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We're happy to take a look, but as per the forum rules, please link to a test case - a test case that replicates the issue will ensure you'll get a quick and accurate response. Information on how to create a test case (if you aren't able to link to the page you are working on) is available here. Cheers, Colin

Do you mean how to do you call draw()? It's simply that: table.draw(); in your button's event handler. Allan

The dom option is a Datatables initialization option. It replaces what you have on line 4 of your first code snippet. This might be in site.js if that is where the Datatables init code resides. Kevin

I solved the issue. thanks @allan :smile:

There are loads of other threads on this topic. For example: 1 2 The other threads have more details, but basically the default pdfmake font file doesn't include the full set of UTF8 characters. You need a font file that does include the characters you want. Allan

Thank you! I was able to find the issue, which was some style overrides we had in our main application.css stylesheet. I was able to remove the extra sort arrows as a result. Thanks for your help!

Thank you, Kevin. Good idea

Thanks so much

Thanks very much.

This thread applies CSS to put the arrow on the left of the column - that may help give you some clues, Colin