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You need to put quotes around your string: /summon zombie ~ ~1 ~ {HandItems:[{id:"inventorypets:cobblestone_pet"}]} Since your value had a colon :, which is a non-alphanumeric character and not an underscore (_), it is not assumed to be a string. To make the entire thing a string, quotes must be added. Otherwise, Minecraft stops reading the string ...


1

You can't, at least not immediately. Iris&Sodium is a Fabric based mod. As Fabric is currently incompatible with Forge and Forge mods, Iris&Sodium will not function 'out of box' with your other mod installations. As stated on the Wiki page linked above, it is theoretically possible to create a way to do so, but that would require knowledge about the ...


1

The preferred way to register items in new forge mods is with the deferred registry system (which takes care of the event handling for you). When you need to access the items within code you will need to use e.g. ModItems.HYDROGEN.get() instead of simply ModItems.HYDROGEN. // The value here should match an entry in the META-INF/mods.toml file @Mod(CheMC....


1

First, make sure you have the right version of forge. If you have mods in your mod folder, take them out and see if it will launch. If that is checked, try the same version of Minecraft without forge to see if its a corrupted version of Minecraft. If Minecraft did not work try another version (ex. 1.16 did not work so then try 1.15) If its the version of ...


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