Where does forge record auto-assigned block ids?

Im having an issue with curseforge only, may possibly be specific to the modpack but around 5-10 minutes after playing the mod (All of Create) my game randomly freezes its display though the game still functionss the display is frozen, i have attempted the following: 1.Update graphics driver (intel) to the latest which is the 31.0.101.2134 (Intel® 7th-10th Gen Processor Graphics - Windows*) 2.uninstal curseforge and install 3.turn off anti virus 4.turn off recording software 5. delete and reinstall graphics drivers 6.higher allocated ram 7.close any backround apps 8.lower ingame graphics settings to the lowest possible though this issue still happens. any help would be greatly appreciated.

I recently modified a modpack called all in one,and it is crashing,the crash is   The game crashed whilst rendering overlay Error: com.electronwill.nightconfig.core.io.WritingException: An I/O error occured Here is the report https://pastebin.com/t8HYFNMq

like its hidden it shows up in the Minecraft mod list but not in the folder 

its called fabric-command-api and render nut they are hidden please help

Please post logs as described in the FAQ (https://forums.minecraftforge.net/topic/125488-rules-and-frequently-asked-questions-faq/), they will contain information that may help.