Comment 2 for bug 1051050

In UbiquitySyslog.txt:

Sep 14 19:16:58 ubuntu ubiquity: warning: Schema 'org.yorba.shotwell.plugins' has path '/apps/shotwell/plugins/'. Paths starting with '/apps/', '/desktop/' or '/system/' are deprecated.
Sep 14 19:16:58 ubuntu ubiquity: warning: Schema 'org.yorba.shotwell.plugins.enable-state' has path '/apps/shotwell/plugins/enable-state/'. Paths starting with '/apps/', '/desktop/' or '/system/' are deprecated.
Sep 14 19:16:58 ubuntu ubiquity: Processing triggers for update-notifier-common ...
Sep 14 19:16:59 ubuntu ubiquity: Traceback (most recent call last):
Sep 14 19:16:59 ubuntu ubiquity: File "/usr/lib/update-notifier/package-data-downloader", line 296, in <module>
Sep 14 19:16:59 ubuntu ubiquity: process_download_requests()
Sep 14 19:16:59 ubuntu ubiquity: File "/usr/lib/update-notifier/package-data-downloader", line 212, in process_download_requests
Sep 14 19:16:59 ubuntu ubiquity: if para.has_key('script'):
Sep 14 19:16:59 ubuntu ubiquity: AttributeError: 'Deb822' object has no attribute 'has_key'
Sep 14 19:16:59 ubuntu ubiquity: dpkg: error processing update-notifier-common (--unpack):
Sep 14 19:16:59 ubuntu ubiquity: subprocess installed post-installation script returned error exit status 1
Sep 14 19:16:59 ubuntu ubiquity: Errors were encountered while processing:
Sep 14 19:16:59 ubuntu ubiquity: update-notifier-common
Sep 14 19:16:59 ubuntu ubiquity: Error in function:
Sep 14 19:16:59 ubuntu ubiquity:
Sep 14 19:16:59 ubuntu plugininstall.py: Exception during installation:
Sep 14 19:16:59 ubuntu plugininstall.py: SystemError: E:Sub-process /usr/bin/dpkg returned an error code (1)
Sep 14 19:16:59 ubuntu plugininstall.py: