Unable to construct project graph. Cannot convert undefined or null to object TypeError: Cannot convert undefined or null to object

[Abdullah-FAl]

Current Behavior

Unable to load the project graph. The following error occurred:

TypeError: Cannot convert undefined or null to object

Node : 22.16.0
OS : linux-x64
Native Target : x86_64-linux
pnpm : 10.12.2

nx (global) : 21.2.1
nx : 21.1.2
@nx/js : 21.1.2
@nx/jest : 21.1.2
@nx/workspace : 21.1.2
@nx/angular : 21.1.2
@nx/devkit : 21.1.2
@nx/eslint-plugin : 21.1.2
@nx/nest : 21.1.2
@nx/node : 21.1.2
@nx/plugin : 21.1.2
@nx/web : 21.1.2
typescript : 5.8.3

Registered Plugins:
@nx/eslint/plugin
@nx/webpack/plugin

Community plugins:
angular-eslint : 19.6.0

Cache Usage: 0.00 B / 100.69 GB

⚠️ Unable to construct project graph.
Cannot convert undefined or null to object
TypeError: Cannot convert undefined or null to object
at Function.values ()
at getWorkspacePackagesMetadata (/root/proj/home-master/node_modules/.pnpm/nx@21.1.2_@swc-node+register@1.10.10_@swc+core@1.11.31_@swc+helpers@0.5.17__@swc+types@56b94841055edf88beb5a0ed17697aaa/node_modules/nx/src/plugins/js/utils/packages.js:10:34)
at findNxProjectForImportPath (/root/proj/home-master/node_modules/.pnpm/nx@21.1.2@swc-node+register@1.10.10_@swc+core@1.11.31_@swc+helpers@0.5.17__@swc+types@56b94841055edf88beb5a0ed17697aaa/node_modules/nx/src/project-graph/plugins/resolve-plugin.js:109:57)
at lookupLocalPlugin (/root/proj/home-master/node_modules/.pnpm/nx@21.1.2@swc-node+register@1.10.10_@swc+core@1.11.31_@swc+helpers@0.5.17__@swc+types@56b94841055edf88beb5a0ed17697aaa/node_modules/nx/src/project-graph/plugins/resolve-plugin.js:79:27)
at resolveLocalNxPlugin (/root/proj/home-master/node_modules/.pnpm/nx@21.1.2@swc-node+register@1.10.10_@swc+core@1.11.31_@swc+helpers@0.5.17__@swc+types@56b94841055edf88beb5a0ed17697aaa/node_modules/nx/src/project-graph/plugins/resolve-plugin.js:42:12)
at getPluginPathAndName (/root/proj/home-master/node_modules/.pnpm/nx@21.1.2@swc-node+register@1.10.10_@swc+core@1.11.31_@swc+helpers@0.5.17__@swc+types@56b94841055edf88beb5a0ed17697aaa/node_modules/nx/src/project-graph/plugins/resolve-plugin.js:56:28)
at resolveNxPlugin (/root/proj/home-master/node_modules/.pnpm/nx@21.1.2@swc-node+register@1.10.10_@swc+core@1.11.31_@swc+helpers@0.5.17__@swc+types@56b94841055edf88beb5a0ed17697aaa/node_modules/nx/src/project-graph/plugins/resolve-plugin.js:25:62)
at loadRemoteNxPlugin (/root/proj/home-master/node_modules/.pnpm/nx@21.1.2@swc-node+register@1.10.10_@swc+core@1.11.31_@swc+helpers@0.5.17__@swc+types@56b94841055edf88beb5a0ed17697aaa/node_modules/nx/src/project-graph/plugins/isolation/plugin-pool.js:34:105)
at loadNxPluginInIsolation (/root/proj/home-master/node_modules/.pnpm/nx@21.1.2@swc-node+register@1.10.10_@swc+core@1.11.31_@swc+helpers@0.5.17__@swc+types@56b94841055edf88beb5a0ed17697aaa/node_modules/nx/src/project-graph/plugins/isolation/index.js:7:49)
at /root/proj/home-master/node_modules/.pnpm/nx@21.1.2@swc-node+register@1.10.10_@swc+core@1.11.31_@swc+helpers@0.5.17__@swc+types@_56b94841055edf88beb5a0ed17697aaa/node_modules/nx/src/project-graph/plugins/get-plugins.js:119:58

