Pranav Gupta

You can that do by making "**Outline Level**" same for all these columns, e.g. `$spreadsheet->getActiveSheet() ->getColumnDimension ('A') ->setOutlineLevel(1) ->setVisible(false) ->setCollapsed(true);` `$spreadsheet->getActiveSheet() ->getColumnDimension ('B') ->setOutlineLevel(1) ->setVisible(false) ->setCollapsed(true);` `$spreadsheet->getActiveSheet() ->getColumnDimension ('C') ->setOutlineLevel(1)...

I also had this issue and found a fix for that, just add below code in app.js ``` app.use('/book-create', express.static(path.join(__dirname, 'dist'))); app.use('/book-details/:id', express.static(path.join(__dirname, 'dist'))); app.use('/book-edit/:id', express.static(path.join(__dirname, 'dist'))); ``` after this...

I didn't find any solution for this bug and there are other bugs too in this particular plugin for Bootstrap 5, so I switched to another plugin for dropdowns, which...