Index: src/OFApplication.m
==================================================================
--- src/OFApplication.m
+++ src/OFApplication.m
@@ -15,10 +15,11 @@
 
 #import "OFApplication.h"
 #import "OFArray.h"
 #import "OFString.h"
 #import "OFAutoreleasePool.h"
+#import "OFExceptions.h"
 
 OFApplication *app = nil;
 
 static void
 atexit_handler()
@@ -153,11 +154,13 @@
 @end
 
 @implementation OFObject (OFApplicationDelegate)
 - (void)applicationDidFinishLaunching
 {
+	@throw [OFNotImplementedException newWithClass: isa
+					      selector: _cmd];
 }
 
 - (void)applicationWillTerminate
 {
 }
 @end