rebalance crash ( exited with error : Couldn't open database ) because of misuse of replica index api and not removing vbucket from replica index before vbucket is deleted

1) create 4 node cluster
2) load 10 million docs
3) create views and run queries
4) reboot 1 node, and wait for warmup
5) remove and rebalance out node
5) add back and rebalance in, reports fails with:

Rebalance exited with reason {{bad_return_value,
{badmatch,
{error,
{error,
{db_open_error,<<"default/128">>,

{not_found,no_db_file},
<<"Couldn't open database `default/128`, reason: {not_found,no_db_file}

">>}}}}},
{gen_server,call,
[

{'capi_set_view_manager-default', 'ns_1@10.1.2.223'}

,

{wait_until_added,128}

,
infinity]}}