USB HID keyboard sample not working on nrf52840 dongle(PCA10059)

[leon_q]

I got an nrf52840 dongle(PCA10059) and I'm trying to run the official usb-hid-keyboard example on it, but the compilation is failing. What could be the cause, and how should I go about modifying the example code?

[179/184] Linking C executable zephyr/zephyr_pre0.elf
[180/184] Generating linker.cmd
[181/184] Generating isr_tables.c, isr_tables_vt.ld, isr_tables_swi.ld
FAILED: zephyr/isr_tables.c zephyr/isr_tables_vt.ld zephyr/isr_tables_swi.ld /Volumes/.../keyboard/hid-keyboard/build/hid-keyboard/zephyr/isr_tables.c /Volumes/.../keyboard/hid-keyboard/build/hid-keyboard/zephyr/isr_tables_vt.ld /Volumes/.../keyboard/hid-keyboard/build/hid-keyboard/zephyr/isr_tables_swi.ld 
cd /Volumes/.../keyboard/hid-keyboard/build/hid-keyboard/zephyr && /opt/nordic/ncs/toolchains/b8efef2ad5/bin/python /opt/nordic/ncs/v2.9.1/zephyr/scripts/build/gen_isr_tables.py --output-source isr_tables.c --linker-output-files isr_tables_vt.ld isr_tables_swi.ld --kernel /Volumes/.../keyboard/hid-keyboard/build/hid-keyboard/zephyr/zephyr_pre0.elf --intlist-section .intList --intlist-section intList --sw-isr-table --vector-table
gen_isr_tables.py: error: multiple registrations at table_index 39 for irq 39 (0x27)
Existing handler 0xfcbd, new handler 0xfcbd
Has IRQ_CONNECT or IRQ_DIRECT_CONNECT accidentally been invoked on the same irq multiple times?

ninja: build stopped: subcommand failed.
FATAL ERROR: command exited with status 1: /opt/nordic/ncs/toolchains/b8efef2ad5/bin/cmake --build /Volumes/.../keyboard/hid-keyboard/build/hid-keyboard

the toolchain and sdk is v2.9.1, board target is nrf52840dongle.

https://devzone.nordicsemi.com/cfs-file/__key/support-attachments/beef5d1b77644c448dabff31668f3a47-e7d2b73c58634eaeaa717056821bacf8/main.c

https://devzone.nordicsemi.com/cfs-file/__key/support-attachments/beef5d1b77644c448dabff31668f3a47-e7d2b73c58634eaeaa717056821bacf8/prj.conf