# SD00202/FDAC018 incorrect flagging RELREC.USUBJID as required

**URL:** <https://forum.certara.com/t/sd00202-fdac018-incorrect-flagging-relrec-usubjid-as-required/883>\
**Category:** SDTM\
**Created:** [January 5, 2016, 8:49pm UTC](https://forum.certara.com/t/sd00202-fdac018-incorrect-flagging-relrec-usubjid-as-required/883 "2016-01-05T20:49:50Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![bmoran](https://avatars.discourse-cdn.com/v4/letter/b/ec9cab/32.png) [@bmoran](https://forum.certara.com/u/bmoran)\
**Post date:** [January 6, 2016, 5:36pm UTC](https://forum.certara.com/t/sd00202-fdac018-incorrect-flagging-relrec-usubjid-as-required/883/1 "2016-01-06T17:36:44Z")

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Hi David,

You are correct, this is a known problem that has been fixed and will be available in the next patch release (2.1.1). Thanks for pointing out this problem!

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**Author:** ![David\_R](https://avatars.discourse-cdn.com/v4/letter/d/59ef9b/32.png) [@David\_R](https://forum.certara.com/u/David_R)\
**Post date:** [January 5, 2016, 8:49pm UTC](https://forum.certara.com/t/sd00202-fdac018-incorrect-flagging-relrec-usubjid-as-required/883/2 "2016-01-05T20:49:50Z")

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RELREC.USUBJID is an expected variable, however Pinnacle 21 Community 2.1.0 is flagging an error stating that RELREC.USUBJID is