Error "Failed to open log file /XXXX/XXXXXXdolibarrdata/dolibarr.log"

hi all

in the subject line is the error what i get…
the screen is full with it.
i change nothing, and its was working ok for over 5 years

is there a bug ???

Hello,

This means that the file is not readable.
Either you check why, or you deactivate the log module.