"ncu -g" returns error "Expected JSON from "npm ls --json --global". Received empty response."

[manuelgarciacr]

• I have searched for similar issues
• Node version: v18.20.4
• ncu version latest

---

Hardware information:

• Model: Dell Inc. Latitude E6540
• Memory: 16,0 GiB
• Processor: Intel® Core™ i7-4810MQ × 8
• Grphics: Intel® HD Graphics 4600 (HSW GT2)
• Graphics 1: OLAND
• Disc: 960,2 GB

Software information:

• Firmware version: A27
• SO name: Ubuntu 24.04.1 LTS
• SO Construction: (null)
• SO type: 64 bits
• GNOME version: 46
• Windows system: X11
• Kernel version: Linux 6.8.0-47-generic

Current Behavior

$ ncu --verbose -g
Initializing

Options:
{
args: [],
cacheExpiration: 10,
cacheFile: '~/.ncu-cache.json',
cli: true,
concurrency: 8,
deep: false,
dep: [ 'prod', 'dev', 'optional', 'packageManager' ],
deprecated: true,
errorLevel: 1,
format: [],
global: true,
install: 'prompt',
json: false,
loglevel: 'verbose',
minimal: false,
packageManager: 'npm',
registryType: 'npm',
retry: 3,
root: true,
target: 'latest',
verbose: true,
workspace: []
}

Getting installed packages
Expected JSON from "npm ls --json --global". Received empty response.

Expected Behavior

Check the latest versions of all global project dependencies:

[raineorshine]

I will need a list of your global dependencies to reproduce.

npm ls -g