Expected Behavior

load the project graph

GitHub Repo

No response

Steps to Reproduce

Nx Report

Node           : 22.16.0
OS             : linux-x64
Native Target  : x86_64-linux
pnpm           : 10.12.2

nx (global)        : 21.2.1
nx                 : 21.1.2
@nx/js             : 21.1.2
@nx/jest           : 21.1.2
@nx/workspace      : 21.1.2
@nx/angular        : 21.1.2
@nx/devkit         : 21.1.2
@nx/eslint-plugin  : 21.1.2
@nx/nest           : 21.1.2
@nx/node           : 21.1.2
@nx/plugin         : 21.1.2
@nx/web            : 21.1.2
typescript         : 5.8.3
---------------------------------------
Registered Plugins:
@nx/eslint/plugin
@nx/webpack/plugin
---------------------------------------
Community plugins:
angular-eslint : 19.6.0
---------------------------------------
Cache Usage: 0.00 B / 100.69 GB
---------------------------------------
⚠️ Unable to construct project graph.
Cannot convert undefined or null to object
TypeError: Cannot convert undefined or null to object
    at Function.values (<anonymous>)
    at getWorkspacePackagesMetadata (/root/proj/home-master/node_modules/.pnpm/nx@21.1.2_@swc-node+register@1.10.10_@swc+core@1.11.31_@swc+helpers@0.5.17__@swc+types@_56b94841055edf88beb5a0ed17697aaa/node_modules/nx/src/plugins/js/utils/packages.js:10:34)
    at findNxProjectForImportPath (/root/proj/home-master/node_modules/.pnpm/nx@21.1.2_@swc-node+register@1.10.10_@swc+core@1.11.31_@swc+helpers@0.5.17__@swc+types@_56b94841055edf88beb5a0ed17697aaa/node_modules/nx/src/project-graph/plugins/resolve-plugin.js:109:57)
    at lookupLocalPlugin (/root/proj/home-master/node_modules/.pnpm/nx@21.1.2_@swc-node+register@1.10.10_@swc+core@1.11.31_@swc+helpers@0.5.17__@swc+types@_56b94841055edf88beb5a0ed17697aaa/node_modules/nx/src/project-graph/plugins/resolve-plugin.js:79:27)
    at resolveLocalNxPlugin (/root/proj/home-master/node_modules/.pnpm/nx@21.1.2_@swc-node+register@1.10.10_@swc+core@1.11.31_@swc+helpers@0.5.17__@swc+types@_56b94841055edf88beb5a0ed17697aaa/node_modules/nx/src/project-graph/plugins/resolve-plugin.js:42:12)
    at getPluginPathAndName (/root/proj/home-master/node_modules/.pnpm/nx@21.1.2_@swc-node+register@1.10.10_@swc+core@1.11.31_@swc+helpers@0.5.17__@swc+types@_56b94841055edf88beb5a0ed17697aaa/node_modules/nx/src/project-graph/plugins/resolve-plugin.js:56:28)
    at resolveNxPlugin (/root/proj/home-master/node_modules/.pnpm/nx@21.1.2_@swc-node+register@1.10.10_@swc+core@1.11.31_@swc+helpers@0.5.17__@swc+types@_56b94841055edf88beb5a0ed17697aaa/node_modules/nx/src/project-graph/plugins/resolve-plugin.js:25:62)
    at loadRemoteNxPlugin (/root/proj/home-master/node_modules/.pnpm/nx@21.1.2_@swc-node+register@1.10.10_@swc+core@1.11.31_@swc+helpers@0.5.17__@swc+types@_56b94841055edf88beb5a0ed17697aaa/node_modules/nx/src/project-graph/plugins/isolation/plugin-pool.js:34:105)
    at loadNxPluginInIsolation (/root/proj/home-master/node_modules/.pnpm/nx@21.1.2_@swc-node+register@1.10.10_@swc+core@1.11.31_@swc+helpers@0.5.17__@swc+types@_56b94841055edf88beb5a0ed17697aaa/node_modules/nx/src/project-graph/plugins/isolation/index.js:7:49)
    at /root/proj/home-master/node_modules/.pnpm/nx@21.1.2_@swc-node+register@1.10.10_@swc+core@1.11.31_@swc+helpers@0.5.17__@swc+types@_56b94841055edf88beb5a0ed17697aaa/node_modules/nx/src/project-graph/plugins/get-plugins.js:119:58

Failure Logs

Package Manager Version

No response

Operating System

• macOS
• Linux
• Windows
• Other (Please specify)

Additional Information

No response

[Abdullah-FAl]

google ai fix
Potential causes and solutions:
Corrupted node_modules or package-lock.json:

[lewisflude]

@Abdullah-FAl Do you have any insight why this issue occurs? I get this issue reguarly