In the process for creating an ERP number (add2db), there is a new server-side callback that is executed before the ERP dialog is displayed. This allows you to check prerequisites and, before opening the dialog, prompt the user, display a message, or prevent the dialog from opening with a message. Data is not modified in this callback. #184987^[21]

The compiled script in the erpcustom.cfg in the [SERVER_BEFORE_SHOWDIALOG] section. The Function Execute(context) must return 1. The context object and sample script are described in the issue.