Fedora copr comps.xml

i developer which need to add group + enviroment to my copr repository but when i try to use it give error


comps.xml:

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE comps PUBLIC "-//Red Hat, Inc.//DTD Comps info//EN" "comps.dtd">
<comps>
  <!-- Core group -->
  <group>
    <id>core</id>
    <name>Core</name>
    <description>Smallest possible installation.</description>
    <default>true</default>
    <uservisible>false</uservisible>
    <packagelist>
      <packagereq type="mandatory">bash</packagereq>
      <packagereq type="mandatory">kernel</packagereq>
      <packagereq type="mandatory">systemd</packagereq>
    </packagelist>
  </group>

  <!-- Standard group -->
  <group>
    <id>standard</id>
    <name>Standard</name>
    <description>Common set of utilities.</description>
    <default>true</default>
    <uservisible>false</uservisible>
    <packagelist>
      <packagereq type="mandatory">NetworkManager</packagereq>
      <packagereq type="mandatory">sudo</packagereq>
    </packagelist>
  </group>

  <!-- Base X group -->
  <group>
    <id>base-x</id>
    <name>Base X Window System</name>
    <description>Basic desktop graphics support.</description>
    <default>false</default>
    <uservisible>false</uservisible>
    <packagelist>
      <packagereq type="mandatory">mesa-dri-drivers</packagereq>
    </packagelist>
  </group>

  <!-- GNOME Desktop group -->
  <group>
    <id>gnome-desktop</id>
    <name>GNOME</name>
    <description>GNOME Desktop Environment</description>
    <default>false</default>
    <uservisible>true</uservisible>
    <packagelist>
      <packagereq type="mandatory">gnome-shell</packagereq>
      <packagereq type="mandatory">gnome-settings</packagereq>
      <packagereq type="mandatory">gdm</packagereq>
    </packagelist>
  </group>

  <!-- KDE Plasma Desktop group -->
  <group>
    <id>kde-desktop</id>
    <name>KDE Plasma</name>
    <description>KDE Plasma Desktop</description>
    <default>false</default>
    <uservisible>true</uservisible>
    <packagelist>
      <packagereq type="mandatory">plasma-workspace</packagereq>
      <packagereq type="mandatory">plasma-settings</packagereq>
      <packagereq type="mandatory">sddm</packagereq>
    </packagelist>
  </group>

  <!-- Cinnamon Desktop group -->
  <group>
    <id>cinnamon-desktop</id>
    <name>Cinnamon</name>
    <description>Cinnamon Desktop</description>
    <default>false</default>
    <uservisible>true</uservisible>
    <packagelist>
      <packagereq type="mandatory">cinnamon</packagereq>
      <packagereq type="mandatory">cinnamon-settings</packagereq>
      <packagereq type="mandatory">lightdm</packagereq>
    </packagelist>
  </group>

  <!-- COSMIC Desktop group -->
  <group>
    <id>cosmic-desktop</id>
    <name>COSMIC</name>
    <description>COSMIC Desktop by System76</description>
    <default>false</default>
    <uservisible>true</uservisible>
    <packagelist>
      <packagereq type="mandatory">cosmic-session</packagereq>
      <packagereq type="mandatory">cosmic-settings</packagereq>
    </packagelist>
  </group>

  <!-- Niri Desktop group -->
  <group>
    <id>niri-desktop</id>
    <name>Niri</name>
    <description>Niri Wayland Compositor</description>
    <default>false</default>
    <uservisible>true</uservisible>
    <packagelist>
      <packagereq type="mandatory">prismlinux-niri-wm</packagereq>
      <packagereq type="mandatory">sway-settings</packagereq>
    </packagelist>
  </group>

  <!-- ENVIRONMENTS - це те що показується в інсталяторі -->
  
  <environment>
    <id>gnome-desktop-environment</id>
    <name>GNOME Desktop</name>
    <description>GNOME is a highly intuitive and user friendly desktop environment.</description>
    <display_order>1</display_order>
    <grouplist>
      <groupid>core</groupid>
      <groupid>standard</groupid>
      <groupid>base-x</groupid>
      <groupid>gnome-desktop</groupid>
    </grouplist>
  </environment>

  <environment>
    <id>kde-desktop-environment</id>
    <name>KDE Plasma Desktop</name>
    <description>A highly-configurable graphical user interface with advanced features.</description>
    <display_order>2</display_order>
    <grouplist>
      <groupid>core</groupid>
      <groupid>standard</groupid>
      <groupid>base-x</groupid>
      <groupid>kde-desktop</groupid>
    </grouplist>
  </environment>

  <environment>
    <id>cinnamon-desktop-environment</id>
    <name>Cinnamon Desktop</name>
    <description>Cinnamon provides a traditional desktop with modern features.</description>
    <display_order>3</display_order>
    <grouplist>
      <groupid>core</groupid>
      <groupid>standard</groupid>
      <groupid>base-x</groupid>
      <groupid>cinnamon-desktop</groupid>
    </grouplist>
  </environment>

  <environment>
    <id>cosmic-desktop-environment</id>
    <name>COSMIC Desktop</name>
    <description>COSMIC Desktop environment by System76.</description>
    <display_order>4</display_order>
    <grouplist>
      <groupid>core</groupid>
      <groupid>standard</groupid>
      <groupid>base-x</groupid>
      <groupid>cosmic-desktop</groupid>
    </grouplist>
  </environment>

  <environment>
    <id>niri-desktop-environment</id>
    <name>Niri Desktop</name>
    <description>Niri scrollable-tiling Wayland compositor.</description>
    <display_order>5</display_order>
    <grouplist>
      <groupid>core</groupid>
      <groupid>standard</groupid>
      <groupid>base-x</groupid>
      <groupid>niri-desktop</groupid>
    </grouplist>
  </environment>

</comps>⏎          

I think the error is refering to the text you enter in the copr web UI.
What did you enter and where exactly?