# \#transmission

**URL:** https://www.rubin.community/tag/transmission/267.md

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## [constructBias.py raise NoResults error](https://www.rubin.community/t/constructbias-py-raise-noresults-error/2735)

<div class="topic-metadata">

**Author:** [@desprezg](https://www.rubin.community/u/desprezg)\
**Replies:** 6\
**Last updated:** [March 7, 2018, 6:09pm UTC](https://www.rubin.community/t/constructbias-py-raise-noresults-error/2735 "2018-03-07T18:09:10Z")

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Hello, I am running the detrending on HSC data following the HSC pipeline tutorial (http://hsc.mtk.nao.ac.jp/pipedoc\_5\_e/tutorial\_e/index.html#) and I get stuck in the processing of the bias. I am running : constructBi…