Require either amount field to be entered.

src/UNL/UCARE/Year1Application.php

@@ -65,6 +65,9 @@ class UNL_UCARE_Year1Application extends UNL_UCARE_Record implements UNL_UCARE_A
     
     function save()
     {
+        if (empty($this->amount_requested) && empty($this->amount_requested_other)) {
+            throw new Exception('You must enter a requested amount');
+        }
         $this->duration_begin      = $this->getDate($this->duration_begin);
         $this->duration_end        = $this->getDate($this->duration_end);
         $this->expected_graduation = $this->getDate($this->expected_graduation);