Hitting backspace key in data browser crashes dashboard

[mtrezza]

New Issue Checklist

• [x] I am not disclosing a vulnerability.
• [x] I am not just asking a question.
• [x] I have searched through existing issues.
• [x] I can reproduce the issue with the latest versions of Parse Server and Parse Dashboard.

Issue Description

Hitting backspace key in data browser crashes dashboard

with error:

[Error] TypeError: undefined is not an object (evaluating 'this.props.value._previousSave')
value — dashboard.bundle.js:104940:115

at line:

if (this.props.value !== e.value && (this.renderCellContent(), null === (t = this.props.value._previousSave) || void 0 === t || null === (n = t.then((function() {

Bug introduced by https://github.com/parse-community/parse-dashboard/pull/2422.

Steps to reproduce

1. Open data browser
2. Select deletable field
3. Hit backspace key

Actual Outcome

Error thrown, window goes blank.

Expected Outcome

Delete field value.

Environment

Dashboard

• Parse Dashboard version: 5.2.0-alpha.11

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[mtrezza]

@patelmilanun Maybe you have time to take a quick look at this; the bug has been introduced by https://github.com/parse-community/parse-dashboard/pull/2422, and maybe it's quickest for you to look at this since you worked on the code recently. Thanks!

[parseplatformorg]

🎉 This change has been released in version 5.2.0-alpha.14

[parseplatformorg]

🎉 This change has been released in version 5.2.0-beta.2

[parseplatformorg]

🎉 This change has been released in version 5.2.0