[ex-15] Crash when loading saved game saved with ex-15 branch

[ceeac]

Steps to reproduce:

• Load demo.sve as server
• Connect with client to server

Result:

Code Select Expand

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==28643==ERROR: AddressSanitizer: SEGV on unknown address 0x00000000000c (pc 0x55f1936124e0 bp 0x7ffefa17c0f0 sp 0x7ffefa17c070 T0)
==28643==The signal is caused by a READ memory access.
==28643==Hint: address points to the zero page.
    #0 0x55f1936124e0 in vector_tpl<staff_cost_record_t>::append(staff_cost_record_t const&) /media/ceeac/Projects/code/simutrans-ex/network/../tpl/vector_tpl.h:105:9
    #1 0x55f1935df3db in karte_t::staff_rdwr(loadsave_t*) /media/ceeac/Projects/code/simutrans-ex/simworld.cc:12500:25
    #2 0x55f1935da814 in karte_t::rdwr_gamestate(loadsave_t*, loadingscreen_t*) /media/ceeac/Projects/code/simutrans-ex/simworld.cc:9130:7
    #3 0x55f1935e716c in karte_t::load(loadsave_t*) /media/ceeac/Projects/code/simutrans-ex/simworld.cc:9881:2
    #4 0x55f1935e4ce1 in karte_t::load(char const*) /media/ceeac/Projects/code/simutrans-ex/simworld.cc:9629:3
 <snip>
SUMMARY: AddressSanitizer: SEGV /media/ceeac/Projects/code/simutrans-ex/network/../tpl/vector_tpl.h:105:9 in vector_tpl<staff_cost_record_t>::append(staff_cost_record_t const&)
==28643==ABORTING


[jamespetts]

Thank you very much for that report: I believe that I have now fixed this. I should be grateful if you could re-test.