Warning: modules_install: missing 'System.map' file. Skipping depmod. Debian 10

[roddcherry]

While installing the drivers, this error appeared and I believe this may be the cause why the tablet does not work in my computer.
Please help!
estudiante@juanamanso:~/Descargas/DIGImend-kernel-drivers-for-Huion-master$ sudo make install
[sudo] password for estudiante:
make -C /lib/modules/4.19.0-23-amd64/build SUBDIRS=/home/estudiante/Descargas/DIGImend-kernel-drivers-for-Huion-master modules_install
make[1]: se entra en el directorio '/usr/src/linux-headers-4.19.0-23-amd64'
INSTALL /home/estudiante/Descargas/DIGImend-kernel-drivers-for-Huion-master/hid-kye.ko
INSTALL /home/estudiante/Descargas/DIGImend-kernel-drivers-for-Huion-master/hid-polostar.ko
INSTALL /home/estudiante/Descargas/DIGImend-kernel-drivers-for-Huion-master/hid-uclogic.ko
INSTALL /home/estudiante/Descargas/DIGImend-kernel-drivers-for-Huion-master/hid-viewsonic.ko
DEPMOD 4.19.0-23-amd64
Warning: modules_install: missing 'System.map' file. Skipping depmod.
make[1]: se sale del directorio '/usr/src/linux-headers-4.19.0-23-amd64'
install -D -m 0755 hid-rebind /lib/udev/hid-rebind
install -D -m 0644 udev.rules /lib/udev/rules.d/90-digimend.rules
install -D -m 0644 depmod.conf /etc/depmod.d/digimend.conf
install -D -m 0644 xorg.conf /usr/share/X11/xorg.conf.d/50-digimend.conf
udevadm control --reload
depmod -a