update error

[TMG1961]

TRied updating but got this error log



===========================
Install Updates Error log
===========================
Install Updates could not fetch the package cache information lists.
Go to https://www.linuxliteos.com/forums/ and paste the log below into a new or existing thread for assistance.


============ Log ===========


Hit:1 http://mirror.nl.leaseweb.net/ubuntu bionic InRelease
Hit:2 http://mirror.nl.leaseweb.net/ubuntu bionic-security InRelease
Hit:3 http://mirror.koddos.net/linuxlite diamond InRelease
Hit:4 http://mirror.nl.leaseweb.net/ubuntu bionic-updates InRelease
Hit:5 http://mirror.nl.leaseweb.net/ubuntu bionic-backports InRelease
Hit:6 https://repo.skype.com/deb stable InRelease
Hit:8 http://ppa.launchpad.net/teejee2008/ppa/ubuntu bionic InRelease
Hit:9 http://archive.canonical.com/ubuntu bionic InRelease
Get:7 http://ppa.launchpad.net/otto-kesselgulasch/gimp/ubuntu bionic InRelease [15,4 kB]


Reading package lists...
E: Repository 'http://ppa.launchpad.net/otto-kesselgulasch/gimp/ubuntu bionic InRelease' changed its 'Label' value from 'gimp' to 'gimp stable'