Anki crashed due to morph add on

The text that appear once it crash is this, and happens when I rank a card (whatever 1-2-3-4 answer I press)
I can disable Morph and goes, but i wonder if somehow there is a better solution

Anki 2.1.44 (b2b3275f) Python 3.8.6 Qt 5.14.2 PyQt 5.14.2
Platform: Windows 10
Flags: frz=True ao=True sv=2
Add-ons, last update check: 2021-12-24 17:14:24

Caught exception:
Traceback (most recent call last):
File “aqt\”, line 526, in handler
File “aqt\”, line 337, in _onAnswerButton
File “”, line 2, in answerCard
File “anki\”, line 89, in decorator_wrapper
File “anki\”, line 83, in repl
File “C:\Users\Yesus\AppData\Roaming\Anki2\addons21\900801631\morph\”, line 180, in my_reviewer_answerCard
markFocusSeen(self, self.card.note())
File “C:\Users\Yesus\AppData\Roaming\Anki2\addons21\900801631\morph\”, line 94, in markFocusSeen
num_skipped = len( - 1
File “anki\”, line 491, in find_notes
File “anki\”, line 559, in build_search_string
File “anki_backend\”, line 74, in build_search_string
File "anki_backend_init
.py", line 106, in _run_command
anki.errors.InvalidInput: Invalid search: ⁨the escape sequence <U+2068>\s<U+2069> is not defined. If you want to search for a literal backslash \, prepend another one: \\.⁩