EzCheckPrinting  can work with QuickBooks online version. To print checks from QuickBooks online version on blank stock via ezCheckPrinting virtual printer, you need to have ADOBE reader or Adobe compatible PDF reader installed. If you print check with Chrome PDF printer, you may see this error.

1) Please make sure you have ADOBE reader installed
2) Please make sure ADOBE reader is the default one.

You can learn more from this article
http://www.halfpricesoft...line-checks-printing.asp 

If you still see this problem, please feel free to contact us from our support page
http://www.halfpricesoft.com/support.asp 


We are glad to assist you.

Thanks,

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I have used ezCheckPrinting virtual printer with QuickBooks offline version for two years. It works with no problem. I am trying to print check from quickbooks online today but it is not printing, "index was outside the bounds of the array"

Please tell me if your software can print checks for quickbooks online version or no.