Hi, The package seems to have a connection problem on my machine. Prelude> import System.Vacuum.Ubigraph Prelude System.Vacuum.Ubigraph> view (0,1) Loading package syb ... linking ... done. Loading package base-3.0.3.1 ... linking ... done. Loading package parsec-2.1.0.1 ... linking ... done. Loading package network-2.2.1.3 ... linking ... done. Loading package array-0.2.0.0 ... linking ... done. Loading package containers-0.2.0.1 ... linking ... done. Loading package bytestring-0.9.1.4 ... linking ... done. Loading package old-locale-1.0.0.1 ... linking ... done. Loading package old-time-1.0.0.2 ... linking ... done. Loading package pretty-1.0.1.0 ... linking ... done. Loading package filepath-1.1.0.2 ... linking ... done. Loading package unix-2.3.2.0 ... linking ... done. Loading package directory-1.0.0.3 ... linking ... done. Loading package process-1.0.1.1 ... linking ... done. Loading package random-1.0.0.1 ... linking ... done. Loading package haskell98 ... linking ... done. Loading package mtl-1.1.0.2 ... linking ... done. Loading package time-1.1.3 ... linking ... done. Loading package vacuum-0.0.95 ... linking ... done. Loading package HTTP-4000.0.7 ... linking ... done. Loading package HaXml-1.13.3 ... linking ... done. Loading package dataenc-0.13.0.0 ... linking ... done. Loading package haxr-3000.2.1 ... linking ... done. Loading package vacuum-ubigraph-0.1.0.3 ... linking ... done. *** Exception: user error (Error calling ubigraph.clear: �: openFile: does not exist (No such file or directory)) In ubigraph.clear: �: openFile: the part between clear and openFile is not always the same character or sequence of characters! I guess it's a problem with Network.XmlRpc.Client but couldn't locate it. Anyone else that has (had) this problem? Best Regards, Cetin Sert