npm install error && code E501 not implemented error

[rohitkrishna03]

Description

i have deleted my node_modules fiile and packag.lock.json file and after trying to reinstall the file using the command np install it showing the error like
PS C:\RealEstateApp> npm install
npm error code E501
npm error 501 Not Implemented - GET https://registry.npmjs.org/@babel%2fcore
npm error A complete log of this run can be found in: C:\Users\ASUS\AppData\Local\npm-cache_logs\2025-03-28T04_55_48_215Z-debug-0.log
I have been facing the issue from 2 days but I could not resolve this issue, since I am the only tech guy in my team facing this issue no one could help me with this so I reached you out to help me with this issue

Steps to reproduce

PS C:\RealEstateApp> npm install
npm error code E501
npm error 501 Not Implemented - GET https://registry.npmjs.org/@babel%2fcore
npm error A complete log of this run can be found in: C:\Users\ASUS\AppData\Local\npm-cache_logs\2025-03-28T04_55_48_215Z-debug-0.log

React Native Version

PS C:\RealEstateApp> react-native -v 15.1.2

Output of npx @react-native-community/cli info

PS C:\RealEstateApp> npx @react-native-community/cli info
npm error code E501
npm error 501 Not Implemented - GET https://registry.npmjs.org/@react-native-community%2fcli
npm error A complete log of this run can be found in: C:\Users\ASUS\AppData\Local\npm-cache\_logs\2025-03-28T10_09_35_040Z-debug-0.log

the date inside the logs:
0 verbose cli C:\Program Files\nodejs\node.exe C:\Program Files\nodejs\node_modules\npm\bin\npm-cli.js
1 info using npm@10.9.0
2 info using node@v22.11.0
3 silly config load:file:C:\Program Files\nodejs\node_modules\npm\npmrc
4 silly config load:file:C:\RealEstateApp\.npmrc
5 silly config load:file:C:\Users\ASUS\.npmrc
6 silly config load:file:C:\Users\ASUS\AppData\Roaming\npm\etc\npmrc
7 verbose title npm exec @react-native-community/cli info
8 verbose argv "exec" "--" "@react-native-community/cli" "info"
9 verbose logfile logs-max:10 dir:C:\Users\ASUS\AppData\Local\npm-cache\_logs\2025-03-28T10_09_35_040Z-
10 verbose logfile C:\Users\ASUS\AppData\Local\npm-cache\_logs\2025-03-28T10_09_35_040Z-debug-0.log
11 silly logfile start cleaning logs, removing 1 files
12 silly logfile done cleaning log files
13 silly packumentCache heap:4345298944 maxSize:1086324736 maxEntrySize:543162368
14 http fetch GET https://registry.npmjs.org/@react-native-community%2fcli attempt 1 failed with 501
15 http fetch GET https://registry.npmjs.org/@react-native-community%2fcli attempt 2 failed with 501
16 http fetch GET https://registry.npmjs.org/@react-native-community%2fcli attempt 3 failed with 501
17 http fetch GET 501 https://registry.npmjs.org/@react-native-community%2fcli 72878ms attempt #3 (cache skip)
18 verbose stack HttpErrorGeneral: 501 Not Implemented - GET https://registry.npmjs.org/@react-native-community%2fcli
18 verbose stack     at C:\Program Files\nodejs\node_modules\npm\node_modules\npm-registry-fetch\lib\check-response.js:95:15
18 verbose stack     at process.processTicksAndRejections (node:internal/process/task_queues:105:5)
18 verbose stack     at async RegistryFetcher.packument (C:\Program Files\nodejs\node_modules\npm\node_modules\pacote\lib\registry.js:90:19)
18 verbose stack     at async RegistryFetcher.manifest (C:\Program Files\nodejs\node_modules\npm\node_modules\pacote\lib\registry.js:128:23)
18 verbose stack     at async getManifest (C:\Program Files\nodejs\node_modules\npm\node_modules\libnpmexec\lib\index.js:27:22)
18 verbose stack     at async missingFromTree (C:\Program Files\nodejs\node_modules\npm\node_modules\libnpmexec\lib\index.js:60:22)
18 verbose stack     at async C:\Program Files\nodejs\node_modules\npm\node_modules\libnpmexec\lib\index.js:182:32
18 verbose stack     at async Promise.all (index 0)
18 verbose stack     at async exec (C:\Program Files\nodejs\node_modules\npm\node_modules\libnpmexec\lib\index.js:180:3)
18 verbose stack     at async Npm.exec (C:\Program Files\nodejs\node_modules\npm\lib\npm.js:207:9)
19 verbose statusCode 501
20 verbose pkgid @react-native-community/cli@*
21 error code E501
22 error 501 Not Implemented - GET https://registry.npmjs.org/@react-native-community%2fcli
23 verbose cwd C:\RealEstateApp
24 verbose os Windows_NT 10.0.26100
25 verbose node v22.11.0
26 verbose npm  v10.9.0
27 verbose exit 1
28 verbose code 1
29 error A complete log of this run can be found in: C:\Users\ASUS\AppData\Local\npm-cache\_logs\2025-03-28T10_09_35_040Z-debug-0.log

