# \#gen-7

**URL:** https://forum.universal-robots.com/tag/gen-7/166.md

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## [Heads-up: PolyScope X Frontend REST calls should not use control box addresses or servicegateway](https://forum.universal-robots.com/t/heads-up-polyscope-x-frontend-rest-calls-should-not-use-control-box-addresses-or-servicegateway/43335)

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**Author:** [@Ebbe](https://forum.universal-robots.com/u/Ebbe)\
**Replies:** 0\
**Last updated:** [September 16, 2026, 1:25pm UTC](https://forum.universal-robots.com/t/heads-up-polyscope-x-frontend-rest-calls-should-not-use-control-box-addresses-or-servicegateway/43335 "2026-09-16T13:25:21Z")

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Why we are bringing this up With the introduction of Gen 7, we have observed several URCaps failing in certain deployment scenarios because frontend code communicates with backend services using fixed hostnames, control…