Cannot read property 'firstChild' of null

[Marc Jason Mutuc]

Details
Exception: Uncaught TypeError: Cannot read property 'firstChild' of null
Resource: https://jira.services.kambi.com/secure/RapidBoard.jspa?rapidView=154&selectedIssue=SB-43610
Line: 2
Column: 112
Environment
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.102 Safari/537.36
Stack trace
TypeError: Cannot read property 'firstChild' of null

I'm getting this error when trying to create a ticket while on a board that involves a specific project and issue type is not Bug

Checked the workflows, field configurations, etc and no luck. 

**** FULL ERROR MESSAGE ****

Details
Exception: Uncaught TypeError: Cannot read property 'firstChild' of null
Resource: https://jira.services.kambi.com/secure/RapidBoard.jspa?rapidView=117&projectKey=SB
Line: 2
Column: 112
Environment
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.102 Safari/537.36
Stack trace
TypeError: Cannot read property 'firstChild' of null
at eval (eval at (https://jira.services.kambi.com/s/e52a70ce44d1f41d42cbed2e1418991c-CDN/-qmdztk/712002/a7f1e608ea4e68a01c2ee65f864d467d/3ea23cdeead70fbb915b7e17c50e42c1/_/download/contextbatch/js/_super/batch.js?locale=en-US&spectrum=true:59:128), :2:112)
at eval ()
at https://jira.services.kambi.com/s/e52a70ce44d1f41d42cbed2e1418991c-CDN/-qmdztk/712002/a7f1e608ea4e68a01c2ee65f864d467d/3ea23cdeead70fbb915b7e17c50e42c1/_/download/contextbatch/js/_super/batch.js?locale=en-US&spectrum=true:59:128
at Function.globalEval (https://jira.services.kambi.com/s/e52a70ce44d1f41d42cbed2e1418991c-CDN/-qmdztk/712002/a7f1e608ea4e68a01c2ee65f864d467d/3ea23cdeead70fbb915b7e17c50e42c1/_/download/contextbatch/js/_super/batch.js?locale=en-US&spectrum=true:59:139)
at HTMLScriptElement. (https://jira.services.kambi.com/s/e52a70ce44d1f41d42cbed2e1418991c-CDN/-qmdztk/712002/a7f1e608ea4e68a01c2ee65f864d467d/3ea23cdeead70fbb915b7e17c50e42c1/_/download/contextbatch/js/_super/batch.js?locale=en-US&spectrum=true:171:97)
at Function.each (https://jira.services.kambi.com/s/e52a70ce44d1f41d42cbed2e1418991c-CDN/-qmdztk/712002/a7f1e608ea4e68a01c2ee65f864d467d/3ea23cdeead70fbb915b7e17c50e42c1/_/download/contextbatch/js/_super/batch.js?locale=en-US&spectrum=true:60:35)
at init.domManip (https://jira.services.kambi.com/s/e52a70ce44d1f41d42cbed2e1418991c-CDN/-qmdztk/712002/a7f1e608ea4e68a01c2ee65f864d467d/3ea23cdeead70fbb915b7e17c50e42c1/_/download/contextbatch/js/_super/batch.js?locale=en-US&spectrum=true:170:502)
at init.append (https://jira.services.kambi.com/s/e52a70ce44d1f41d42cbed2e1418991c-CDN/-qmdztk/712002/a7f1e608ea4e68a01c2ee65f864d467d/3ea23cdeead70fbb915b7e17c50e42c1/_/download/contextbatch/js/_super/batch.js?locale=en-US&spectrum=true:165:77)
at init.a.fn.(anonymous function) (https://jira.services.kambi.com/s/170dd6600a4416227f8f47fb5b07b40c-CDN/-qmdztk/712002/a7f1e608ea4e68a01c2ee65f864d467d/e4df01842a32111f9e1b658185fc0426/_/download/contextbatch/js/greenhopper-rapid-non-gadget,atl.general,gh-rapid,jira.general,jira.project.sidebar,com.atlassian.jira.projects.sidebar.init,jira.global,-_super/batch.js?agile_global_admin_condition=true&baseurl-check-resources=true&hc-enabled=true&healthcheck-resources=true&is-server-instance=true&is-system-admin=true&jag=true&jaguser=true&jcap=true&locale=en-US&nps-acknowledged=true&nps-not-opted-out=true&richediton=true&spectrum=true&whisper-enabled=true:856:1467)
at init.e.fn.(anonymous function) [as append] (https://jira.services.kambi.com/s/170dd6600a4416227f8f47fb5b07b40c-CDN/-qmdztk/712002/a7f1e608ea4e68a01c2ee65f864d467d/e4df01842a32111f9e1b658185fc0426/_/download/contextbatch/js/greenhopper-rapid-non-gadget,atl.general,gh-rapid,jira.general,jira.project.sidebar,com.atlassian.jira.projects.sidebar.init,jira.global,-_super/batch.js?agile_global_admin_condition=true&baseurl-check-resources=true&hc-enabled=true&healthcheck-resources=true&is-server-instance=true&is-system-admin=true&jag=true&jaguser=true&jcap=true&locale=en-US&nps-acknowledged=true&nps-not-opted-out=true&richediton=true&spectrum=true&whisper-enabled=true:860:6731)

[Marc Jason Mutuc · Accepted solution]

*** FIXED ***

Do the following query (I didn't have access so I asked another person to do this.

select * from fieldlayoutitem where description like '%<script%' OR description like '%<SCRIPT%';

Found the field with scripts, removed the script and the error went away.