Error on couchdb log: function raised excepti on (new TypeError("value is null", "undefined", 25))

Hi
I’ve some lingering issue on CouchDB cluster. here is the log output of:

/usr/local/couchdb2/couchdb/var/log/couchdb.stderr

[notice] 2020-03-14T09:25:58.275375Z couchdb@172.19.4.41 <0.32065.1641> 721a7a6811 172.19.3.41:25984 172.19.4.42 admin GET /commcarehq__users/5d5dcdf5a9bc48c89cf74ec4dbf6a663 200 ok 5
[notice] 2020-03-14T09:26:00.373643Z couchdb@172.19.4.41 <0.24147.1641> 456c183b34 172.19.3.41:25984 172.19.4.42 admin GET /commcar
ehq__receiverwrapper/_design/repeaters/_view/repeat_records_by_next_check?startkey=%5Bnull%5D&endkey=%5Bnull%2C+%222020-03-14T09%3A
16%3A00.274439Z%22%5D&reduce=true 200 ok 5
[info] 2020-03-14T09:26:02.581989Z couchdb@172.19.4.41 <0.10837.403> -------- OS Process #Port<0.130132> Log :: function raised exc
eption (new TypeError(“value is null”, “undefined”, 25))
[info] 2020-03-14T09:26:02.582104Z couchdb@172.19.4.41 <0.9571.403> -------- OS Process #Port<0.130133> Log :: function raised exce
ption (new TypeError(“value is null”, “undefined”, 25))
[info] 2020-03-14T09:26:02.585947Z couchdb@172.19.4.41 <0.27907.3> -------- OS Process #Port<0.3926> Log :: function raised excepti
on (new TypeError(“value is null”, “undefined”, 25))
[info] 2020-03-14T09:26:02.585973Z couchdb@172.19.4.41 <0.27909.3> -------- OS Process #Port<0.3927> Log :: function raised excepti
on (new TypeError(“value is null”, “undefined”, 25))
[info] 2020-03-14T09:26:02.586034Z couchdb@172.19.4.41 <0.5214.403> -------- OS Process #Port<0.130134> Log :: function raised exce
ption (new TypeError(“value is null”, “undefined”, 25))
[info] 2020-03-14T09:26:02.586088Z couchdb@172.19.4.41 <0.27908.3> -------- OS Process #Port<0.3932> Log :: function raised excepti
on (new TypeError(“value is null”, “undefined”, 25))
[info] 2020-03-14T09:26:02.586172Z couchdb@172.19.4.41 <0.27906.3> -------- OS Process #Port<0.3925> Log :: function raised excepti
on (new TypeError(“value is null”, “undefined”, 25))
[info] 2020-03-14T09:26:02.586208Z couchdb@172.19.4.41 <0.27905.3> -------- OS Process #Port<0.3931> Log :: function raised excepti
on (new TypeError(“value is null”, “undefined”, 25))
[notice] 2020-03-14T09:26:06.228716Z couchdb@172.19.4.41 <0.18091.1642> c42dfbcbf9 172.19.3.41:25984 172.19.4.42 admin GET /commcar
ehq__domains/_changes?since=470-g1AAAAKDeJyd0UEOgjAQBdAGTHTvAeQEhKFCqS5k4TWMdmgbQlBXrvUmehO9id4E28JOYgibaTLNf8nM1ISQWelLMi_Ol6KUmAO
LQ-DhMqRpbT49QXDRNE1V-mJ1NI0pk0kMGe2P_KUwMBU3naacJjIlpYYxWm61fadtnUaVAg7JGO1gtWun7ZyWglKIxQjtNDGV3MxjwLsVuRNRgIQs_k3ScBkNEB-t-LSi50
QNUcpQ9YowQHy14tuKgROBcijY-Kk_rej2uG5vzLXmmvcnqy9Q7aj4&include_docs=true&feed=continuous 200 ok 60005


[error] 2020-03-14T14:14:05.657418Z couchdb@172.19.3.41 <0.17130.1214> 68eaebd41e req_err(3717872069) unknown_error : normal
[<<“chttpd:catch_error/3 L356”>>,<<“chttpd:handle_req_after_auth/2 L322”>>,<<“chttpd:process_request/1 L303”>>,<<“chttpd:handle_request_int/1 L243”>>,<<“mochiweb_http:headers/6 L128”>>,<<“proc_lib:init_p_do_apply/3 L249”>>]

Looking for the web I got this link:

It says, the JavaScript code you are using for either a map or reduce function is referencing an object member that is not defined in at least one document in your database.