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Canvas Does Not Allow Drawing

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by jandekkers » 08 Dec 2014 20:57

Having released our Portal a few weeks ago we are getting complains that certain forms are not accessable after a few days or weeks (depending on the trafic)

The error the user gets is: Canvas Does Not Allow Drawing

We don't draw on any canvas ourself, is there a known problem with one of the prior versions which a newer version will resolve ?

Jan
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by Alexander Bulei » 09 Dec 2014 10:40

Hi jandekkers,

Can you provide us more information about the issue, like screenshot of javascript stack?

Best Regards.
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by etwoss » 19 Jul 2017 11:11

Hi Alexandre

We have one customer (not running on our ASP environemt) whi gets this error also on opening a form.
Any idea what it could mean?

E#ric
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by Alexander Bulei » 24 Jul 2017 09:58

Hi Eric,

I've requested additional information from jandekkers, but unfortunately I didn't got it.

So, can you provide me more information about the problem?

Best Regards.
Group: Developers | Support Team

  • info [at] cgdevtools.com - General information
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by etwoss » 25 Jul 2017 15:11

Hi Alexandre

We have it with just 1 customer, this customers run our application on their own server on which we may not login.
We get the error immediately when a form is openen, could it have something to di with imgusercach priviliges?

Eric
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by Alexander Bulei » 25 Jul 2017 15:39

Hi Eric,

Tell him, to try open the delphi with admin right...
Anyway, we need more information like delphi/intraweb/cgdevtools versions, operating system & component list on form (dfm)..

Best Regards.
Group: Developers | Support Team

  • info [at] cgdevtools.com - General information
  • sales [at] cgdevtools.com - Sales department
  • support [at] cgdevtools.com - Product and Technical Support
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Alexander Bulei
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by etwoss » 28 Jul 2017 14:40

Hi

It looks like security issue on folders

Eric
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