[nemo@Jolla ~]$ dconf write /apps/harbour-mitakuuluu2/account/password 'jolla' error: 0-5:unknown keyword

Usage:
dconf write KEY VALUE

Write a new value to a key

Arguments:
KEY A key path (starting, but not ending with '/')
VALUE The value to write (in GVariant format)

[nemo@Jolla ~]$

Where is my issue? can anybody help me?
Thanks