clion can not find the subversion

anyone knows what is going on here?

here is the clion information.

CLion 2019.3.2
Build #CL-193.5662.56, built on December 18, 2019
Licensed to Jet Groups
You have a perpetual fallback license for this version
Subscription is active until December 14, 2020
Runtime version: 11.0.5+10-b520.17 amd64
VM: OpenJDK 64-Bit Server VM by JetBrains s.r.o
Linux 5.0.0-37-generic
GC: ParNew, ConcurrentMarkSweep
Memory: 1987M
Cores: 16
Registry: run.processes.with.pty=TRUE
Non-Bundled Plugins:

1. I am sure that I have install subversion on ubuntu 18.04 which can be known from the command svn --version.

2. I open the project from clion , and found that clion have any subversion option .

any comment on this, May I missed something ?

In order to attach any Version Control to your project you need to go to VCS | Enable Version Control and pick Subversion, or you can go to Settings | Version Control | Click on + sign | Specify path to Project and pick Subversion in VCS drop-down menu.

@Ruslan Kuleshov

it is totally my fault. I have no idea when or where I disable the subversion plugin. thanks for you hint.