@@ -40,10 +40,12 @@
 /*!
  * The errno of the error that occurred.
  */
 @property (readonly) int errNo;
 
++ (instancetype)exception OF_UNAVAILABLE;
+
 /*!
  * @brief Creates a new, autoreleased change current directory path failed
  *	  exception.
  *
  * @param path The path of the directory to which the current path could not be
@@ -51,10 +53,12 @@
  * @param errNo The errno of the error that occurred
  * @return A new, autoreleased change current directory path failed exception
  */
 + (instancetype)exceptionWithPath: (OFString *)path
 			    errNo: (int)errNo;
+
+- init OF_UNAVAILABLE;
 
 /*!
  * @brief Initializes an already allocated change directory failed exception.
  *
  * @param path The path of the directory to which the current path could not be