XML parsing error

[alxxxx]

Hi.
Recently, such errors have appeared.

Fabiang\Xmpp\Exception\XMLParserException: XML parsing error: "Invalid document end" at Line 2 at column 413 in vendor/fabiang/xmpp/src/Exception/XMLParserException.php:68
Stack trace:
#0 vendor/fabiang/xmpp/src/Stream/XMLStream.php(160): Fabiang\Xmpp\Exception\XMLParserException::create(Resource id #208)
#1 vendor/fabiang/xmpp/src/Connection/Socket.php(162): Fabiang\Xmpp\Stream\XMLStream->parse('</stream:stream...')
#2 vendor/fabiang/xmpp/src/Connection/Socket.php(193): Fabiang\Xmpp\Connection\Socket->send('</stream:stream...')
#3 vendor/fabiang/xmpp/src/Client.php(136): Fabiang\Xmpp\Connection\Socket->disconnect()

[eLFuvo]

This happens because you are trying disconnect from XMPP server multiple times.
It does not matter at which point you are trying to do it, but the XMPP client must check whether it is connected.

But now this feature is unavailable.