Played normally yesterday, since then no changes to the system whatsoever. Now getting immediate crashes, when pressing "Play" in the launcher with the following error message:

====================================================================
eso encountered a fatal error. (Error 6)
Description: Client Fatal Error
====================================================================

[reporter]
version = 0.01


[extra]
ProductName = eso
Version = eso.live.7.0.9.2288799
branch = live
client.executablebits = 64
client.mode = startup
client.renderertype = D3D11
client.session_start_timestamp = 2021-08-15T08:53:10.474+01:00
client.timestamp = 2021-08-15T08:53:10.833+01:00 -frme 0-
computer.name = MITH-AMD-PC
computer.user = omaes
cpu.arch = 9
cpu.count = 16
cpu.level = 23
cpu.type = 8664
data.dir = F:/Spiele/Zenimax Online/The Elder Scrolls Online/depot/
exe.buildnum = 2288799
exe.opt = release
exe.reltype = public
exe.type = client
fe.code = 6
fe.descrip = Client Fatal Error
gfx.description = 27.20.22023.1004
gfx.deviceid = 29471.-469230174.193
gfx.driver = AMD Radeon RX 5700 XT
gfx.vendorid = 4098
mem.system_physical = 32683
os.osbits = 64
os.platform = windows
os.version = 10.0.19043.
ptime = 741
reportfield.ver = 4
version.major = 7
version.patch = 0
version.subpatch = 9

Tried removing all addons, deleting the whole user directory, did not help. Anyone an idea what to do?