--- capa/capa51/pProj/capaUnit.c	2000/09/20 19:03:09	1.11
+++ capa/capa51/pProj/capaUnit.c	2004/03/26 20:02:03	1.12
@@ -781,17 +781,17 @@ int  check_correct_unit(char *u_symb,Uni
 	  (Pstack[Ptopidx]->u_count == t->u_count) ) { /* has unit */
 	*scale = units_ratio(Pstack[Ptopidx], t);
 	if( *scale == 0.0 ) {
-	  result = UNIT_FAIL;
+	  result = UNIT_IRRECONCIBLE;
 	}
 	free_utree(ap);
       } else {
-	result = UNIT_FAIL;
+	result = UNIT_INVALID_STUDENT3;
       }
     } else { /* invalid unit representation */
-      result = UNIT_FAIL;
+      result = UNIT_INVALID_STUDENT2;
     }
   } else {
-    result = UNIT_FAIL;
+    result = UNIT_INVALID_STUDENT1;
   }
 #ifdef UNIT_DBUG
   fclose(ufp);