# Local domain + port; licenseKey not recognised

**URL:** <https://pdfjs.community/t/local-domain-port-licensekey-not-recognised/2007>\
**Category:** Technical Support\
**Created:** [September 6, 2022, 2:37pm UTC](https://pdfjs.community/t/local-domain-port-licensekey-not-recognised/2007 "2022-09-06T14:37:32Z")\
**Posts on this page:** 1\
**Showing post:** 21

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**Author:** ![zserviss](https://avatars.discourse-cdn.com/v4/letter/z/a9a28c/32.png) [@zserviss](https://pdfjs.community/u/zserviss)\
**Post date:** [February 9, 2023, 8:31pm UTC](https://pdfjs.community/t/local-domain-port-licensekey-not-recognised/2007/21 "2023-02-09T20:31:52Z")

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I see. The watermark will persist in localhost so it’s expected in a dev environment.

Best Regards,  
Zach Serviss  
Web Development Support Engineer  
PDFTron Systems, Inc.

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