TypeError: Cannot read property 'config' of null
at Class.run (C:\test\hwrjs\node_modules\@angular\cli\tasks\serve.js:51:63)
at check_port_1.checkPort.then.port (C:\test\hwrjs\node_modules\@angular\cli\commands\serve.js:121:26)
at
at process._tickCallback (internal/process/next_tick.js:188:7)
Steps to reproduce (optionally browser / OS version)
Expected behavior
project starts at localhost:4200 without errors
Actual behavior
TypeError: Cannot read property 'config' of null at Class.run (C:\test\hwrjs\node_modules\@angular\cli\tasks\serve.js:51:63) at check_port_1.checkPort.then.port (C:\test\hwrjs\node_modules\@angular\cli\commands\serve.js:121:26) at
at process._tickCallback (internal/process/next_tick.js:188:7)
Steps to reproduce (optionally browser / OS version)
npm install ng serve