Small debug file: (see bottom with debug 7 level)
===================================================

1: stable skype (recommended one)

[root@a skype_static-2.0.0.72]# ls
avatars  icons  lang  LICENSE  LICENSE.RtAudio  README  skype  skype.conf  skype.desktop  sounds
[root@a skype_static-2.0.0.72]# 


2: skypopen.conf.xml

[root@a multiple-instance-same-skype-username]# cat skypopen.conf.xml 
<configuration name="skypopen.conf" description="Skypopen Configuration">
  <global_settings>
    <param name="debug" value="8"/>
    <param name="dialplan" value="XML"/>
    <param name="context" value="default"/>
    <param name="destination" value="5000"/>
    <param name="skype_user" value="xxxxx1"/>
    <param name="report_incoming_chatmessages" value="false"/>
    <param name="silent_mode" value="false"/>
    <param name="write_silence_when_idle" value="true"/>
  </global_settings>
  <!-- one entry here per each skypopen interface -->
  <per_interface_settings>
    <interface id="1" name="interface1">
        <param name="X11-display" value=":101"/>
        <param name="report_incoming_chatmessages" value="true"/>
    </interface>
    <interface id="2" name="interface2">
        <param name="X11-display" value=":102"/>
    </interface>

    <interface id="3" name="interface3">
        <param name="X11-display" value=":103"/>
    </interface>
    <interface id="4" name="interface4">
        <param name="X11-display" value=":104"/>
    </interface>

  </per_interface_settings>
</configuration>


3. Debug info

2010-09-25 01:21:46.023095 [CONSOLE] switch_core.c:1649 
FreeSWITCH Version 1.0.head (git-25ddef5 2010-09-24 01-55-54 +0200) Started.
Max Sessions[1000]
Session Rate[30]
SQL [Enabled]

freeswitch@a> unload mod_skypopen
2010-09-25 01:22:56.151803 [NOTICE] switch_loadable_module.c:491 Deleting Endpoint 'skypopen'
2010-09-25 01:22:56.151803 [NOTICE] switch_loadable_module.c:599 Deleting API Function 'sk'
2010-09-25 01:22:56.153804 [NOTICE] switch_loadable_module.c:599 Deleting API Function 'skypopen'
2010-09-25 01:22:56.153804 [NOTICE] switch_loadable_module.c:599 Deleting API Function 'skypopen_chat'
2010-09-25 01:22:56.153804 [NOTICE] switch_loadable_module.c:746 Deleting Chat interface 'skype'
2010-09-25 01:22:56.153804 [CONSOLE] switch_loadable_module.c:1396 Stopping: mod_skypopen
2010-09-25 01:22:56.155803 [NOTICE] skypopen_protocol.c:1754 rev git2svn-syncpoint-master-296-g25ddef5[(nil)|37     ][NOTICA  1754 ][interface1][-1, 0, 0] EXITING
2010-09-25 01:22:56.175803 [NOTICE] skypopen_protocol.c:1754 rev git2svn-syncpoint-master-296-g25ddef5[(nil)|37     ][NOTICA  1754 ][interface2][-1, 0, 0] EXITING
2010-09-25 01:22:56.211804 [NOTICE] skypopen_protocol.c:1754 rev git2svn-syncpoint-master-296-g25ddef5[(nil)|37     ][NOTICA  1754 ][interface3][-1, 0, 0] EXITING
2010-09-25 01:22:56.215804 [NOTICE] skypopen_protocol.c:1754 rev git2svn-syncpoint-master-296-g25ddef5[(nil)|37     ][NOTICA  1754 ][interface4][-1, 0, 0] EXITING
2010-09-25 01:22:56.675808 [WARNING] mod_skypopen.c:1873 rev git2svn-syncpoint-master-296-g25ddef5[(nil)|37     ][WARNINGA  1873 ][interface1][-1, 0, 0] SHUTDOWN interface_id=1
2010-09-25 01:22:57.199814 [WARNING] mod_skypopen.c:1873 rev git2svn-syncpoint-master-296-g25ddef5[(nil)|37     ][WARNINGA  1873 ][interface2][-1, 0, 0] SHUTDOWN interface_id=2
2010-09-25 01:22:57.719826 [WARNING] mod_skypopen.c:1873 rev git2svn-syncpoint-master-296-g25ddef5[(nil)|37     ][WARNINGA  1873 ][interface3][-1, 0, 0] SHUTDOWN interface_id=3
2010-09-25 01:22:58.230826 [WARNING] mod_skypopen.c:1873 rev git2svn-syncpoint-master-296-g25ddef5[(nil)|37     ][WARNINGA  1873 ][interface4][-1, 0, 0] SHUTDOWN interface_id=4
2010-09-25 01:22:58.230826 [NOTICE] switch_event.c:424 Subclass reservation deleted for mod_skypopen.c:skypopen::incoming_chatmessage
2010-09-25 01:22:58.230826 [CONSOLE] switch_loadable_module.c:1416 mod_skypopen unloaded.

+OK

freeswitch@a> bgapi originate skypopen/ANY/echo123 5000

+OK Job-UUID: 1c04eabc-06e2-4e92-95f9-f9699f9f357b

2010-09-25 01:24:17.387651 [NOTICE] switch_channel.c:779 New Channel skypopen/ANY/interface1/echo123 [28036e09-1f44-4dcb-974b-9f75fff350d1]
freeswitch@ds-99166.ds-10.com> 2010-09-25 01:24:18.062660 [NOTICE] mod_skypopen.c:2071 Ring-Ready skypopen/ANY/interface1/echo123!
2010-09-25 01:24:19.675698 [NOTICE] mod_skypopen.c:2132 Channel [skypopen/ANY/interface1/echo123] has been answered
2010-09-25 01:24:19.675698 [NOTICE] switch_ivr.c:1480 Transfer skypopen/ANY/interface1/echo123 to XML[5000@default]
2010-09-25 01:24:19.677942 [INFO] mod_dialplan_xml.c:331 Processing  <>->5000 in context default