On a 64 bit operation system Visum 32 bit shows one of the following error messages and then crashes: - 'A memory allocation failed. The virtual address space of the process has been used completely or does not include a coherent free block of sufficient size'. - 'Out of memory'. - 'Runtime Error! Program: c:\Program Files (x86)\PTV_Vision\VISUM110\Exe\Visum110.exe'
Even on Windows 64 bit, Visum 32 bit is able to address only a maximum of 3.8 Gb memory.