HTTP 500 error when migrating from us server to another

Good afternoon I have an error in OJS, make the system in a server centos 7 and at the time of migrating to another server centos 7, I have an error Http 500 in certain pages, also in PDF and HTMl documents, I also get the same error 500 at the time of accessing the system logeandome with different types of user, I am crazy trying to solve the problem and there is no information about this error, please help.
I send the system page with the error