API v1 500 error convert to 404, if requested path is incorrect

[vbaranov]

Resolves #8062

Motivation

In some case requested incorrect path in API v1 returns 500 error. Instead, it should return 404.

Checklist for your Pull Request (PR)

• I added an entry to CHANGELOG.md with this PR
• If I added new functionality, I added tests covering it.
• If I fixed a bug, I added a regression test to prevent the bug from silently reappearing again.
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