Hi there,
Since some days, I have always a crash when connecting to the different protocol I use.
Digging a bit into it, this started with commit #15710 from georges where some modifications on thread manipulation were changed.
Crash occurs in NetlibIeProxyThread line 303 when calling pInternetGetProxyInfo: param seems to be a rubbish pointer...
VersionInfo
CPU: Intel(R) Core(TM) i7-4800MQ CPU @ 2.70GHz [Intel64 Family 6 Model 60 Stepping 3] [DEP Enabled] [8 CPUs]
Installed RAM: 32393 MBytes
Microsoft Windows 7 Professional Edition, 64-bit Service Pack 1 (build 7601)
Internet Explorer: 9.11.9600.18059 (build 99600)
Administrator privileges: Yes
OS Languages: (UI | Locale (User/System)) : French/French | French/French
Free disk space on Miranda partition: 6582 MBytes
Miranda NG Version: 0.95.5 alpha build #0 [running inside WOW64]
Build time: 14 Nov 2015 10:25:07
Profile: C:\Users\<me>\Documents\Perso\Miranda_src\miranda-ng\bin12\Debug\Profiles\Office\Office.dat
Profile size: 20643840 Bytes
Profile creation date: 14 Nov 2015 10:11:27
Language pack: No language pack installed
Service Mode: No
Active Plugins (21):
¤ AdvaImg.dll v.0.11.0.2 [14 Nov 2015 18:23:03] - Miranda image services 
¤ AVS.dll v.0.95.3.4 [14 Nov 2015 18:23:04] - Avatar service 
¤ Clist_modern.dll v.0.9.1.3 [14 Nov 2015 18:23:12] - Modern contact list 
¤ CrashDumper.dll v.0.0.5.2 [14 Nov 2015 18:23:17] - Crash dumper 
¤ DbEditorPP.dll v.4.0.1.1 [14 Nov 2015 18:23:17] - Database editor++ 
¤ Dbx_mmap.dll v.0.95.3.1 [14 Nov 2015 18:23:03] - Miranda NG mmap database driver 
¤ Facebook.dll v.0.2.11.4 [14 Nov 2015 18:23:15] - Facebook RM 
¤ GTalkExt.dll v.0.1.1.0 [14 Nov 2015 18:23:08] - GTalk Extension 
¤ Import.dll v.0.95.4.2 [14 Nov 2015 18:23:03] - Import contacts and messages 
¤ Jabber.dll v.0.11.0.4 [14 Nov 2015 18:23:08] - Jabber protocol 
¤ LotusNotify.dll v.0.1.23.0 [14 Nov 2015 18:23:19] - LotusNotify 
¤ NewXstatusNotify.dll v.1.4.0.11 [14 Nov 2015 18:23:05] - xStatus notify 
¤ PluginUpdater.dll v.0.1.2.5 [14 Nov 2015 18:23:19] - Plugin updater 
¤ Sametime.dll v.0.7.0.0 [14 Nov 2015 18:23:20] - Sametime protocol 
¤ Scriver.dll v.2.12.2.1 [14 Nov 2015 18:23:04] - Scriver 
¤ SkypeWeb.dll v.0.12.2.2 [14 Nov 2015 18:23:22] - Skype protocol (Web) 
¤ SmileyAdd.dll v.0.2.3.18 [14 Nov 2015 18:23:08] - SmileyAdd 
¤ Tipper.dll v.2.1.0.7 [14 Nov 2015 18:23:07] - Tipper 
¤ TopToolBar.dll v.0.8.0.4 [14 Nov 2015 18:23:10] - TopToolBar 
¤ Yahoo.dll v.0.11.0.2 [14 Nov 2015 18:23:12] - Yahoo protocol 
¤ YAPP.dll v.0.5.0.12 [14 Nov 2015 18:23:17] - YAPP 
Unloadable Plugins (1):
¤ DbChecker.dll v.0.0.0.0 [14 Nov 2015 18:23:19] - <unknown> 
    Plugin statically linked to missing module: mir_core.mir
Protocols and Accounts:
-------------------------------------------------------------------------------
Facebook                 1 - Enabled 0 - Disabled  Loaded
JABBER                   1 - Enabled 0 - Disabled  Loaded
LotusNotify              1 - Enabled 0 - Disabled  Loaded
SKYPE                    1 - Enabled 0 - Disabled  Loaded
Sametime                 1 - Enabled 0 - Disabled  Loaded
YAHOO                    1 - Enabled 0 - Disabled  Loaded
MetaContacts             1 - Enabled 0 - Disabled  Loaded
Quotes                   0 - Enabled 1 - Disabled  Not Loaded
SkypeClassic             0 - Enabled 1 - Disabled  Not Loaded
WorldTime                0 - Enabled 1 - Disabled  Not Loaded
Icon Packs:
-------------------------------------------------------------------------------
 HistoryPP_icons.dll [28 Jul 2015 4:36:56]
 NotesResources.dll [19 Sep 2012 10:21:41]
 Proto_Facebook.dll [2 Nov 2015 0:44:24]
 Proto_IRC.dll [23 Jun 2015 14:28:34]
 Proto_Jabber.dll [2 Nov 2015 0:44:26]
 Proto_MetaContacts.dll [2 Nov 2015 23:06:34]
 Proto_MSN.dll [2 Nov 2015 0:44:26]
 Proto_Quotes.dll [30 Jul 2015 4:41:26]
 Proto_Sametime.dll [2 Oct 2015 21:56:30]
 Proto_Skype.dll [17 Oct 2015 17:42:24]
 proto_WorldTime.dll [15 Mar 2005 11:53:20]
 Proto_Yahoo.dll [2 Nov 2015 0:44:26]
 SametimeResources.dll [4 Sep 2014 10:54:02]
 Toolbar_icons.dll [2 Nov 2015 0:44:26]
 xStatus_Jabber.dll [2 Nov 2015 0:44:02]