Modify Requisition from AutoCreate screen

Buyers are trying to modify a requisition line after it has been submitted using the following steps.

) Purchasing Responsibility -> Autocreate
2) Enter Requisition number
3) Select the line to modify
4) From menu, select Tools -> Modify
5) CLick in next line area

  6) Enter Item in the Item field press tab

  7) cannot move cursor…Stuck at this point but there is no error message.

Patch 12756702: In Oracle Purchasing, Got error when modifying a requisition line with secondary quantity">We tried using: Patch 12756702: In Oracle Purchasing, Got error when modifying a requisition line with secondary quantity

That did not fix the issue. The issue started occurring after our recent family patch update.