Problema a leggere un file xml con php

[Sonikag]

Soluzione

$xml1 = simplexml_load_file($file1);
$xml1->registerXPathNamespace("msg", "ppp");
$vai ='no';
$result = $xml1->xpath("//msg:DataValid");
foreach ($result as $message)
  {
  if ($message == 'true') $vai='si';
  }

if ($vai=='si'){  
  
$result = $xml1->xpath("//msg:CurrentProgram");
foreach ($result as $message)
  {
  echo "<p><b>Current program</b>: ".$message."</p>";
  }