uncaught exception on server launch

[M-Fantoni]

[Error: ENOENT: no such file or directory, open 'D:\src\pulsarCrud-1\saves\data.json'] {
errno: -4058,
code: 'ENOENT',
syscall: 'open',
path: 'D:\src\pulsarCrud-1\saves\data.json'
}
node:internal/fs/sync:78
return binding.openSync(
^

Error: ENOENT: no such file or directory, open 'D:\src\pulsarCrud-1\saves\data.json'
at Object.open (node:internal/fs/sync:78:18)
at Object.openSync (node:fs:565:17)
at writeFileSync (node:fs:2288:35)
at writeSaveSync (file:///D:/src/pulsarCrud-1/index.js:37:3)
at cleanUpServer (file:///D:/src/pulsarCrud-1/index.js:49:3)
at process. (file:///D:/src/pulsarCrud-1/index.js:54:28)
at process.emit (node:events:514:28)
at process._fatalException (node:internal/process/execution:159:25)
at processPromiseRejections (node:internal/process/promises:289:13)
at process.processTicksAndRejections (node:internal/process/task_queues:96:32) {
errno: -4058,
code: 'ENOENT',
syscall: 'open',
path: 'D:\src\pulsarCrud-1\saves\data.json'
}