Naming Counter started from a 75900(DLVY-AGENT-00075983) than 0, I used Expression for Naming Rule

[Vinay1]

Doctype Records naming has started from 75900, instead of 0.

I used Expression as Naming Rule

then why is the Doctype naming started from 75900 and how to reset it?

[manal_erpnext]

try this Document Naming Settings

[Vinay1]

hey @manal_erpnext,

doctype name is not in the options of Select Transaction field, why is it not present?

[manal_erpnext]

I did the same like you and i get the same issue

the first row is not take number 1 so i did like i tell you Document Naming Settings
also i had the same issue that you found and i solve it by this

i filled the fields with the doctype name the expreion i made it and i click the update and its worked with me as you see here

[Vinay1]

thanks man @manal_erpnext