# Issues with Keysight License Manager

**URL:** <https://forum.opentap.io/t/issues-with-keysight-license-manager/1331>\
**Category:** General\
**Tags:** ks8400-editor\
**Created:** [December 21, 2023, 11:06am UTC](https://forum.opentap.io/t/issues-with-keysight-license-manager/1331 "2023-12-21T11:06:44Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![antonio.quizon](https://avatars.discourse-cdn.com/v4/letter/a/0ea827/32.png) [@antonio.quizon](https://forum.opentap.io/u/antonio.quizon)\
**Post date:** [December 21, 2023, 11:06am UTC](https://forum.opentap.io/t/issues-with-keysight-license-manager/1331/1 "2023-12-21T11:06:44Z")

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Hi all,

Today, suddenly the keysight licensing manager would not be able to work, and am seeing the following error message when trying to restart the agilent service.

![image](https://us1.discourse-cdn.com/flex020/uploads/opentap/original/1X/a581040f39777e7cfdbbd88c728cf249da4b2c5b.png)

We are currently using License Manager v5, any ideas what is the issue?