[s-tui-1.0.0] FileNotFoundError: [Errno 2] No such file or directory ...

### Step 1: Describe your environment

* System (Intel/AMD/Raspberry Pi etc): ...
* OS version: ...
* s-tui version: [1.0.0 — latest](https://github.com/amanusk/s-tui/releases/tag/v1.0.0)
* Installation method(pip/PPA/source code): ebuild

### Step 2: Describe the problem:
#### Observed Results:

* What happened? (Traceback of a crash/Image/description):
after saving config files I get errors
more: https://asciinema.org/a/beYlRjMHGSFeV6ZwMqsU3CBtC

#### Debug Results, output of `s-tui -d` created in a file `_s-tui.log`:
```
* Replace this with debug output *
```

### Step 3: Reproduce the problem:
#### Steps to reproduce:
1. _____
2. _____
3. _____

```
* Replace this with relevant code to reproduce the problem *
```