Gerrit database query change_id, gerritchange_id
######################################## ###################### Remote: resolving deltas: 100% (2/2) error: unpack failed: error Missing unknown failed: Unpack error, check server logTo ssh: // newptone@review.ustack.com: 29418/neutron. git! [Remote rejected] HEAD-> refs/publish/datong (n/a (unpacker error) error: failed to push some refs to 'ssh: // newptone@review.ustack.com: 29418/neutron. git '###################################### ###############################An error similar to this occurs because the original code is deleted, and the old commit of related code on gerrit is not processed. The neutron. git library patch_set in the database cannot find the corresponding object. Solution: log on to the gerrit server and access the database. I use the H2 database java-jar bin/gerrit. war gsql \ dselect * from PATCH_SETS; the ID CREATED_ON | DRAFT | REVISION | region | CHANGE_ID | PATCH_SET_ID region + ------- + region + ----------- + --------------- 15:57:08. 423 | N | 613fd2557fba30aff2dbd51c3807cc57561bab08 | 1000002 | 1 | 1 then update changes set open = 'n', status = 'A' where change_id = 1; status = A (Abandon) check that the submission is no longer available.