After Installation openEMR 7.0.3 calendar not working

Situation
after installaing OpenEMR Version Number 7.0.3 ubuntu on AWS. when click on calendar getting error message Unkonwn, and in Admin Weno Downloads Pharmacy Directory unable to update
OpenEMR Version
I’m using OpenEMR version 7.03

Browser:
I’m using: google chrome

Operating System
I’m using: ubuntu

Hi @Venkat ,
I have see some posts about the calendar. Please check if this post would solve your issue?

Make sure you enable the intl extension in php.ini, and then restart your web server (necessary after any edit to php.ini)