XMPP Binding error connectig

Hi,

I have a problem with XMLL Binding, I have uset it for long time but with openHab 5 I can’t connect wit my provider.

This is the error:

2025-12-01 17:06:05.764 [WARN ] [oftware.smack.AbstractXMPPConnection] - Connection XMPPTCPConnection[XXXXXXX@jabber-hosting.de/4PCuHDyAv4i_] (0) closed with error
java.lang.IllegalArgumentException: type cannot be null
    at org.jivesoftware.smack.util.StringUtils.requireNotNullOrEmpty(StringUtils.java:449) ~[?:?]
    at org.jivesoftware.smackx.disco.packet.DiscoverInfo$Identity.<init>(DiscoverInfo.java:322) ~[?:?]
    at org.jivesoftware.smackx.disco.provider.DiscoverInfoProvider.parse(DiscoverInfoProvider.java:73) ~[?:?]
    at org.jivesoftware.smackx.disco.provider.DiscoverInfoProvider.parse(DiscoverInfoProvider.java:32) ~[?:?]
    at org.jivesoftware.smack.provider.Provider.parse(Provider.java:43) ~[?:?]
    at org.jivesoftware.smack.util.PacketParserUtils.parseIQ(PacketParserUtils.java:616) ~[?:?]
    at org.jivesoftware.smack.util.PacketParserUtils.parseStanza(PacketParserUtils.java:157) ~[?:?]
    at org.jivesoftware.smack.AbstractXMPPConnection.parseAndProcessStanza(AbstractXMPPConnection.java:1066) ~[?:?]
    at org.jivesoftware.smack.tcp.XMPPTCPConnection.access$1100(XMPPTCPConnection.java:154) ~[?:?]
    at org.jivesoftware.smack.tcp.XMPPTCPConnection$PacketReader.parsePackets(XMPPTCPConnection.java:1111) ~[?:?]
    at org.jivesoftware.smack.tcp.XMPPTCPConnection$PacketReader.access$900(XMPPTCPConnection.java:1063) ~[?:?]
    at org.jivesoftware.smack.tcp.XMPPTCPConnection$PacketReader$1.run(XMPPTCPConnection.java:1080) ~[?:?]
    at java.lang.Thread.run(Thread.java:1583) [?:?]
2025-12-01 17:06:16.827 [WARN ] [ng.ExceptionThrowingCallbackWithHint] - Parsing exception encountered. This exception will be re-thrown, leading to a disconnect. You can change this behavior by setting a different ParsingExceptionCallback using setParsingExceptionCallback(). More information an be found in AbstractXMPPConnection's javadoc.
2025-12-01 17:06:16.830 [WARN ] [oftware.smack.AbstractXMPPConnection] - Connection XMPPTCPConnection[XXXXXXX@jabber-hosting.de/4PCuHDyAv4i_] (0) closed with error
java.lang.IllegalArgumentException: type cannot be null
    at org.jivesoftware.smack.util.StringUtils.requireNotNullOrEmpty(StringUtils.java:449) ~[?:?]
    at org.jivesoftware.smackx.disco.packet.DiscoverInfo$Identity.<init>(DiscoverInfo.java:322) ~[?:?]
    at org.jivesoftware.smackx.disco.provider.DiscoverInfoProvider.parse(DiscoverInfoProvider.java:73) ~[?:?]
    at org.jivesoftware.smackx.disco.provider.DiscoverInfoProvider.parse(DiscoverInfoProvider.java:32) ~[?:?]
    at org.jivesoftware.smack.provider.Provider.parse(Provider.java:43) ~[?:?]
    at org.jivesoftware.smack.util.PacketParserUtils.parseIQ(PacketParserUtils.java:616) ~[?:?]
    at org.jivesoftware.smack.util.PacketParserUtils.parseStanza(PacketParserUtils.java:157) ~[?:?]
    at org.jivesoftware.smack.AbstractXMPPConnection.parseAndProcessStanza(AbstractXMPPConnection.java:1066) ~[?:?]
    at org.jivesoftware.smack.tcp.XMPPTCPConnection.access$1100(XMPPTCPConnection.java:154) ~[?:?]
    at org.jivesoftware.smack.tcp.XMPPTCPConnection$PacketReader.parsePackets(XMPPTCPConnection.java:1111) ~[?:?]
    at org.jivesoftware.smack.tcp.XMPPTCPConnection$PacketReader.access$900(XMPPTCPConnection.java:1063) ~[?:?]
    at org.jivesoftware.smack.tcp.XMPPTCPConnection$PacketReader$1.run(XMPPTCPConnection.java:1080) ~[?:?]
    at java.lang.Thread.run(Thread.java:1583) [?:?]
2025-12-01 17:06:27.838 [WARN ] [ng.ExceptionThrowingCallbackWithHint] - Parsing exception encountered. This exception will be re-thrown, leading to a disconnect. You can change this behavior by setting a different ParsingExceptionCallback using setParsingExceptionCallback(). More information an be found in AbstractXMPPConnection's javadoc.
2025-12-01 17:06:27.840 [WARN ] [oftware.smack.AbstractXMPPConnection] - Connection XMPPTCPConnection[XXXXXXX@jabber-hosting.de/4PCuHDyAv4i_] (0) closed with error
java.lang.IllegalArgumentException: type cannot be null
    at org.jivesoftware.smack.util.StringUtils.requireNotNullOrEmpty(StringUtils.java:449) ~[?:?]
    at org.jivesoftware.smackx.disco.packet.DiscoverInfo$Identity.<init>(DiscoverInfo.java:322) ~[?:?]
    at org.jivesoftware.smackx.disco.provider.DiscoverInfoProvider.parse(DiscoverInfoProvider.java:73) ~[?:?]
    at org.jivesoftware.smackx.disco.provider.DiscoverInfoProvider.parse(DiscoverInfoProvider.java:32) ~[?:?]
    at org.jivesoftware.smack.provider.Provider.parse(Provider.java:43) ~[?:?]
    at org.jivesoftware.smack.util.PacketParserUtils.parseIQ(PacketParserUtils.java:616) ~[?:?]
    at org.jivesoftware.smack.util.PacketParserUtils.parseStanza(PacketParserUtils.java:157) ~[?:?]
    at org.jivesoftware.smack.AbstractXMPPConnection.parseAndProcessStanza(AbstractXMPPConnection.java:1066) ~[?:?]
    at org.jivesoftware.smack.tcp.XMPPTCPConnection.access$1100(XMPPTCPConnection.java:154) ~[?:?]
    at org.jivesoftware.smack.tcp.XMPPTCPConnection$PacketReader.parsePackets(XMPPTCPConnection.java:1111) ~[?:?]
    at org.jivesoftware.smack.tcp.XMPPTCPConnection$PacketReader.access$900(XMPPTCPConnection.java:1063) ~[?:?]
    at org.jivesoftware.smack.tcp.XMPPTCPConnection$PacketReader$1.run(XMPPTCPConnection.java:1080) ~[?:?]
    at java.lang.Thread.run(Thread.java:1583) [?:?]

Can someone help me?

Thanks

Bye Mirko