zorael@xps /tmp $ sudo apt install --reinstall pepperflashplugin-nonfree 
Reading package lists... Done
Building dependency tree       
Reading state information... Done
0 upgraded, 0 newly installed, 1 reinstalled, 0 to remove and 0 not upgraded.
Need to get 11.1 kB of archives.
After this operation, 0 B of additional disk space will be used.
Get:1 http://se.archive.ubuntu.com/ubuntu yakkety/multiverse amd64 pepperflashplugin-nonfree amd64 1.8.2+nmu1ubuntu1 [11.1 kB]
Fetched 11.1 kB in 0s (60.5 kB/s)                     
(Reading database ... 212965 files and directories currently installed.)
Preparing to unpack .../pepperflashplugin-nonfree_1.8.2+nmu1ubuntu1_amd64.deb ...
Unpacking pepperflashplugin-nonfree (1.8.2+nmu1ubuntu1) over (1.8.2+nmu1ubuntu1) ...
Setting up pepperflashplugin-nonfree (1.8.2+nmu1ubuntu1) ...
ERROR: failed to retrieve status information from google : W: GPG error: http://dl.google.com/linux/chrome/deb stable Release: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY A040830F7FAC5991 NO_PUBKEY 1397BC53640DB551
W: The repository 'http://dl.google.com/linux/chrome/deb stable Release' is not signed.
E: flAbsPath on ./var/lib/dpkg/status failed - realpath (2: No such file or directory)
E: Could not open file  - open (2: No such file or directory)
E: Problem opening 
E: The package lists or status file could not be parsed or opened.
More information might be available at:
  http://wiki.debian.org/PepperFlashPlayer