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### Do you want to request a *feature* or report a *bug*?

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If you intend to ask a support question: DO NOT FILE AN ISSUE.
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### Did you try using a 1.7.x configuration for the version 2.0?

- [ ] Yes
- [ ] No

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If you just checked the "Yes" box, be aware that this is probably not a bug. The configurations between 1.X and 2.X are NOT compatible. Please have a look here https://docs.traefik.io/v2.0/getting-started/configuration-overview/.

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### What did you do?

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- The title should be short and descriptive.
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### What did you expect to see?


### What did you see instead?


### Output of `traefik version`: (_What version of Traefik are you using?_)

<!--
For the Traefik Docker image:
    docker run [IMAGE] version
    ex: docker run traefik version

For the alpine Traefik Docker image:
    docker run [IMAGE] traefik version
    ex: docker run traefik traefik version
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```
(paste your output here)
```

### What is your environment & configuration (arguments, toml, provider, platform, ...)?

```toml
# (paste your configuration here)
```
<!--
Add more configuration information here.
-->


### If applicable, please paste the log output at DEBUG level (`--log.level=DEBUG` switch)

```
(paste your output here)
```