax.servlet.http.HttpSession)
>> throws javax.servlet.ServletException
>> [INFO] [main]
>> org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerMapping
>> - Mapped
>> "{[/remotelog.upload],methods=[POST],params=[],headers=[],consumes=[],produces=[],custom=[]}"
>> onto public void
>> org.apache.openmeetings.servlet.outputhandler.UploadController.handleRemoteLog(javax.servlet.http.HttpServletRequest,javax.servlet.http.HttpServletResponse)
>> throws javax.servlet.ServletException
>> [INFO] [main]
>> org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerMapping
>> - Mapped
>> "{[/upload.upload],methods=[POST],params=[],headers=[],consumes=[],produces=[],custom=[]}"
>> onto public void
>> org.apache.openmeetings.servlet.outputhandler.UploadController.handleFormUpload(javax.servlet.http.HttpServletRequest,javax.servlet.http.HttpServletResponse)
>> throws javax.servlet.ServletException
>> [INFO] [main] org.quartz.impl.StdSchedulerFactory - Using default
>> implementation for ThreadExecutor
>> [INFO] [main] org.quartz.core.SchedulerSignalerImpl - Initialized
>> Scheduler Signaller of type: class org.quartz.core.SchedulerSignalerImpl
>> [INFO] [main] org.quartz.core.QuartzScheduler - Quartz Scheduler v.2.1.7
>> created.
>> [INFO] [main] org.quartz.simpl.RAMJobStore - RAMJobStore initialized.
>> [INFO] [main] org.quartz.core.QuartzScheduler - Scheduler meta-data:
>> Quartz Scheduler (v2.1.7)
>> 'org.springframework.scheduling.quartz.SchedulerFactoryBean#0' with
>> instanceId 'NON_CLUSTERED'
>>   Scheduler class: 'org.quartz.core.QuartzScheduler' - running locally.
>>   NOT STARTED.
>>   Currently in standby mode.
>>   Number of jobs executed: 0
>>   Using thread pool 'org.quartz.simpl.SimpleThreadPool' - with 10 threads.
>>   Using job-store 'org.quartz.simpl.RAMJobStore' - which does not support
>> persistence. and is not clustered.
>>
>> [INFO] [main] org.quartz.impl.StdSchedulerFactory - Quartz scheduler
>> 'org.springframework.scheduling.quartz.SchedulerFactoryBean#0' initialized
>> from an externally provided properties instance.
>> [INFO] [main] org.quartz.impl.StdSchedulerFactory - Quartz scheduler
>> version: 2.1.7
>> [INFO] [main] org.quartz.core.QuartzScheduler - JobFactory set to:
>> org.springframework.scheduling.quartz.AdaptableJobFactory@1716e8c5
>> [INFO] [main]
>> org.springframework.context.support.DefaultLifecycleProcessor - Starting
>> beans in phase 2147483647
>> [INFO] [main] org.quartz.core.QuartzScheduler - Scheduler
>> org.springframework.scheduling.quartz.SchedulerFactoryBean#0_$_NON_CLUSTERED
>> started.
>> [INFO] [main] org.quartz.core.QuartzScheduler - Scheduler
>> org.springframework.scheduling.quartz.SchedulerFactoryBean#0_$_NON_CLUSTERED
>> shutting down.
>> [INFO] [main] org.quartz.core.QuartzScheduler - Scheduler
>> org.springframework.scheduling.quartz.SchedulerFactoryBean#0_$_NON_CLUSTERED
>> paused.
>> [INFO] [main] org.quartz.core.QuartzScheduler - Scheduler
>> org.springframework.scheduling.quartz.SchedulerFactoryBean#0_$_NON_CLUSTERED
>> shutdown complete.
>> 3677  openmeetings  INFO   [main] openjpa.Runtime - Starting OpenJPA 2.3.0
>> [ERROR] [main] org.apache.openmeetings.cli.Admin - Backup failed
>> java.lang.NullPointerException: null
>>         at
>> org.apache.openmeetings.backup.BackupExport.exportUsers(BackupExport.java:466)
>> ~[openmeetings-cli-3.0.5-RELEASE.jar:na]
>>         at
>> org.apache.openmeetings.backup.BackupExport.exportUsers(BackupExport.java:455)
>> ~[openmeetings-cli-3.0.5-RELEASE.jar:na]
>>         at
>> org.apache.openmeetings.backup.BackupExport.performExport(BackupExport.java:158)
>> ~[openmeetings-cli-3.0.5-RELEASE.jar:na]
>>         at org.apache.openmeetings.cli.Admin.process(Admin.java:295)
>> [openmeetings-cli-3.0.5-RELEASE.jar:na]
>>         at org.apache.openmeetings.cli.Admin.main(Admin.java:620)
>> [openmeetings-cli-3.0.5-RELEASE.jar:na]
>>
>>
>>
>> Hope it helps
>>
>>
>> [image: eExplore Formation] <http://eexplore.fr/>
>>
>> Philippe Odent / General Manager
>> 06.66.23.23.84/ pod...@eexplore.fr
>>
>> eExplore Formation Office: 0366.732.794
>> 145 Boulevard de Valmy 59650 Villeneuve d'Ascq
>> http://eexplore.fr
>>
>> [image: Facebook] <https://www.facebook.com/eExplore> [image: Twitter]
>> <https://twitter.com/e_explore> [image: Google Plus]
>> <https://plus.google.com/+EexploreFr/posts> [image: Youtube]
>> <https://www.youtube.com/watch?v=yi3oAYMzmys> [image: Linkedin]
>> <https://www.linkedin.com/company/eexplore> [image: Skype]
>> <http://htmlsig.com/eexpl...@outlook.fr>
>>
>> Ce message peut contenir des informations confidentielles ou privilégiées
>> et est destiné uniquement à l'usage du destinataire prévu. Toute
>> publication, diffusion, distribution ou copie se fondant sur les
>> informations présentes est interdite. Nos courriels ne sont pas sécurisés
>> et ne peuvent pas être exempts d’erreurs, car ils peuvent être interceptés,
>> modifiés ou contenir des virus ajoutés à notre insu. Toute personne qui
>> communique avec nous par e-mail est réputée avoir accepté ces risques.
