Getting "The uploaded file isn't a valid Web Connect file" uploading from the bank. It seems the problem is <CHECKNUM> tag in a transaction. Anyone else seen this?

Hi, Pablo.

We appreciate you for sharing your insights and detailing the troubleshooting steps you’ve taken to resolve the error you encountered while uploading a .QBO file into QuickBooks Online (QBO).

To gain more clarity and assistance in resolving this, we recommend reaching out to our Live Support Team. They can help investigate whether this issue is related to the specific OFX tags in the .QBO file, provide potential solutions, or if further adjustments are needed for compatibility.

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Feel free to add a reply below if you have further concerns.