adhoc_provider.py in the examples does not work with gajim 1.1.2

[jarobase]

The adhoc provider example (adhoc_provider.py) from the examples is not working with gajim. The error message is: "Service changed the session identifier".
See the following log

<!-- Incoming Sat 13 Apr 2019 17:04:50 CEST -->
<r xmlns="urn:xmpp:sm:3" />

<!-- Outgoing Sat 13 Apr 2019 17:04:50 CEST -->
<a xmlns="urn:xmpp:sm:3" h="490" />

<!-- Outgoing Sat 13 Apr 2019 17:04:51 CEST -->
<iq xmlns="jabber:client" to="r1d2@agayon.be/bot" type="get" id="ab6d27c8-93b5-4e2c-872f-f3f823a38914" from="jnanar@agayon.be/gajim.CUN4YTNX">
<query xmlns="http://jabber.org/protocol/disco#items" node="http://jabber.org/protocol/commands" />
</iq>

<!-- Outgoing Sat 13 Apr 2019 17:04:51 CEST -->
<r xmlns="urn:xmpp:sm:3" />

<!-- Incoming Sat 13 Apr 2019 17:04:51 CEST -->
<a h="108" xmlns="urn:xmpp:sm:3" />

<!-- Incoming Sat 13 Apr 2019 17:04:51 CEST -->
<iq xmlns="jabber:client" type="result" from="r1d2@agayon.be/bot" id="ab6d27c8-93b5-4e2c-872f-f3f823a38914" to="jnanar@agayon.be/gajim.CUN4YTNX">
<query node="http://jabber.org/protocol/commands" xmlns="http://jabber.org/protocol/disco#items">
<item node="greeting" name="Greeting" jid="r1d2@agayon.be/bot" />
</query>
</iq>

<!-- Incoming Sat 13 Apr 2019 17:04:51 CEST -->
<r xmlns="urn:xmpp:sm:3" />

<!-- Outgoing Sat 13 Apr 2019 17:04:51 CEST -->
<a xmlns="urn:xmpp:sm:3" h="491" />

<!-- Outgoing Sat 13 Apr 2019 17:04:54 CEST -->
<iq xmlns="jabber:client" to="r1d2@agayon.be/bot" type="set" id="253d280d-1eec-428a-8498-281c0047fe8a" from="jnanar@agayon.be/gajim.CUN4YTNX">
<command xmlns="http://jabber.org/protocol/commands" node="greeting" action="execute" />
</iq>

<!-- Outgoing Sat 13 Apr 2019 17:04:54 CEST -->
<r xmlns="urn:xmpp:sm:3" />

<!-- Incoming Sat 13 Apr 2019 17:04:54 CEST -->
<iq xmlns="jabber:client" type="result" from="r1d2@agayon.be/bot" id="253d280d-1eec-428a-8498-281c0047fe8a" to="jnanar@agayon.be/gajim.CUN4YTNX">
<command sessionid="1555167894.0946295-fd5efc0c-f888-4d76-9691-bf6f6d3b65ed-7" status="executing" node="greeting" xmlns="http://jabber.org/protocol/commands">
<actions>
<complete />
</actions>
<x type="form" xmlns="jabber:x:data">
<title>Greeting</title>
<instructions>Send a custom greeting to a JID</instructions>
<field label="Your greeting" var="greeting" type="text-single" />
</x>
</command>
</iq>

<!-- Incoming Sat 13 Apr 2019 17:04:54 CEST -->
<a h="109" xmlns="urn:xmpp:sm:3" />

<!-- Incoming Sat 13 Apr 2019 17:04:54 CEST -->
<r xmlns="urn:xmpp:sm:3" />

<!-- Outgoing Sat 13 Apr 2019 17:04:54 CEST -->
<a xmlns="urn:xmpp:sm:3" h="492" />

