Do not close the tool on error

Environnement

• Project version used: 3.1
• OS: any
• LabVIEW version: any

Summary

When an error occurs during the process, the tool is automatically closed.

Steps to reproduce

Set a wrong alternate kroki server to generate an error when rendering the document

Example code

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What is the current bug behavior?

The tool exit on error

What is the expected correct behavior?

Keeping the tool alive to be able to change a config and retry the generation

Relevant logs and/or screenshots