Cannot read properties of null (reading 'match')

[codebg]

Uncaught TypeError: Cannot read properties of null (reading 'match')
    at ae.syncValue (app.js?_dc=20220427150342:90576:27)
    at ae.getValue (app.js?_dc=20220427150342:90601:19)
    at ae.isDirty (app.js?_dc=20220427150342:77219:48)
    at app.js?_dc=20220427150342:79438:26
    at ae.findBy (app.js?_dc=20220427150342:21184:23)
    at ae.isDirty (app.js?_dc=20220427150342:79437:39)
    at ae.checkDirty (app.js?_dc=20220427150342:79455:22)
    at s (app.js?_dc=20220427150342:9186:15)
    at app.js?_dc=20220427150342:3298:30
    at app.js?_dc=20220427150342:3379:25