# Error when running count after filtering MT

**URL:** <https://discuss.hail.is/t/error-when-running-count-after-filtering-mt/1114>\
**Category:** Hail Query & hailctl\
**Created:** [October 7, 2019, 6:05pm UTC](https://discuss.hail.is/t/error-when-running-count-after-filtering-mt/1114 "2019-10-07T18:05:20Z")\
**Posts on this page:** 2\
**Page:** 2

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**Author:** ![mwilson](https://yyz2.discourse-cdn.com/flex036/user_avatar/discuss.hail.is/mwilson/32/376_2.png) [@mwilson](https://discuss.hail.is/u/mwilson)\
**Post date:** [October 8, 2019, 8:56pm UTC](https://discuss.hail.is/t/error-when-running-count-after-filtering-mt/1114/21 "2019-10-08T20:56:09Z")

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[hail-20191008-2047-0.2.24-aca727e8d9c9.log](https://discuss.hail.is/uploads/short-url/vMbXNSUH6oJtgYLXr17anrTsrM7.log) (1.1 MB)

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**Author:** ![tpoterba](https://yyz2.discourse-cdn.com/flex036/user_avatar/discuss.hail.is/tpoterba/32/61_2.png) [@tpoterba](https://discuss.hail.is/u/tpoterba)\
**Post date:** [October 8, 2019, 9:12pm UTC](https://discuss.hail.is/t/error-when-running-count-after-filtering-mt/1114/22 "2019-10-08T21:12:44Z")

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oops… this should fix… [https://github.com/hail-is/hail/pull/7230](https://github.com/hail-is/hail/pull/7230)

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