Plugin installation error

I get an error when installing a plugin.
I get the error in the screenshot when installing the PKP PLN plugin.

I have also attached PHP error logs as screenshots.

What application are you using?
I am using OJS version 3.3. OJS 3.3.0-4

Additional information

SS1

SS2

Sory,

I am using OJS version 3.4.0.4

@asmecher can you help me for this problem?