Could the problem be related to a character encoding issue when using file_get_contents in PHP to retrieve XML data?

When using file_get_contents in PHP to retrieve XML data, the problem could be related to character encoding issues. To solve this problem, you can specify the character encoding when reading the file using file_get_contents. This ensures that the XML data is read correctly without any encoding issues.

// Specify the character encoding when reading the file using file_get_contents
$xmlData = file_get_contents('example.xml', false, null, -1, 1000, 'UTF-8');