- Plesk 12.5 for Linux
When expanding all tabs in Plesk Health Monitor, or after installing Social Login extension, the following error appears:
PLESK_INFO: 400 Bad Request
Request Header Or Cookie Too Large
#PPPM-7626 "Support issue PPPM-7626"
- Plesk Onyx 17.8 Release 17 April 2018 (Linux)
If update is not possible for some reason you may try the following
For Plesk Onyx 17.5 and earlier Plesk versions, consider upgrading to the latest Plesk version.
As a workaround, follow these steps: