Not able to delete a tab

AnTul 10 лет назад обновлен Alex Jenter 9 лет назад 3
The latest version. Do not give delete tabs. SQL error 19. 
На рассмотрении
Thanks for the report!
Most probably your database is corrupted. Please export it to XML, create a new notebook, and import the XML into it. After that deleting a tab will become possible.

About not remembering position: please report in a separate ticket. Thanks!

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