@@ -20,10 +20,15 @@
 #import "OFString.h"
 #import "OFSandbox.h"
 
 @implementation OFSandboxActivationFailedException
 @synthesize sandbox = _sandbox, errNo = _errNo;
+
++ (instancetype)exception
+{
+	OF_UNRECOGNIZED_SELECTOR
+}
 
 + (instancetype)exceptionWithSandbox: (OFSandbox *)sandbox
 			       errNo: (int)errNo
 {
 	return [[[self alloc] initWithSandbox: sandbox