@@ -19,10 +19,15 @@
 #import "OFString.h"
 
 @implementation OFReadFailedException
 - (OFString *)description
 {
-	return [OFString stringWithFormat:
-	    @"Failed to read %zu bytes from an object of type %@: %@",
-	    _requestedLength, [_object class], OFStrError(_errNo)];
+	if (_errNo != 0)
+		return [OFString stringWithFormat:
+		    @"Failed to read %zu bytes from an object of type %@: %@",
+		    _requestedLength, [_object class], OFStrError(_errNo)];
+	else
+		return [OFString stringWithFormat:
+		    @"Failed to read %zu bytes from an object of type %@",
+		    _requestedLength, [_object class]];
 }
 @end