A highly requested feature for 1.21 was a module specifically designed to automate Trial Chambers: auto-solving the Trial Spawner waves or "cracking" the Vault loot tables to guarantee rare items without keys.
Why would any tool reject a version that ostensibly follows semantic versioning? The answer lies in . Imagine Package A requires some-lib@^1.20.0 , while Package B requires some-lib@~1.21.0 . If Meteor attempts to resolve a lockfile, it might find that 1.21.1 satisfies B but breaks A due to a removed function. Meteor, acting as the arbiter, "rejects" the version to prevent a runtime catastrophe. meteor rejects 1.21.1
In the end, the developer who solves "meteor rejects 1.21.1" earns not just a working build, but a deeper respect for the fragile ecology of code. A highly requested feature for 1