Issue proxy_fcgi:error AH01068: Got bogus version

[Azurel]

I get nearly every minute this errors in log

[proxy_fcgi:error] [pid 29033] [client xxxx:46748] AH01068: Got bogus version 97
[proxy_fcgi:error] [pid 29033] (22)Invalid argument: [client xxxx:46748] AH01075: Error dispatching request to : xxxx

CentOS Linux 7.3.1611 (Core)‬
Product Plesk Onyx Version 17.0.17 Update #18
Server version: Apache/2.4.6 (CentOS) built: Nov 14 2016 18:04:44

What can I do to fix this?

I found this article
https://support.plesk.com/hc/en-us/...ot-bogus-version-or-Error-dispatching-request

 

[IgorG]

Try this solution - https://talk.plesk.com/threads/ah01075-error-dispatching-request-to.336513/

 

[Azurel]

That not help in Additional nginx directives

proxy_buffer_size 128k;
proxy_buffers 4 256k;
proxy_busy_buffers_size 256k;

 

[Pradeep]

Getting Same issue any help?

 

[themew]

Had tons of these exact errors appear in my log and finally got rid of them. It's an Apache error and drove us nuts.

Upgraded Plesk to 17.8 (error still exists with 17.5) and upgrade CentOS to 7.5 -- no more errors.