Не добавляется юзерпик

При попытке загрузить портрет автора ругается вот так:

Site Error

An error was encountered while publishing this resource.

exceptions.IOError

Sorry, a site error occurred.

Traceback (innermost last):

• Module ZPublisher.Publish, line 202, in publish_module_standard
• Module ZPublisher.Publish, line 150, in publish
• Module plone.app.linkintegrity.monkey, line 21, in zpublisher_exception_hook_wrapper
• Module Zope2.App.startup, line 187, in zpublisher_exception_hook
• Module Products.SiteErrorLog.SiteErrorLog, line 216, in raising
• Module Products.SiteErrorLog.SiteErrorLog, line 227, in _do_copy_to_zlog
• Module logging, line 999, in error
• Module logging, line 1079, in _log
• Module logging, line 1089, in handle
• Module logging, line 1126, in callHandlers
• Module logging, line 642, in handle
• Module logging, line 744, in emit
• Module logging, line 693, in handleError
• Module traceback, line 124, in print_exception
• Module traceback, line 13, in _print

IOError: [Errno 5] Input/output error

Помог рестарт zope)