TITANIC: Invalid write in CMainGameWindow

[dafioram]

I loaded a saved game.

scummvm: 1.10.0git-4971-g8547c89b86

==16918== Invalid write of size 8
==16918==    at 0x222632: Titanic::CProjectItem::resetGameManager() (project_item.cpp:167)
==16918==    by 0x3491E2: Titanic::CGameManager::~CGameManager() (game_manager.cpp:55)
==16918==    by 0x34D59F: Titanic::CMainGameWindow::~CMainGameWindow() (main_game_window.cpp:54)
==16918==    by 0x34D5D3: Titanic::CMainGameWindow::~CMainGameWindow() (main_game_window.cpp:55)
==16918==    by 0x214741: Titanic::TitanicEngine::deinitialize() (titanic.cpp:134)
==16918==    by 0x21485C: Titanic::TitanicEngine::run() (titanic.cpp:160)
==16918==    by 0x1FF338: runGame(PluginSubclass<MetaEngine> const*, OSystem&, Common::String const&) (main.cpp:263)
==16918==    by 0x200557: scummvm_main (main.cpp:529)
==16918==    by 0x1FD435: main (posix-main.cpp:45)
==16918==  Address 0x12f331a8 is 168 bytes inside a block of size 176 free'd
==16918==    at 0x4C2F25B: operator delete(void*) (in /usr/lib/valgrind/vgpreload_memcheck-amd64-linux.so)
==16918==    by 0x22472B: Titanic::CProjectItem::~CProjectItem() (project_item.h:162)
==16918==    by 0x34D55E: Titanic::CMainGameWindow::~CMainGameWindow() (main_game_window.cpp:52)
==16918==    by 0x34D5D3: Titanic::CMainGameWindow::~CMainGameWindow() (main_game_window.cpp:55)
==16918==    by 0x214741: Titanic::TitanicEngine::deinitialize() (titanic.cpp:134)
==16918==    by 0x21485C: Titanic::TitanicEngine::run() (titanic.cpp:160)
==16918==    by 0x1FF338: runGame(PluginSubclass<MetaEngine> const*, OSystem&, Common::String const&) (main.cpp:263)
==16918==    by 0x200557: scummvm_main (main.cpp:529)
==16918==    by 0x1FD435: main (posix-main.cpp:45)
==16918==  Block was alloc'd at
==16918==    at 0x4C2E19F: operator new(unsigned long) (in /usr/lib/valgrind/vgpreload_memcheck-amd64-linux.so)
==16918==    by 0x34DA35: Titanic::CMainGameWindow::getSavegameSlot() (main_game_window.cpp:113)
==16918==    by 0x34D791: Titanic::CMainGameWindow::applicationStarting() (main_game_window.cpp:81)
==16918==    by 0x2146A7: Titanic::TitanicEngine::initialize() (titanic.cpp:127)
==16918==    by 0x21482B: Titanic::TitanicEngine::run() (titanic.cpp:154)
==16918==    by 0x1FF338: runGame(PluginSubclass<MetaEngine> const*, OSystem&, Common::String const&) (main.cpp:263)
==16918==    by 0x200557: scummvm_main (main.cpp:529)
==16918==    by 0x1FD435: main (posix-main.cpp:45)