Uncaught CurlException: 77 : error setting certificate verify locations SSL BUNDLE EXPERT CENTOS7

Hi i migrated one store that i have from one server to another. evrything works ok but the process that i have with my supplier that make the syncronization of my catalog is not working. i fixed many things and they are working but this i am not making it. for the process be ok i must fix this error that is generated when started from the other end. Uncaught CurlException: 77 : error setting certificate verify locations if you go to a php information file that my supplier created for me to see what is the error and what do i have to fix. [login to view URL] i need someone with good certificates know how and my server is a Centos 7 with Php 5.6 and PHPFPM. my store is [login to view URL] i think the issue resided on the ca-bundle that is not getting the location for the correct root . but i cannot troubleshoot more . i need help fixing this to the syncronization process start again. for the work i will be available trought a webxmeeting share session. unfortunatlly i cannot give some permissions to the server . it must be somethink of sharing session.