Screenshots and Videos

0 verbose cli C:\Program Files\nodejs\node.exe C:\Program Files\nodejs\node_modules\npm\bin\npm-cli.js
1 info using npm@10.9.0
2 info using node@v22.11.0
3 silly config load:file:C:\Program Files\nodejs\node_modules\npm\npmrc
4 silly config load:file:C:\RealEstateApp.npmrc
5 silly config load:file:C:\Users\ASUS.npmrc
6 silly config load:file:C:\Users\ASUS\AppData\Roaming\npm\etc\npmrc
7 verbose title npm exec @react-native-community/cli info
8 verbose argv "exec" "--" "@react-native-community/cli" "info"
9 verbose logfile logs-max:10 dir:C:\Users\ASUS\AppData\Local\npm-cache_logs\2025-03-28T10_09_35_040Z-
10 verbose logfile C:\Users\ASUS\AppData\Local\npm-cache_logs\2025-03-28T10_09_35_040Z-debug-0.log
11 silly logfile start cleaning logs, removing 1 files
12 silly logfile done cleaning log files
13 silly packumentCache heap:4345298944 maxSize:1086324736 maxEntrySize:543162368
14 http fetch GET https://registry.npmjs.org/@react-native-community%2fcli attempt 1 failed with 501
15 http fetch GET https://registry.npmjs.org/@react-native-community%2fcli attempt 2 failed with 501
16 http fetch GET https://registry.npmjs.org/@react-native-community%2fcli attempt 3 failed with 501
17 http fetch GET 501 https://registry.npmjs.org/@react-native-community%2fcli 72878ms attempt #3 (cache skip)
18 verbose stack HttpErrorGeneral: 501 Not Implemented - GET https://registry.npmjs.org/@react-native-community%2fcli
18 verbose stack at C:\Program Files\nodejs\node_modules\npm\node_modules\npm-registry-fetch\lib\check-response.js:95:15
18 verbose stack at process.processTicksAndRejections (node:internal/process/task_queues:105:5)
18 verbose stack at async RegistryFetcher.packument (C:\Program Files\nodejs\node_modules\npm\node_modules\pacote\lib\registry.js:90:19)
18 verbose stack at async RegistryFetcher.manifest (C:\Program Files\nodejs\node_modules\npm\node_modules\pacote\lib\registry.js:128:23)
18 verbose stack at async getManifest (C:\Program Files\nodejs\node_modules\npm\node_modules\libnpmexec\lib\index.js:27:22)
18 verbose stack at async missingFromTree (C:\Program Files\nodejs\node_modules\npm\node_modules\libnpmexec\lib\index.js:60:22)
18 verbose stack at async C:\Program Files\nodejs\node_modules\npm\node_modules\libnpmexec\lib\index.js:182:32
18 verbose stack at async Promise.all (index 0)
18 verbose stack at async exec (C:\Program Files\nodejs\node_modules\npm\node_modules\libnpmexec\lib\index.js:180:3)
18 verbose stack at async Npm.exec (C:\Program Files\nodejs\node_modules\npm\lib\npm.js:207:9)
19 verbose statusCode 501
20 verbose pkgid @react-native-community/cli@*
21 error code E501
22 error 501 Not Implemented - GET https://registry.npmjs.org/@react-native-community%2fcli
23 verbose cwd C:\RealEstateApp
24 verbose os Windows_NT 10.0.26100
25 verbose node v22.11.0
26 verbose npm v10.9.0
27 verbose exit 1
28 verbose code 1
29 error A complete log of this run can be found in: C:\Users\ASUS\AppData\Local\npm-cache_logs\2025-03-28T10_09_35_040Z-debug-0.log

[react-native-bot]

Caution

Too old version: It looks like your issue or the example you provided uses a Too Old Version of React Native.

Due to the number of issues we receive, we're currently only accepting new issues against one of the supported versions. Please upgrade to latest and verify if the issue persists (alternatively, create a new project and repro the issue in it). If you cannot upgrade, please open your issue on StackOverflow to get further community support.

[react-native-bot]

Warning

Missing reproducer: We could not detect a reproducible example in your issue report. Please provide either:

• If your bug is UI related: a Snack
• If your bug is build/upgrade related: a project using our Reproducer Template
• Otherwise send us a Pull Request with the RNTesterPlayground.js edited to reproduce your bug.

[react-native-bot]

Caution

Too old version: It looks like your issue or the example you provided uses a Too Old Version of React Native.

Due to the number of issues we receive, we're currently only accepting new issues against one of the supported versions. Please upgrade to latest and verify if the issue persists (alternatively, create a new project and repro the issue in it). If you cannot upgrade, please open your issue on StackOverflow to get further community support.