WordPress upgrade version and install plug-ins appear "Problem with the SSL CA cert" Solution _ Server Other

Help a classmate of WordPress blog from the virtual host relocated to the VPS host environment, his VPS environment is the use of free version of the AMH4.2 environment, told to upgrade the latest WordPress4.3 version and install plug-ins when unable to download, there are hints problem with The SSL CA cert (path? access rights?) Error, this problem is still the first time left.

If this problem can not be solved, then all the later upgrade theme, plug-in installation, all the use of manual upgrades and activation, or more trouble, so play the search function to find solutions. This problem is mainly due to the limitations of the system security, we can install and open the Amchroot module in the AMH panel background, and then set the default security mode to compatibility mode.

Workaround:

First, download and install the Amchroot module

Download the activation Amchroot module from the AMH module background.

Second, set compatibility mode

This sets the compatibility mode.

Finally, we are in the upgrade version, or online download installation plug-ins, is not a problem, in view of security considerations, we need to upgrade the Amchroot module back to Safe mode. Similarly, in the non-AMH panel mode, old left also see other environment also has appeared such a problem, the foreigner's article has mentioned the solution, is restarts the entire server, then may solve this question, specifically I have not met, therefore just sees has this kind of word solution, if has encountered may try.