While install fcm plugin i got the below error

Hey i am new to ionic i almost done my project excepet push notification while install fcm plugin i got this error can you help me to solve this errpr
C:\androidapps\rectApp>ionic cordova plugin add cordova-plugin-fcm --save
{ Error: Cannot find module 'C:\androidapps\rectApp\node_modules\ionic’
at Function.Module._resolveFilename (module.js:469:15)
at Function.Module._load (module.js:417:25)
at Module.require (module.js:497:17)
at require (internal/module.js:20:19)
at C:\Users\Jasper\AppData\Roaming\npm\node_modules\ionic\bin\ionic:18:13 co
de: ‘MODULE_NOT_FOUND’ }