Hubert,
Hubert Felber wrote:
>
> With submitting PDF forms from a web browser, I sporadically have the
> following error:
>
> Caused by: java.io.IOException: FDF header signature not found.
>
> [...]
>
> It is difficult to reproduce, sometime (most time) it works, but sometimes
> it fails. In the browser, the form looks fine, the fields can be edited.
> Something must happen on the post. If it fails, I can press the back
> button and submit again —--- and then it works.
>
> [...]
>
> try {
> wf.submitPDFForm(wfId, sid, baos.toByteArray());
> ....
>
Have you considered dumping baos.toByteArray() to an unique file whenever
that exception occurs and inspect what actually has been submitted to your
web application?
Regards, Michael.
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