CrashLog (Standalone version):
Build label: WarframePublic 2024.03.24.20.00 Retail Windows x64
Crash type: Crash
Crash reason: Assert: (Error loading steam_api64.dll (Proc missing)) <------- maybe thats the reason
Crashing thread id: 159c
Last windows error: The specified procedure could not be found.
Last standard library error: Bad file descriptor
Heap size/capacity: 142,704/196,608
Handle count: 148 GDI Objects: 0 USER Objects: 2 HWND count: 0
just deleted "steam_api64.dll" from \Warframe\Downloaded\Public\Tools\Windows\x64, and WF is working again :)
Beware, this goes for the STANDALONE VERSION ONLY ;)