<div dir="ltr">Hong,<div><br></div><div>I do not understand why you changed the behavior of TSGetStages_Theta <a href="https://gitlab.com/petsc/petsc/-/merge_requests/3500/diffs#a582bbaec75f4ae14bbf97d1d0404073ca89ff09_1194_1209">https://gitlab.com/petsc/petsc/-/merge_requests/3500/diffs#a582bbaec75f4ae14bbf97d1d0404073ca89ff09_1194_1209</a> with this MR <a href="https://gitlab.com/petsc/petsc/-/merge_requests/3500">https://gitlab.com/petsc/petsc/-/merge_requests/3500</a> <div><div><br></div><div>Now, the non-endpoint variant does no longer use th->X as stage!</div><div><br></div><div>Please revert this change</div><div>Thanks</div>-- <br><div dir="ltr" class="gmail_signature" data-smartmail="gmail_signature">Stefano</div></div></div></div>