<!-- Outgoing Sat 13 Apr 2019 17:04:57 CEST -->
<iq xmlns="jabber:client" to="r1d2@agayon.be/bot" type="set" id="30ffb458-1b65-4027-aebf-8cead50bc03f" from="jnanar@agayon.be/gajim.CUN4YTNX">
<command xmlns="http://jabber.org/protocol/commands" node="greeting" action="execute" sessionid="1555167894.0946295-fd5efc0c-f888-4d76-9691-bf6f6d3b65ed-7">
<x type="submit" xmlns="jabber:x:data">
<field var="greeting" type="text-single">
<value>test</value>
</field>
</x>
</command>
</iq>

<!-- Outgoing Sat 13 Apr 2019 17:04:57 CEST -->
<r xmlns="urn:xmpp:sm:3" />

<!-- Incoming Sat 13 Apr 2019 17:04:57 CEST -->
<a h="110" xmlns="urn:xmpp:sm:3" />

<!-- Incoming Sat 13 Apr 2019 17:04:57 CEST -->
<iq xmlns="jabber:client" type="result" from="r1d2@agayon.be/bot" id="30ffb458-1b65-4027-aebf-8cead50bc03f" to="jnanar@agayon.be/gajim.CUN4YTNX">
<command sessionid="1555167897.2091985-fd5efc0c-f888-4d76-9691-bf6f6d3b65ed-8" status="executing" node="greeting" xmlns="http://jabber.org/protocol/commands">
<actions>
<complete />
</actions>
<x type="form" xmlns="jabber:x:data">
<title>Greeting</title>
<instructions>Send a custom greeting to a JID</instructions>
<field label="Your greeting" var="greeting" type="text-single" />
</x>
</command>
</iq>

<!-- Incoming Sat 13 Apr 2019 17:04:57 CEST -->
<r xmlns="urn:xmpp:sm:3" />

<!-- Outgoing Sat 13 Apr 2019 17:04:57 CEST -->
<a xmlns="urn:xmpp:sm:3" h="493" />

<!-- Incoming Sat 13 Apr 2019 17:04:59 CEST -->
<r xmlns="urn:xmpp:sm:3" />

<!-- Outgoing Sat 13 Apr 2019 17:04:59 CEST -->
<a xmlns="urn:xmpp:sm:3" h="494" />

<!-- Incoming Sat 13 Apr 2019 17:04:59 CEST -->
<r xmlns="urn:xmpp:sm:3" />

<!-- Outgoing Sat 13 Apr 2019 17:04:59 CEST -->
<a xmlns="urn:xmpp:sm:3" h="495" />

<!-- Outgoing Sat 13 Apr 2019 17:04:59 CEST -->
<iq xmlns="jabber:client" to="r1d2@agayon.be/bot" type="get" id="167df6e9-d556-4c58-be65-034455b41849" from="jnanar@agayon.be/gajim.CUN4YTNX">
<query xmlns="http://jabber.org/protocol/disco#items" node="http://jabber.org/protocol/commands" />
</iq>

<!-- Outgoing Sat 13 Apr 2019 17:04:59 CEST -->
<r xmlns="urn:xmpp:sm:3" />

<!-- Incoming Sat 13 Apr 2019 17:04:59 CEST -->
<iq xmlns="jabber:client" type="result" from="r1d2@agayon.be/bot" id="167df6e9-d556-4c58-be65-034455b41849" to="jnanar@agayon.be/gajim.CUN4YTNX">
<query node="http://jabber.org/protocol/commands" xmlns="http://jabber.org/protocol/disco#items">
<item node="greeting" name="Greeting" jid="r1d2@agayon.be/bot" />
</query>
</iq>

<!-- Incoming Sat 13 Apr 2019 17:04:59 CEST -->
<a h="111" xmlns="urn:xmpp:sm:3" />

<!-- Incoming Sat 13 Apr 2019 17:04:59 CEST -->
<r xmlns="urn:xmpp:sm:3" />

<!-- Outgoing Sat 13 Apr 2019 17:04:59 CEST -->
<a xmlns="urn:xmpp:sm:3" h="496" />