Installation fails when webscreens selected.

InstallScript setup launcher Unicode has stopped working.

Windows Server 2012 R2 [up to date]

Problem signature:
Problem Event Name: APPCRASH
Application Name: setup.exe_Sage 300 2021
Application Version: 6.8.0.0
Application Timestamp: 5dfc095b
Fault Module Name: IISRT.dll
Fault Module Version: 25.0.0.764
Fault Module Timestamp: 5dfc0915
Exception Code: c0000005
Exception Offset: 0000d842
OS Version: 6.3.9600.2.0.0.272.79
Locale ID: 1033
Additional Information 1: 5861
Additional Information 2: 5861822e1919d7c014bbb064c64908b2
Additional Information 3: 9d53
Additional Information 4: 9d539ab2d38cfad867f683ba4be72a2d

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