Crashes TypeError: Cannot read properties of null looking at search-full-store #561

mashlib.js:171608 errorMessageBlock: TypeError: Cannot read properties of null (reading 'length') at: TypeError: Cannot read properties of null (reading 'length')
at webpack_modules.../solid-panes/node_modules/solid-ui/lib/widgets/forms.js._fieldFunction.field. (https://timbl.com/timbl/Automation/Library/Mashup/mashlib.js:172564:57)
at webpack_modules.../solid-panes/node_modules/solid-ui/lib/widgets/forms.js._fieldFunction.field.._fieldFunction.field. (https://timbl.com/timbl/Automation/Library/Mashup/mashlib.js:171824:21)
at renderItem (https://timbl.com/timbl/Automation/Library/Mashup/mashlib.js:172121:20)
at Object.syncTableToArrayReOrdered (https://timbl.com/timbl/Automation/Library/Mashup/mashlib.js:169203:20)
at refresh (https://timbl.com/timbl/Automation/Library/Mashup/mashlib.js:172312:11)

in src/widgets/forms.js

const dataSource = kb.any(form, ui('search-full-store')).length ? null : dataDoc // optional