The P2PP Tool - Download area
NB: Version 3.4.2 of P2PP includes new features linked to the use of the unified Guidecam tool. Note that this version P2PP requires Java 1.7 or higher. Version 2.13.2 (for La Silla) has some internal database compatibility fixes and requires Java 1.6 or higher.
Please also make sure that you have Java 1.7 (or higher) installed on your machine. In case you do not, the links below may be useful: