Getting an error "Cannot find module 'ical' "

[GorusettiPraveen]

I executed the same code but i am facing error that " Cannot find module 'ical' ". Please help me to resolve the issue ASAP. How can i install ical package in node js in Lambda.

[jimshalo10]

In ASK Cli from readme.md updated by another user ,"thanks", shows the command needed to install the missing ical module

npm install --save alexa-sdk ical

whilst in the directory ./lambda/custom