Error 500 after update from 3.3 to 3.4

I Have a error 500 after upgrade to 3.4.
All site work and no problems, but when click on archive article page - 500 error
Problem will passed by disable plugin “Recommend Similar Articles”
Now all work fine

Hi @VLVitkovskyi,

Are you able to provide the output from your PHP error logs - that can usually help to identify the problem.

-Roger
PKP Team