I have a similar question to your first one, https://forums.unrealengine.com/t/ue5-7-1-projectlauncher-packaging-error-when-build-pak-file/2693661/3. and yet no answer has satisfied me.
You can try it to use the old project launcher, good luck.
I have a similar question to your first one, https://forums.unrealengine.com/t/ue5-7-1-projectlauncher-packaging-error-when-build-pak-file/2693661/3. and yet no answer has satisfied me.
You can try it to use the old project launcher, good luck.