If the configuration cannot be applied, no error is sent to the user
For example, using postgresql, if we set the Throttle limit to 999999999999, we get this
[ERROR]: src/database/postgresql_engine.cpp:115: Failed to execute command: ERROR: value "4294967295" is out of range for type integer
[ERROR]: src/database/postgresql_engine.cpp:124: Givin up.
[DEBUG]: src/xmpp/xmpp_component.cpp:77: XMPP SENDING: <iq from='irc.localhost@biboumi.localhost' id='6b929da5-6370-482d-9c6d-03db2887b623-31' to='bite@abricot/64c41c7f-f4cc-4bef-a5f3-739f415b9fbd' type='result'><command node='configure' sessionid='a9ce2b05-96c8-426e-b456-fbf225d63504' status='completed' xmlns='http://jabber.org/protocol/commands'><note type='info'>Configuration successfully applied.</note></command></iq>No, it’s not successfully applied. Nothing was applied. Liar.
To upload designs, you'll need to enable LFS and have admin enable hashed storage. More information