Index: src/OFExceptions.h
==================================================================
--- src/OFExceptions.h
+++ src/OFExceptions.h
@@ -42,11 +42,11 @@
  * \return The object that caused the exception
  */
 - (id)object;
 
 /**
- * \return An error message for the exception as a C String
+ * \return An error message for the exception as a C string
  */
 - (const char*)cString;
 @end
 
 /**
@@ -74,11 +74,11 @@
  */
 - initWithObject: (id)obj
 	 andSize: (size_t)size;
 
 /**
- * \return An error message for the exception as a C String
+ * \return An error message for the exception as a C string
  */
 - (const char*)cString;
 
 /**
  * \return The size of the memoory that couldn't be allocated
@@ -111,11 +111,11 @@
  */
 - initWithObject: (id)obj
       andPointer: (void*)ptr;
 
 /**
- * \return An error message for the exception as a C String
+ * \return An error message for the exception as a C string
  */
 - (const char*)cString;
 
 /**
  * \return A pointer to the memory which is not part of the object
@@ -126,23 +126,58 @@
 /**
  * An OFException indicating the given value is out of range.
  */
 @interface OFOutOfRangeException: OFException {}
 /**
- * \return An error message for the exception as a C String
+ * \return An error message for the exception as a C string
  */
 - (const char*)cString;
 @end
 
 /**
  * An OFException indicating that the encoding is invalid for this object.
  */
 @interface OFInvalidEncodingException: OFException {}
 /**
- * \return An error message for the exception as a C String
+ * \return An error message for the exception as a C string
+ */
+- (const char*)cString;
+@end
+
+/**
+ * An OFException indicating that initializing something failed.
+ */
+@interface OFInitializationFailedException: OFException
+{
+	Class class;
+}
+
+/**
+ * Creates a new exception.
+ *
+ * \param class The class which caused the exception
+ * \return A new exception
+ */
++ newWithClass: (Class)class;
+
+/**
+ * Initializes an already allocated OFException.
+ *
+ * \param obj The object which caused the exception
+ * \return An initialized OFException
+ */
+- initWithClass: (Class)class;
+
+/**
+ * \return An error message for the exception as a C string
  */
 - (const char*)cString;
+
+/**
+ * \return The class which caused the exception
+ */
+- (Class)class;
 @end
 
 /**
  * An OFException indicating the file couldn't be opened.
  */
@@ -176,11 +211,11 @@
 	 andMode: (const char*)mode;
 
 - free;
 
 /**
- * \return An error message for the exception as a C String
+ * \return An error message for the exception as a C string
  */
 - (const char*)cString;
 
 /**
  * \return The errno from when the exception was created
@@ -273,21 +308,21 @@
 /**
  * An OFException indicating a read to the file failed.
  */
 @interface OFReadFailedException: OFReadOrWriteFailedException {}
 /**
- * \return An error message for the exception as a C String
+ * \return An error message for the exception as a C string
  */
 - (const char*)cString;
 @end
 
 /**
  * An OFException indicating a write to the file failed.
  */
 @interface OFWriteFailedException: OFReadOrWriteFailedException {}
 /**
- * \return An error message for the exception as a C String
+ * \return An error message for the exception as a C string
  */
 - (const char*)cString;
 @end
 
 /**

Index: src/OFExceptions.m
==================================================================
--- src/OFExceptions.m
+++ src/OFExceptions.m
@@ -151,10 +151,43 @@
 	    [object name]);
 
 	return string;
 }
 @end
+
+@implementation OFInitializationFailedException
++ newWithClass: (Class)class_
+{
+	return [[self alloc] initWithClass: class_];
+}
+
+- initWithClass: (Class)class_
+{
+	if ((self = [super init])) {
+		object = nil;
+		string = NULL;
+		class = class_;
+	}
+
+	return self;
+}
+
+- (const char*)cString
+{
+	if (string != NULL)
+		return string;
+
+	asprintf(&string, "Initialization failed for class %s!", [class name]);
+
+	return string;
+}
+
+- (Class)class
+{
+	return class;
+}
+@end
 
 @implementation OFOpenFileFailedException
 + newWithObject: (id)obj
 	andPath: (const char*)path_
 	andMode: (const char*)mode_