Freeze during login caused by addons calling classic api indirectly

[Thaodan]

Hey,

I got a freeze at login through an addon calling classic indirectly.
Disabling all addons but pfui fixed the freeze at login.
I don't know exactly how and which but here's the backtrace:

0062257B WoW.exe      <unknown symbol>+0 (0x00622160,0x00E2FAA8,0x00E2FA8C,0x00E2FAA4)
0062240F WoW.exe      <unknown symbol>+0 (0x00622160,0x00E2FAA8,0x00000000,0x000045B9)
00622155 WoW.exe      <unknown symbol>+0 (0x000045B9,0x00000008,0x0BD7B888,0x00000002)
004DF77D WoW.exe      <unknown symbol>+0 (0x3C2B8228,0x004DFA92,0x0BD7B888,0x004DF930)
004DFA92 WoW.exe      <unknown symbol>+0 (0x0BD7B888,0x160101D9,0x00000006,0x00000220)
006F61AA WoW.exe      <unknown symbol>+0 (0x3C2B80B8,0x0BD7B888,0x00000000,0x0BD7B888)
006F9231 WoW.exe      <unknown symbol>+0 (0x0BD7B888,0x00000001,0x00E2FB78,0x006F4197)
006F65EF WoW.exe      <unknown symbol>+0 (0xFFFFFFFF,0x00E2FB94,0x79843CAB,0xFFFFFFFF)
006F4197 WoW.exe      <unknown symbol>+0 (0xFFFFFFFF,0x79843C60,0x0BD7B888,0x3C2B80A8)
79843CAB ClassicAPI.dll Game::Lua::PushLocalizedFormatInt+43 (0x0BD7B888,0x00008059,0x00000000,0x000000A0) (Game.cpp,440)
006F61AA WoW.exe      <unknown symbol>+0 (0x3C2B8068,0x0BD7B888,0xFFFFFFFF,0x79B7D9E2)
006F9231 WoW.exe      <unknown symbol>+0 (0x0BD7B888,0x006F4250,0x00E2FC6C,0x006F425B)
006F65EF WoW.exe      <unknown symbol>+0 (0x00000000,0x006F5DF7,0x00000000,0x0BD7B888)
006F425B WoW.exe      <unknown symbol>+0 (0x00E2FCB0,0x3C2B8008,0x00000050,0xFFFFFFFF)
006F699B WoW.exe      <unknown symbol>+0 (0x00E2FCB0,0x00000060,0x00000050,0x17FC8408)
006F423C WoW.exe      <unknown symbol>+0 (0x00000000,0xFFFFFFFE,0x3A474244,0x73657551)
00704E7E WoW.exe      <unknown symbol>+0 (0x0BD7B888,0x00E2FD18,0x00703F00,0x17FC8414)
007026BC WoW.exe      <unknown symbol>+0 (0x17FC8414,0x4A20AC08,0x2B213988,0x00C0E2A0)
00703F00 WoW.exe      <unknown symbol>+0 (0x00000000,0x00000001,0x0EF52008,0x00E2FDB8)
0055BF3C WoW.exe      <unknown symbol>+0 (0x00E2FDB8,0x01000001,0x0EF52008,0x00E2FDB8)
798D2075 ClassicAPI.dll Faction::Info::Script_C_Reputation_SetFactionActiveByID+69 (0x00E2FDB8,0x00000001,0x00E2FD84,0x00537AE7) (Info.cpp,611)
00555153 WoW.exe      <unknown symbol>+0 (0x2D499AEB,0x00E2FDB8,0x00E2FDB8,0x0EF52008)
00537AE7 WoW.exe      <unknown symbol>+0 (0x2D499AEB,0x0058FDB8,0x0BD7FF08,0x0EF52008)
79897E40 ClassicAPI.dll Merchant::Frame::`anonymous namespace'::Script_GetBuybackItemID+208 (0x2D499AEB,0x00000058,0x0EF52008,0x007FF9E4) (Frame.cpp,159)
00537CA5 WoW.exe      <unknown symbol>+0 (0x2D499AEB,0x49023808,0x00000200,0x00C2A2D5)
00538541 WoW.exe      <unknown symbol>+0 (0x0E7037E8,0x00403629,0x004246B0,0x04CC9018)
005B3DE3 WoW.exe      <unknown symbol>+0 (0x00000000,0x00000102,0x04CC9008,0x00000000)
00421022 WoW.exe      <unknown symbol>+0 (0x00000000,0x004021E9,0x00000001,0x00000001)
00420BF1 WoW.exe      <unknown symbol>+0 (0x004099A0,0x00400000,0x00000000,0x00118E0A)
0040411E WoW.exe      <unknown symbol>+0 (0x003F1000,0x7BF3E277,0x7BF3E277,0x003F1000)
7BE9FC5C kernel32.dll <unknown symbol>+0 (0x003F1000,0x00000000,0x00000000,0x00000000)
7BF3E277 ntdll.dll    <unknown symbol>+0 (0x7BE9FC4C,0x00401000,0x003F1000,0xFFFFFFFF)
7BF764C5 ntdll.dll    <unknown symbol>+0 (0x00401000,0x003F1000,0x00000000,0x00000000)
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