Error in customizing in dashboard

Hello all
Thank you for the speed of response and solution
I would like to raise a problem that I faced

I have created a new one doctype
And when i add this doctype in the dashboard of another doctype, this message appears

Note that when adding any standard doctype no problem appears

Please advise me to solve this problem

Thank you


We are facing the same issue, any help or link for erpnext 13