# \#startup

**URL:** https://forums.k8slens.dev/tag/startup/8.md

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## [Lens application is not opening, what might be wrong?](https://forums.k8slens.dev/t/lens-application-is-not-opening-what-might-be-wrong/94)

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**Author:** [@dzhigzhitzhapov](https://forums.k8slens.dev/u/dzhigzhitzhapov)\
**Replies:** 1\
**Last updated:** [April 24, 2023, 11:54am UTC](https://forums.k8slens.dev/t/lens-application-is-not-opening-what-might-be-wrong/94 "2023-04-24T11:54:38Z")

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When Lens is started, it will start HTTP proxy server on the background and requires that operating system allows to start listening to some free port. You can see the port allocated for Lens from application logs. Lens …