Trello's Slack Alert dialog is goes blank
Asked by Robert B_ Hanviriyapunt:

I'm getting the following error in the browser console when selecting a channel in the Slack Alert setup dialog:

jquery.js:4334 Error while parsing the 'sandbox' attribute: 'allow-storage-access-by-user-activation' is an invalid sandbox flag.  
ie @ jquery.js:4334  
je @ jquery.js:5232  
append @ jquery.js:5425  
renderOnce @ plugin-chrome-view.js:74  
i.render @ view.js:87  
open @ plugin-modal.js:87  
modal @ plugin-handlers.js:750  
(anonymous) @ plugin-handlers.js:166  
(anonymous) @ index.esm.js:176  
c @ bluebird.js:4594  
t.attempt.t.try @ bluebird.js:2034  
value @ index.esm.js:171  
value @ index.esm.js:108  
(anonymous) @ index.esm.js:119  
value @ index.esm.js:118  
listener @ index.esm.js:139  
onloadwff.js:71 Failure with checking formfill: TypeError: Cannot read properties of null (reading 'aid') ln: undefined  
dsn.ts:12 \[Violation\] 'setTimeout' handler took 52ms  
2onloadwff.js:71 Failure with checking formfill: TypeError: Cannot read properties of null (reading 'aid') ln: undefined  
instrument.ts:129 ReferenceError: MenuPlacer is not defined  
at Object.M (extends.js:16)  
at r.value (Select-dbb12e54.esm.js:2503)  
at r.value (Select-dbb12e54.esm.js:2648)  
at Jo (react-dom.production.min.js:181)  
at Xo (react-dom.production.min.js:180)  
at Ml (react-dom.production.min.js:261)  
at ks (react-dom.production.min.js:230)  
at bs (react-dom.production.min.js:229)  
at ds (react-dom.production.min.js:223)  
at react-dom.production.min.js:121  
at i.register.e.exports.unstable_runWithPriority (scheduler.production.min.js:18)  
at Ka (react-dom.production.min.js:120)  
at Xa (react-dom.production.min.js:121)  
at qa (react-dom.production.min.js:120)  
at le (react-dom.production.min.js:285)  
at On (react-dom.production.min.js:82)  
at HTMLDocument.o (helpers.ts:87)  
(anonymous) @ instrument.ts:129  
ml @ react-dom.production.min.js:196  
Cl.n.callback @ react-dom.production.min.js:210  
_i @ react-dom.production.min.js:131  
xi @ react-dom.production.min.js:131  
Es @ react-dom.production.min.js:252  
i.register.e.exports.unstable_runWithPriority @ scheduler.production.min.js:18  
Ka @ react-dom.production.min.js:120  
Ss @ react-dom.production.min.js:244  
ds @ react-dom.production.min.js:223  
(anonymous) @ react-dom.production.min.js:121  
i.register.e.exports.unstable_runWithPriority @ scheduler.production.min.js:18  
Ka @ react-dom.production.min.js:120  
Xa @ react-dom.production.min.js:121  
qa @ react-dom.production.min.js:120  
le @ react-dom.production.min.js:285  
On @ react-dom.production.min.js:82  
o @ helpers.ts:87  
helpers.ts:88 Uncaught ReferenceError: MenuPlacer is not defined  
at Object.M (extends.js:16)  
at r.value (Select-dbb12e54.esm.js:2503)  
at r.value (Select-dbb12e54.esm.js:2648)  
at Jo (react-dom.production.min.js:181)  
at Xo (react-dom.production.min.js:180)  
at Ml (react-dom.production.min.js:261)  
at ks (react-dom.production.min.js:230)  
at bs (react-dom.production.min.js:229)  
at ds (react-dom.production.min.js:223)  
at react-dom.production.min.js:121  
at i.register.e.exports.unstable_runWithPriority (scheduler.production.min.js:18)  
at Ka (react-dom.production.min.js:120)  
at Xa (react-dom.production.min.js:121)  
at qa (react-dom.production.min.js:120)  
at le (react-dom.production.min.js:285)  
at On (react-dom.production.min.js:82)  
at HTMLDocument.o (helpers.ts:87)  
(anonymous) @ extends.js:16  
value @ Select-dbb12e54.esm.js:2503  
value @ Select-dbb12e54.esm.js:2648  
Jo @ react-dom.production.min.js:181  
Xo @ react-dom.production.min.js:180  
Ml @ react-dom.production.min.js:261  
ks @ react-dom.production.min.js:230  
bs @ react-dom.production.min.js:229  
ds @ react-dom.production.min.js:223  
(anonymous) @ react-dom.production.min.js:121  
i.register.e.exports.unstable_runWithPriority @ scheduler.production.min.js:18  
Ka @ react-dom.production.min.js:120  
Xa @ react-dom.production.min.js:121  
qa @ react-dom.production.min.js:120  
le @ react-dom.production.min.js:285  
On @ react-dom.production.min.js:82  
o @ helpers.ts:87  
onloadwff.js:71 Failure with checking formfill: TypeError: Cannot read properties of null (reading 'aid') ln: undefined


Answers:
author: Kevin Trowbridge
body: I have the same problem! Thanks


Tags: slack