What happens when there is no approver assigned to a role listed for a particular sequence in the vo

Hi,

We are in PeopleSoft 9.2. There is a custom voucher approval process for PO & Non-PO vouchers. 1 stage, 3 paths ( each for Non-PO, PO-2 way, PO- 3 way). The path criteria is a custom application class. Within the PO-2 way path, there are 11 steps( some are optional namely mid-route and are triggered based on the GL account used in the voucher distribution line). The routing for approval in those mid route cases is based on roles( user list). A voucher coded with that specific GL account was submitted for approval. As per the process definition, based on