Details for the issue

What did you do?

I open a well working db, right click on table and tap modify, or open modify via menu. Immediately tap Cancel. Error pops up.

What did you expect to see?

No error...

What did you see instead?

Useful extra information

The info below often helps, please fill it out if you're able to. :)

What operating system are you using?

• Windows: ( version: 10 )
• Linux: ( distro: ___ )
• Mac OS: ( version: ___ )
• Other: ___

What is your DB4S version?

• 3.10.1
• 3.10.0
• 3.9.1
• Other: Nightly
  Version 3.10.99 (Sep 27 2018)
  Qt Version 5.8.0
  SQLite Version 3.25.1

Did you also

• Try out the latest nightly version: https://github.com/sqlitebrowser/sqlitebrowser#nightly-builds
• Search for an existing similar issue: https://github.com/sqlitebrowser/sqlitebrowser/issues?utf8=%E2%9C%93&q=is%3Aissue%20