Bug #76153 Unexpected error: object reference not set to an instance of an object
Submitted: 4 Mar 2015 21:21 Modified: 20 Mar 2018 20:46
Reporter: John Krieger Email Updates:
Status: Closed Impact on me:
Category:MySQL Workbench Severity:S3 (Non-critical)
Version:, 6.2.5 OS:Microsoft Windows (7)
Assigned to: CPU Architecture:Any

[4 Mar 2015 21:21] John Krieger
Attempted to delete an existing connection, dialog appeared after clicking delete button in Manage connections. Connection deleted was first in the list.

How to repeat:
open workbench
go to Database > Manage connections
click on first connection in left-hand list
click on delete button
error dialog appears
[5 Mar 2015 9:00] Umesh Shastry
Hello John Krieger,

Thank you for the report.

[5 Mar 2015 9:01] Umesh Shastry

Attachment: 76153.png (image/png, text), 143.14 KiB.

[20 Mar 2018 20:46] Christine Cole
Posted by developer:
Fixed as of the upcoming MySQL Workbench 8.0.11 release, and here's the changelog entry:

An error message was displayed when the delete operation was performed on
an existing connection in the Manage Server Connections window.

Thank you for the bug report.