{smcl} {* *! version 1.0.0 23aug2026}{...} {title:Title} {phang} {bf:nestclear} {hline 2} Safely discard owned dataset-state checkpoints{p_end} {title:Description} {pstd} With an active stack, {cmd:nestclear} deletes its registered snapshots and metadata. With no active stack, the one-word command cleans only one safely identifiable abandoned stack whose owner is proven dead. Multiple, live, legacy, corrupt, or uncertain candidates are refused without deleting files.{p_end} {pstd} {cmd:nestclear} never deliberately deletes checkpoints it cannot verify as owned by NESTPRESERVE. See {help nestpreserve} for examples and safeguards.{p_end} {title:Syntax} {p 4 4 2}{cmd:nestclear} [{cmd:,} {opt force} {opt quiet}]{break} Delete owned checkpoints without restoring them. {opt force} clears current stack metadata even when a registered file cannot be deleted; {opt quiet} suppresses confirmation.{p_end}