see this link
https://ttlc.intuit.com/community/business-taxes/discussion/limited-partnership-bankruptcy-with-no-f...
in summary you indicate final k-1 for 2023 leaving all the lines in Part III on the k-1 blank. then in the disposition section of the k-1 you indicate that the partnership was discontinued in 2023.
enter 0 for sales price
you need to know your tax basis to get a capital loss for any remaining tax basis. likely it's the balance in your ending capital account on the 2022 k-1. if that's negative consult a tax professional because that would normally indicate you deducted, have suspended losses, and or received distributions in excess of your tax basis without having to report negative capital as taxable income (this can occur with qualified non-recourse financing that provides tax basis that's added back to ending capital but that's now 0 due to the foreclosure).
this is an imperfect solution to a bad situation.
if you subsequently do get a k-1 you'll have to amend
https://ttlc.intuit.com/community/business-taxes/discussion/limited-partnership-bankruptcy-with-no-f...
