Cannot print invoices. "You need to start odoo with at least two workers..."

Question

Dear community, I am fresh new with this. But it is taking a lot of effort and time to go through an issue I am facing with invoice printing in Odoo.
When I browse between invoices and I select print invoices option, I get this error message: "You need to start Odoo with at least two workers to print a pdf version of the report".

I have been dealing with users and employees, assigning employees to users. I have login with several different users but I cannot solve it. I have read that an employ

Jonas Martinez · Accepted Answer

Thank you. I could manage to solve my issue by editing the odoo.conf file and restarting the service.
path: /etc/odoo/odoo.conf
old: workers = 01
new: workers = 02

Thank you

Ravi Gadhia · Answer

error message mislead you here "worker" means process worker not employee or user
change your odoo config file and either remove worker param (it will odoo threaded server)  OR increase it to more than one
ref:  None [1]
https://stackoverflow.com/questions/10300251/what-does-the-concept-of-worker-mean-in-programming
https://www.odoo.com/documentation/14.0/administration/install/deploy.html#builtin-server [2]

[1] https://stackoverflow.com/questions/10300251/what-does-the-concept-of-worker-mean-

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