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## Class ptree_bad_data

boost::property_tree::ptree_bad_data — Error indicating that translation from given value to the property tree data_type (or vice versa) failed. Derives from ptree_error.

## Synopsis

    // In header: <boost/property_tree/exceptions.hpp>

    class ptree_bad_data : public boost::property_tree::ptree_error {
    public:
      // construct/copy/destruct
      template<typename T> ptree_bad_data(const std::string &, const T &);
      ~ptree_bad_data();

      // public member functions
      template<typename T> T data();
    };

## Description

### `ptree_bad_data` public construct/copy/destruct

1.     template<typename T> ptree_bad_data(const std::string & what, const T & data);

   Instantiate a ptree_bad_data instance with the given message and data.

   Parameters:

   `data` | The value associated with this error that was the source of the translation failure.
   `what` | The message to associate with this error.

2.     ~ptree_bad_data();

### `ptree_bad_data` public member functions

1.     template<typename T> T data();

   Retrieve the data associated with this error. This is the source value that failed to be translated.