>> Notre entreprise n'est pas responsable des erreurs ou omissions dans ce
>> message et décline toute responsabilité pour tout dommage découlant de
>> l'utilisation de ce message. Les opinions ou déclarations contenues dans ce
>> message et les pièces attachées sont celles de l'auteur et ne représentent
>> pas nécessairement celles de l'entreprise.
>>
>>
>>
>> ------ Message d'origine ------
>> De : "Maxim Solodovnik" <solomax...@gmail.com>
>> À : "Openmeetings user-list" <user@openmeetings.apache.org>; "Odent
>> Philippe (eExplore)" <pod...@eexplore.fr>
>> Envoyé 13/07/2015 06:22:11
>> Objet : Re: Backup feature generates "Internal Error" in OM 3.0.5
>>
>>
>> can you please try to run "./admin.sh *-v *-b -file backup_today.zip" to
>> get detailed output?
>>
>> 2015-07-12 12:20 GMT+06:00 Odent Philippe (eExplore) <pod...@eexplore.fr>
>> :
>>
>>>  Dear all,
>>>
>>> With OM 3.0.5 , clicking on "System Backup" in Administration Panel
>>> generates a blank page with "Internal Error"
>>>
>>> When i try the same feature as root with command line "./admin.sh -b
>>> -file backup_today.zip", i get the following message
>>> ...
>>> 2770  openmeetings  INFO   [main] openjpa.Runtime - Starting OpenJPA
>>> 2.3.0
>>> [ERROR] [main] org.apache.openmeetings.cli.Admin - Backup failed null
>>>
>>> In /openmeetings/upload/backup/backup_folder, on following files are
>>> created
>>> organizations.xml containing the right informations
>>> users.xml with a 0 byte size
>>> ..and nothing else
>>>
>>> Any idea of what could be the problem ?
>>>
>>> All my best,
>>> Philippe
>>>
>>>
>>>
>>> [image: eExplore Formation] <http://eexplore.fr/>
>>>
>>> Philippe Odent / General Manager
>>> 06.66.23.23.84/ pod...@eexplore.fr
>>>
>>> eExplore Formation Office: 0366.732.794
>>> 145 Boulevard de Valmy 59650 Villeneuve d'Ascq
>>> http://eexplore.fr/
>>>
>>> [image: Facebook] <https://www.facebook.com/eExplore> [image: Twitter]
>>> <https://twitter.com/e_explore> [image: Google Plus]
>>> <https://plus.google.com/+EexploreFr/posts> [image: Youtube]
>>> <https://www.youtube.com/watch?v=yi3oAYMzmys> [image: Linkedin]
>>> <https://www.linkedin.com/company/eexplore> [image: Skype]
>>> <http://htmlsig.com/eexpl...@outlook.fr>
>>>
>>> Ce message peut contenir des informations confidentielles ou
>>> privilégiées et est destiné uniquement à l'usage du destinataire prévu.
>>> Toute publication, diffusion, distribution ou copie se fondant sur les
>>> informations présentes est interdite. Nos courriels ne sont pas sécurisés
>>> et ne peuvent pas être exempts d’erreurs, car ils peuvent être interceptés,
>>> modifiés ou contenir des virus ajoutés à notre insu. Toute personne qui
>>> communique avec nous par e-mail est réputée avoir accepté ces risques.
>>> Notre entreprise n'est pas responsable des erreurs ou omissions dans ce
>>> message et décline toute responsabilité pour tout dommage découlant de
>>> l'utilisation de ce message. Les opinions ou déclarations contenues dans ce
>>> message et les pièces attachées sont celles de l'auteur et ne représentent
>>> pas nécessairement celles de l'entreprise.
>>>
>>>
>>
>>
>>
>> --
>> WBR
>> Maxim aka solomax
>>
>>
>
>
> --
> WBR
> Maxim aka solomax
>



-- 
WBR
Maxim aka solomax

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