Create and Register of a Custom Form in Oracle Applications(11i and R12) Steps to Create a new form in oracle Apps R12 1. Check the Form builder version is compatible with your application server or not. 2. Download all the necessary .FMb and .PLL files from the server FMB- TEMPLATE.fmb and APPSTAND.fmb files Server location FMB -$AU_TOP/forms/US Server location PLL - $AU_TOP/resource (Try to download all PLL files) First try to download below PLL files see if it works .If it does work then you don't need to download all the PLL files APPCORE.pll APPCORE2.pll APPDAYPK.pll APPFLDR.pll CUSTOM.pll ...