He: (process:5301): GLib-CRITICAL **: g_source_unref_internal: assertion 'source ! = NULL' failed

[Daniel Vrátil]

hi,

On Saturday, April 22, 2017 12:31:56 PM CEST ianseeks wrote:
> I got this error at the end of an akonadictl stop - just wondered if its of
> interest to any dev. (full message list below)
> For the record, I had just done a "akonadictl stop", "rm -r .local/share/
> akonadi",  "akonadictl start" and waited for a while for it to recreate its
> structures etc, eventually went back into Kontact, checked an email, still
> got the "retrieving folders.." on an old email, closed kontact, did a
> "stop" in order to do a "start, fsck, vacuum" and got the following.
> 
> bingmybong at thesite:~/.local/share> Qt has caught an exception thrown from an
> event handler. Throwing exceptions from an event handler is not supported
> in Qt.
> You must not let any exception whatsoever propagate through Qt code.
> If that is not possible, in Qt 5 you must at least reimplement
> QCoreApplication::notify() and catch all exceptions there.

Probably protocol exception. Should be much improved in 17.04

> 
> (process:5301): GLib-CRITICAL **: g_source_unref_internal: assertion 'source
> ! = NULL' failed

This is a glib error, probably from some 3rd party library used by Qt (libICE, 
ibus ,....)

> QWaitCondition: mutex destroy failure: Device or resource busy
> chainup()

That's probably the result of the abort due to the unhandled exception

> org.kde.pim.akonadicontrol: Application 'akonadiserver' exited normally...

I wouldn't call this "normally" :-)

All in all, please see if you can reproduce with 17.04.

Thanks,
Dan

> 
> -- all messages after teh akonadictl stop --
> 
> akonadictl stop
> org.kde.pim.pop3resource: Settings(0xbe32e0)
> bingmybong at thesite:~/.local/share> Settings(0x262c2b0)
> Settings(0x13ab330)
> Settings(0x25d52f0)
> org.kde.pim.akonadiserver: "Cannot connect to agent instance with identifier
> 'akonadi_maildir_resource_0', error message: ''"
> org.kde.pim.akonadiserver: "Cannot connect to agent instance with identifier
> 'akonadi_maildir_resource_0', error message: ''"
> "Unable to fetch item from backend (collection -1) : Unable to retrieve item
> from resource: Message recipient disconnected from message bus without
> replying"
> org.kde.pim.akonadiserver: "Cannot connect to agent instance with identifier
> 'akonadi_imap_resource_0', error message: ''"
> org.kde.pim.akonadiserver: "Cannot connect to agent instance with identifier
> 'akonadi_imap_resource_0', error message: ''"
> org.kde.pim.akonadiserver: "Cannot connect to agent instance with identifier
> 'akonadi_imap_resource_0', error message: ''"
> org.kde.pim.akonadicontrol: ProcessControl: Application "/usr/bin/
> akonadi_imap_resource" stopped unexpectedly ( "Process crashed" )
> org.kde.pim.akonadicontrol: Application '/usr/bin/akonadi_imap_resource'
> crashed. No restart!
> org.kde.pim.akonadicontrol: Application '/usr/bin/akonadi_imap_resource'
> exited normally...
> org.kde.pim.akonadicontrol: Application '/usr/bin/akonadi_mailfilter_agent'
> exited normally...
> org.kde.pim.akonadicontrol: Application '/usr/bin/
> akonadi_newmailnotifier_agent' exited normally...
> org.kde.pim.akonadicontrol: Application '/usr/bin/akonadi_maildir_resource'
> exited normally...
> org.kde.pim.akonadicontrol: Application
> '/usr/bin/akonadi_birthdays_resource' exited normally...
> org.kde.pim.akonadicontrol: Application '/usr/bin/akonadi_pop3_resource'
> exited normally...
> org.kde.pim.akonadicontrol: Application '/usr/bin/akonadi_pop3_resource'
> exited normally...
> org.kde.pim.akonadicontrol: Application '/usr/bin/akonadi_akonotes_resource'
> exited normally...
> org.kde.pim.akonadicontrol: Application '/usr/bin/akonadi_pop3_resource'
> exited normally...
> org.kde.pim.akonadicontrol: Application '/usr/bin/
> akonadi_followupreminder_agent' exited normally...
> org.kde.pim.akonadicontrol: Application '/usr/bin/akonadi_pop3_resource'
> exited normally...
> org.kde.pim.akonadicontrol: Application '/usr/bin/akonadi_migration_agent'
> exited normally...
> org.kde.pim.akonadicontrol: Application '/usr/bin/akonadi_archivemail_agent'
> exited normally...
> org.kde.pim.akonadicontrol: Application '/usr/bin/akonadi_contacts_resource'
> exited normally...
> org.kde.pim.akonadicontrol: Application '/usr/bin/akonadi_ical_resource'
> exited normally...
> org.kde.pim.akonadicontrol: Application '/usr/bin/
> akonadi_maildispatcher_agent' exited normally...
> org.kde.pim.akonadicontrol: Application '/usr/bin/akonadi_sendlater_agent'
> exited normally...
> org.kde.pim.akonadicontrol: ProcessControl: Application "/usr/bin/
> akonadi_indexing_agent" stopped unexpectedly ( "Process crashed" )
> org.kde.pim.akonadicontrol: Application '/usr/bin/akonadi_indexing_agent'
> crashed. No restart!
> org.kde.pim.akonadicontrol: Application '/usr/bin/akonadi_notes_agent'
> exited normally...
> 
> bingmybong at thesite:~/.local/share> akonadictl stop
> bingmybong at thesite:~/.local/share> Qt has caught an exception thrown from an
> event
> handler. Throwing
> exceptions from an event handler is not supported in Qt.
> You must not let any exception whatsoever propagate through Qt code.
> If that is not possible, in Qt 5 you must at least reimplement
> QCoreApplication::notify() and catch all exceptions there.
> 
> 
> (process:5301): GLib-CRITICAL **: g_source_unref_internal: assertion 'source
> ! = NULL' failed
> QWaitCondition: mutex destroy failure: Device or resource busy
> chainup()
> org.kde.pim.akonadicontrol: Application 'akonadiserver' exited normally...


-- 
Daniel Vrátil
www.dvratil.cz | dvratil at kde.org
IRC: dvratil on Freenode (#kde, #kontact, #akonadi, #fedora-kde)

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