I can’t know where is the problem. I tried reinstalling gimp but nothing happened.
pacman -Qi python
Name : python
Version : 3.9.1-1
Description : Next generation of the python high-level scripting language
Architecture : x86_64
Licenses : custom
Groups : None
Provides : python3
Depends On : bzip2 expat gdbm libffi libnsl libxcrypt openssl zlib
Optional Deps : python-setuptools [installed]
python-pip [installed]
sqlite [installed]
mpdecimal: for decimal
xz: for lzma [installed]
tk: for tkinter [installed]
Required By : acpilight aircrack-ng apm asciidoc ceph-libs devilspy
flatpak gdb gdb-common glslang gstreamer gufw inkscape
libbytesize libixion libreoffice-still
manjaro-application-utility menulibre mono mugshot
node-gyp pacman-mirrors patchutils pcsclite
python-appdirs python-asn1crypto python-attrs python-cairo
python-capstone python-click python-colorama
python-contextlib2 python-dbus python-distlib
python-distro python-distutils-extra python-docopt
python-future python-gobject python-idna
python-jade-application-kit python-keyutils python-lockfile
python-lxml python-more-itertools python-msgpack
python-npyscreen python-ordered-set python-pefile
python-pexpect python-pillow python-ply python-progress
python-psutil python-ptyprocess python-pycryptodome
python-pycups python-pycurl python-pyopenssl
python-pyparsing python-pyqt5-sip python-pytoml
python-pyxdg python-reportlab python-resolvelib
python-shiboken2 python-sip python-sip-pyqt5 python-six
python-toml python-urllib3 python-webencodings python-yaml
python-zipp samba smbclient udiskie ufw veil virtualbox
Optional For : android-tools btrfs-progs git glib2 graphviz gupnp
ki18n ldb lensfun libevent libftdi libnewt libproxy
lilv lirc net-snmp nfs-utils openexr postgresql
qbittorrent subversion talloc tdb tevent usbutils
util-linux vim vim-runtime volume_key xfsprogs zbar
Conflicts With : None
Replaces : python3
Installed Size : 79.38 MiB
Packager : Felix Yan <felixonmars@archlinux.org>
Build Date : Sun 13 Dec 2020 01:55:53 PM EET
Install Date : Mon 04 Jan 2021 10:49:30 AM EET
Install Reason : Installed as a dependency for another package
Install Script : No
Validated By : Signature
pacman -Qi gimp
Name : gimp
Version : 2.10.22-1
Description : GNU Image Manipulation Program
Architecture : x86_64
Licenses : GPL LGPL
Groups : None
Provides : None
Depends On : babl dbus-glib desktop-file-utils gegl glib-networking
hicolor-icon-theme openjpeg2 lcms2 libheif libexif
libgudev libmng libmypaint librsvg libwebp libwmf
libxmu libxpm mypaint-brushes1 openexr poppler-data gtk2
Optional Deps : gutenprint: for sophisticated printing only as gimp has
built-in cups print support
poppler-glib: for pdf support [installed]
alsa-lib: for MIDI event controller module [installed]
curl: for URI support [installed]
ghostscript: for postscript support [installed]
Required By : None
Optional For : None
Conflicts With : gimp-plugin-wavelet-decompose
Replaces : gimp-plugin-wavelet-decompose
Installed Size : 111.34 MiB
Packager : Christian Hesse <arch@eworm.de>
Build Date : Sun 04 Oct 2020 10:15:11 PM EEST
Install Date : Sun 24 Jan 2021 04:06:35 PM EET
Install Reason : Explicitly installed
Install Script : Yes
Validated By : Signature
Thanks in advance.