Crash when importing 'Six Flags Santa Fe'

[spacek531]

**OS:**8,1
Version: 0.1.0
Commit/Build: ca1aaec

OpenRCT2 crashes when trying to import this park: https://www.nedesigns.com/park/1925/six-flags-santa-fe

Here's some dumps:

crash opening park.zip

[Nubbie]

Extracted from 4d99f46c-7856-47cb-9079-930ec8aaa4eb(ca1aaec_x86-64).dmp
Commit ca1aaec
https://openrct2.org/downloads/develop/ca1aaec

Error message;
Unhandled exception at 0x00007FF97EFB8F11 (openrct2.dll) in 4d99f46c-7856-47cb-9079-930ec8aaa4eb(ca1aaec_x86-64).dmp: 0xC0000005: Access violation writing location 0x0000000000000000.

Call stack;

>	openrct2.dll!Guard::Assert_VA(bool expression, const char * message=0x00007ff97f806930, char * args=0x0000005198dcf410) Line 119	C++
 	openrct2.dll!Guard::Assert(bool expression, const char * message=0x00007ff97f806930, ...) Line 81	C++
 	openrct2.dll!fix_invalid_vehicle_sprite_sizes(...) Line 8703	C
 	openrct2.dll!game_fix_save_vars(...) Line 1098	C
 	openrct2.dll!game_load_sv6_path(const char * path=0x0000005198dcf560) Line 456	C++
 	openrct2.dll!game_load_save(const char * path=0x0000005198dcf560) Line 1116	C
 	openrct2.dll!window_loadsave_select(rct_window * path=0x000000519fbcc3c0, const char *) Line 757	C
 	openrct2.dll!window_loadsave_scrollmousedown(rct_window * w=0x00007ff97fe9ee40, int scrollIndex=0, int x, int y) Line 402	C
 	openrct2.dll!input_widget_left(int x=442, int y=242, rct_window * w=0x00007ff97fe9ee40, short widgetIndex) Line 1011	C
 	openrct2.dll!game_handle_input_mouse(int x=442, int y=242, int state) Line 298	C
 	openrct2.dll!game_handle_input(...) Line 130	C
 	openrct2.dll!rct2_update(...) Line 435	C
 	openrct2.dll!OpenRCT2::Context::RunVariableFrame() Line 455	C++
 	openrct2.dll!OpenRCT2::Context::RunGameLoop() Line 381	C++
 	openrct2.dll!OpenRCT2::Context::RunOpenRCT2(int argc=-1728140816, char * * argv=0x0000000000000001) Line 136	C++
 	openrct2.dll!NormalisedMain(int argc=1, char * * argv=0x0000005198f89470) Line 65	C++
 	openrct2.dll!LaunchOpenRCT2(int argc, wchar_t * * argvW) Line 55	C++
 	[External Code]	

Locals at call stack line 2;

		expression	Variable is optimized away and not available.	
-		message	0x00007ff97f806930 "Tried getting sprite %u"	const char *
			84 'T'	const char

Locals at call stack line 3;

		i	28736	unsigned short
		ride	Variable is optimized away and not available.	
		rideSpriteIndex	Variable is optimized away and not available.	
		vehicle	Variable is optimized away and not available.