Issue unable to complete update to Plesk Onyx 17.8.11 Update #41

[kestendi]

Hi
hi
i've got a pb with the update of Plesk Onyx 17.8.11 Update #40 to Plesk Onyx 17.8.11 Update #41 with Ubuntu 16.04.5 LTS

the error message is :
Not found source for system packages (release 16.04) in APT software sources configuration:
Package files:
100 /var/lib/dpkg/status
release a=now
500 http://autoinstall.plesk.com/ubuntu/PHP73_17 xenial/all amd64 Packages
release o=Plesk,a=xenial,n=xenial,l=PHP v 7.3 packages,c=all,b=amd64
origin autoinstall.plesk.com
500 http://autoinstall.plesk.com/ubuntu/PHP72_17 xenial/all amd64 Packages
release o=Plesk,a=xenial,n=xenial,l=PHP v 7.2 packages,c=all,b=amd64
origin autoinstall.plesk.com
500 http://autoinstall.plesk.com/ubuntu/PHP71_17 xenial/all amd64 Packages
release o=Plesk,a=xenial,n=xenial,l=PHP v 7.1 packages,c=all,b=amd64
origin autoinstall.plesk.com
500 http://autoinstall.plesk.com/ubuntu/PHP70_17 xenial/all amd64 Packages
release o=Plesk,a=xenial,n=xenial,l=PHP v 7.0 packages,c=all,b=amd64
origin autoinstall.plesk.com
500 http://autoinstall.plesk.com/ubuntu/PHP56_17 xenial/all amd64 Packages
release o=Plesk,a=xenial,n=xenial,l=PHP v 5.6 packages,c=all,b=amd64
origin autoinstall.plesk.com
500 http://autoinstall.plesk.com/ubuntu/PHP55_17 xenial/all amd64 Packages
release o=Plesk,a=xenial,n=xenial,l=PHP v 5.5 packages,c=all,b=amd64
origin autoinstall.plesk.com
500 http://autoinstall.plesk.com/ubuntu/PHP54_17 xenial/all amd64 Packages
release o=Plesk,a=xenial,n=xenial,l=PHP v 5.4 packages,c=all,b=amd64
origin autoinstall.plesk.com
500 http://autoinstall.plesk.com/ubuntu/PHP53_17 xenial/all amd64 Packages
release o=Plesk,a=xenial,n=xenial,l=PHP v 5.3 packages,c=all,b=amd64
origin autoinstall.plesk.com
500 http://autoinstall.plesk.com/ubuntu/PHP52_17 xenial/all amd64 Packages
release o=Plesk,a=xenial,n=xenial,l=PHP v 5.2 packages,c=all,b=amd64
origin autoinstall.plesk.com
500 http://autoinstall.plesk.com/ubuntu/PMM_0.1.10 xenial/all amd64 Packages
release o=Plesk,a=xenial,n=xenial,l=Plesk migrator v 0.1.10 packages,c=all,b=amd64
origin autoinstall.plesk.com
500 http://dl.google.com/linux/mod-pagespeed/deb stable/main i386 Packages
release v=1.0,o=Google, Inc.,a=stable,n=stable,l=Google,c=main,b=i386
origin dl.google.com
500 http://dl.google.com/linux/mod-pagespeed/deb stable/main amd64 Packages
release v=1.0,o=Google, Inc.,a=stable,n=stable,l=Google,c=main,b=amd64
origin dl.google.com
500 http://autoinstall.plesk.com/debian/SITEBUILDER_17.8.12 all/all i386 Packages
release o=Plesk,a=all,n=all,l=SITEBUILDER 17.8.12 packages,c=all,b=i386
origin autoinstall.plesk.com
500 http://autoinstall.plesk.com/debian/SITEBUILDER_17.8.12 all/all amd64 Packages
release o=Plesk,a=all,n=all,l=SITEBUILDER 17.8.12 packages,c=all,b=amd64
origin autoinstall.plesk.com
500 http://autoinstall.plesk.com/ubuntu/PSA_17.8.11 xenial/extras amd64 Packages
release o=Plesk,a=xenial,n=xenial,l=Plesk 17.8.11 packages,c=extras,b=amd64
origin autoinstall.plesk.com
500 http://autoinstall.plesk.com/ubuntu/PSA_17.8.11 xenial/all amd64 Packages
release o=Plesk,a=xenial,n=xenial,l=Plesk 17.8.11 packages,c=all,b=amd64
origin autoinstall.plesk.com


does anyone have a solution to work around this pb ?

Thanks