@pwsincd On checking this plugin, the install appears to actually fail - see the below from the log
022-04-01T10:43:11.554Z [4567/513037] - [33mwarn[39m: [plugins/nodebb-plugin-
ns-custom-fields] The plugin.json field "library" is deprecated. Please use the package.json field "main" instead.
2022-04-01T10:43:11.555Z [4567/513037] - [33mwarn[39m: [plugins] Unable to load library for: nodebb-plugin-
ns-custom-fields
2022-04-01T10:43:11.555Z [4567/513037] - [31merror[39m: Error: Cannot find module './src/emitter'
Require stack:
- /home/sudonix/nodebb/require-main.js
- /home/sudonix/nodebb/app.js
at Function.Module._resolveFilename (internal/modules/cjs/loader.js:902:15)
at Function.Module._load (internal/modules/cjs/loader.js:746:27)
at Module.require (internal/modules/cjs/loader.js:974:19)
at require (internal/modules/cjs/helpers.js:101:18)
at Module.require.main.require (/home/sudonix/nodebb/require-main.js:8:10)
at /home/sudonix/nodebb/node_modules/nodebb-plugin-
ns-custom-fields/plugin/nodebb.js:9:31
at Object.<anonymous> (/home/sudonix/nodebb/node_modules/nodebb-plugin-
ns-custom-fields/plugin/nodebb.js:47:3)
at Module._compile (internal/modules/cjs/loader.js:1085:14)
at Object.Module._extensions..js (internal/modules/cjs/loader.js:1114:10)
at Module.load (internal/modules/cjs/loader.js:950:32)