# \#bug

**URL:** https://discourse.canceridc.dev/tag/bug/1.md

[Latest](https://discourse.canceridc.dev/latest.md) · [Categories](https://discourse.canceridc.dev/categories.md) · [Tags](https://discourse.canceridc.dev/tags.md)

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## [NLST Data Completeness: Missing 28 CT Cancer Patients](https://discourse.canceridc.dev/t/nlst-data-completeness-missing-28-ct-cancer-patients/765)

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**Author:** [@kosmasgal](https://discourse.canceridc.dev/u/kosmasgal)\
**Replies:** 7\
**Last updated:** [December 17, 2025, 2:52pm UTC](https://discourse.canceridc.dev/t/nlst-data-completeness-missing-28-ct-cancer-patients/765 "2025-12-17T14:52:05Z")

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Hi everyone, I am working with the NLST collection in IDC and have performed a detailed completeness check against the NLST User Guide and original publications. I am using the idc\_index package to work with the data, m…

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## [Loading IDC converted Visible Human DICOM images into Slicer](https://discourse.canceridc.dev/t/loading-idc-converted-visible-human-dicom-images-into-slicer/581)

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**Author:** [@apodolski](https://discourse.canceridc.dev/u/apodolski)\
**Replies:** 9\
**Last updated:** [September 27, 2024, 4:46pm UTC](https://discourse.canceridc.dev/t/loading-idc-converted-visible-human-dicom-images-into-slicer/581 "2024-09-27T16:46:52Z")

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Hi there, I recently stumbled across this IDC post about the original medical imaging from the Visible Human Project (VPH) being converted into DICOM files. Following the post guidelines, I was able to successfully dow…

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## [Unable to install Slicer IDCBrowser extension](https://discourse.canceridc.dev/t/unable-to-install-slicer-idcbrowser-extension/598)

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**Author:** [@ACharbonneau](https://discourse.canceridc.dev/u/ACharbonneau)\
**Replies:** 5\
**Last updated:** [July 8, 2024, 3:34pm UTC](https://discourse.canceridc.dev/t/unable-to-install-slicer-idcbrowser-extension/598 "2024-07-08T15:34:16Z")

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I’m trying to install the IDC module to slicer, but I get the following error: It appears that the IDC module was updated over the weekend, so I suspect something broke it.

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## [Problem exporting cohort to csv/tsv/json, missing headers and invalid format](https://discourse.canceridc.dev/t/problem-exporting-cohort-to-csv-tsv-json-missing-headers-and-invalid-format/503)

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**Author:** [@vanossj](https://discourse.canceridc.dev/u/vanossj)\
**Replies:** 4\
**Last updated:** [September 26, 2023, 6:02pm UTC](https://discourse.canceridc.dev/t/problem-exporting-cohort-to-csv-tsv-json-missing-headers-and-invalid-format/503 "2023-09-26T18:02:48Z")

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When I export a cohort to CSV or TSV, there are no manifest headers, or column headers in the downloaded file. Which doesn’t match what the documentation page shows the file to look like. UPENN-GBM-00001,upenn\_gbm,10.79…

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## [CUDA error after updating AI Notebook/VM](https://discourse.canceridc.dev/t/cuda-error-after-updating-ai-notebook-vm/223)

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**Author:** [@denbonte](https://discourse.canceridc.dev/u/denbonte)\
**Replies:** 0\
**Last updated:** [October 8, 2021, 9:22am UTC](https://discourse.canceridc.dev/t/cuda-error-after-updating-ai-notebook-vm/223 "2021-10-08T09:22:13Z")

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Hey IDC users! Yesterday I updated one of the AI notebooks I’m using - and to my great surprise, when I tried to run an inference pipeline which leverages and usually runs on the GPU, I got it running on the CPU togethe…

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## [Error message in exporting cohorts to BigQuery](https://discourse.canceridc.dev/t/error-message-in-exporting-cohorts-to-bigquery/164)

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**Author:** [@po.rouzrokh](https://discourse.canceridc.dev/u/po.rouzrokh)\
**Replies:** 4\
**Last updated:** [May 13, 2021, 2:41pm UTC](https://discourse.canceridc.dev/t/error-message-in-exporting-cohorts-to-bigquery/164 "2021-05-13T14:41:10Z")

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Hello! I am trying to export a cohort I built with the IDC portal to BigQuery. This is a cohort from the TCGA\_GBM dataset. However, I receive the following error after trying to export the manifest: Unable to export co…

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## [Error message in the OHIF Viewer](https://discourse.canceridc.dev/t/error-message-in-the-ohif-viewer/149)

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**Author:** [@giemmecci](https://discourse.canceridc.dev/u/giemmecci)\
**Replies:** 3\
**Last updated:** [April 10, 2021, 9:24pm UTC](https://discourse.canceridc.dev/t/error-message-in-the-ohif-viewer/149 "2021-04-10T21:24:26Z")

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Hi, the OHIF viewer is giving me an error message saying: “Error loading derived display set: Cannot read property ‘SegmentIdentificationSequence’ of undefined” It originally appeared when reading any of the LIDC-IDR…

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## [Issues with the "QIN multi-site collection of Lung CT data with Nodule Segmentations" analysis collection](https://discourse.canceridc.dev/t/issues-with-the-qin-multi-site-collection-of-lung-ct-data-with-nodule-segmentations-analysis-collection/95)

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**Author:** [@fedorov](https://discourse.canceridc.dev/u/fedorov)\
**Replies:** 5\
**Last updated:** [October 15, 2020, 7:37pm UTC](https://discourse.canceridc.dev/t/issues-with-the-qin-multi-site-collection-of-lung-ct-data-with-nodule-segmentations-analysis-collection/95 "2020-10-15T19:37:07Z")

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Although we claim we include this collection https://wiki.cancerimagingarchive.net/display/DOI/QIN+multi-site+collection+of+Lung+CT+data+with+Nodule+Segmentations, we actually don’t. SELECT SOPInstanceUID, Modality,…

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## [Early feedback on pre-MVP](https://discourse.canceridc.dev/t/early-feedback-on-pre-mvp/73)

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**Author:** [@fedorov](https://discourse.canceridc.dev/u/fedorov)\
**Replies:** 0\
**Last updated:** [August 20, 2020, 9:20pm UTC](https://discourse.canceridc.dev/t/early-feedback-on-pre-mvp/73 "2020-08-20T21:20:29Z")

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@ulrike shared a document with some of the points identified for the review meeting we had today with her and @kirbyju. The document is here for the attention of @IDC\_team @IDC\_stakeholders. I will go over the topics a…