TileEntity

Make a test with another Launcher like MultiMC or AT Launcher: Create a Forge 1.20.1 profile (forge-47.4.0) and start it once - close it in main menu Then copy the mods from the curseforge mods folder to the new launchers mods folder and test it again

Add crash-reports with sites like https://mclo.gs/ Did you make mod changes? The crash refers to ImmersiveEngineering Did you connect Immersive Engineering stuff with contents of electrodynamics?

Is the RAM allocation high enough (-Xmx value)?

And without Ksyxis?

Update your AMD/ATI drivers - get the drivers from their website - do not update via system

There are no issues - what exactly is not working? Does the server crash or is it unjoinable? If you refer to the red error blocks, these can be ignored - these are common recipe and loot_table error - mods are overwriting these

Remove mods one by one or in groups until you find the mod causing this issue

This is a warning and can be ignored - add the new crash or log

Also make a test without Repurposed Structures and/or IDAS (Integrated Dungeons and Structures)

Is there a change without the mod tacz?

Do you place this one in a specific biome related to yungscavebiomes? Make a test without yungscavebiomes

Then it is another mod - I have no idea - maybe a biome related one or similar

And without wetland_whimsy?

Make a test without resourcepacks/Shaders and/or rendering mods (embeddium/Oculus)

Install Java 21 - currently you are using Java 8 https://www.oracle.com/java/technologies/javase/jdk21-archive-downloads.html Use the Windows x64 Installer Test it again - if there is no change, open your start script and replace the word java with the java 21 path: "C:\Program Files\Java\jdk-21\bin\javaw.exe" Keep the quotation marks

Add crash-reports with sites like https://mclo.gs/ Make a test without tacz

Add the crash-report or latest.log (logs-folder) with sites like https://mclo.gs/ and paste the link to it here

Use a new world The world is modified with mod content you are removed - so if you want to keep an existing world, re-add these mods In some cases, it is possible to remove entries (the currently selected datapacks) from the level.dat to fix this world Check or add the crash-report or latest.log (logs-folder) with sites like https://mclo.gs/ and paste the link to it here These mods/entries are mentioned there

The easiest way is to use a pre-configured modpack which is based around the Create mod So there is Create, some addons and quality of life mods Get a custom Launcher like Curseforge App https://www.curseforge.com/download/app Download the Standalone one Run and install it Login with your Microsoft Account At the Minecraft Tab, search for Create based Modpacks like: Create F&M 3 Install this one At My Modpacks, click on Play If you want to use an Create-Only instance, just create an own Modpack profile (at My Modpacks, click on "+ Create") For Minecraft 1.21.1, choose NeoForge For Minecraft 1.20.1, choose Forge as modloader (there are no 1.21.5 Create builds atm) Install it and click on this Profile - click on the 3 dots: "Add more Content" Then just search for Create and add it - the press Play

Also make a test without rechiseledcreate

The create:carriage_contraption at pos 1255,64,-192 is invalid You can try to remove it via NBT Editor https://github.com/jaquadro/NBTExplorer Go to the worldsave, region folder and open the r.2.-1.mca file Click on Find - Search, checkmark Value and type 1255 Click on search - then use the binoculars (top right) to skip through all results until you find the position 1255,64,-192 / create:carriage_contraption Click on the entry and delete it Save the file and test it again

Try older builds of Ad Astra

Not all Create addons are compatible with Create 6 Remove Create and all Create addons including Valkyrien skies and clockwork Use the latest Create 5 build Then add the addons one by one - some addons are already updated to Create 6 but not working with Create 5 any more So if you add an addons which is not working, try an older build of it - Create 6 was released in March - so check for builds older than this date

Make a test without createdeco and/or iceandfire

Add the new crash-report without sound-physics-remastered