The last error message is below:
I think that this problem is due to the differences between old and new OldGreggThemePlugin.inc files.
Old plugin seems like this:
New plugin seems like this:
How can I solve this problem?
Now my journal website is off. May you help me about this urgently?
Thanks in advance
I don’t see any syntax related errors in the code. Can you confirm that you are using PHP 7.1+?
Yes, my php version is PHP 7.2
This error says that there is a syntax error in pointed part of code. And I know that this code is valid for PHP7.1+
How did you check you PHP version?
I use return type declarations that was introduced in PHP7.1 and those errors are quite the same for cases, when PHP interpreter doesn’t support them.
I am so sorry. First I looked here before.
But then when I look at phpinfo version 5.6 I saw
I wonder how to upgrade php version
Whenever you unzip the file to the installation directory / plugins / generic / the plugins activation screen inside the OJS does not load. I can access the screen but keep searching the plugins and never open the relationship. When I exclude the folder it normalizes the loading.