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Exception in chartfx painting code


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I'm getting a null reference exception when I start my application which

uses ChartFX.

I do not get it every time.

Here is the stack trace. Do you have any idea what I should look for to

track this problem down?

I was told to apply hotfix 1327 but it does not seem to help.

The probem does not seem to have an easily reproducible case but happens

frequently.

************** Exception Text **************

System.NullReferenceException: Object reference not set to an instance of an

object.

at SoftwareFX.ChartFX.DataArray.get_Item(Int32 index)

at SoftwareFX.ChartFX.17.BeginLoop()

at SoftwareFX.ChartFX.0X.G8(17 1H0, Boolean 1H1, Int32 1H2, Int32 1H3,

Point& 1H4, Object& 1H5)

at SoftwareFX.ChartFX.0X.G9(Int32 1H6, Int32 1H7, Object& 1H8)

at SoftwareFX.ChartFX.0X.3N(Point 1GA, String& 1GB)

at SoftwareFX.ChartFX.K.4J(Object 0RP, EventArgs 0RQ)

at System.Windows.Forms.Timer.OnTick(EventArgs e)

at System.Windows.Forms.Timer.DebuggableCallback(IntPtr hWnd, Int32 msg,

IntPtr idEvent, IntPtr dwTime)

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Are you sure you are using the latest service pack (1353) ?

Is this happening inside the browser ? Do you have multiple charts showing

at the same time ?

Please check the actual version that you are running. To easily check this

do "ctrl-alt-shift double-click" on the chart, the version number should

appear at the bottom-right corner.

--

FP

Software FX, Inc.

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I'm using 1327.  Sometimes I do have more than one chart running in the view

at the same time.

"SoftwareFX Support" <support@softwarefx.com> wrote in message

news:83OCFzsfDHA.3600@WEBSERVER1...

> Are you sure you are using the latest service pack (1353) ?

>

> Is this happening inside the browser ? Do you have multiple charts showing

> at the same time ?

>

> Please check the actual version that you are running. To easily check this

> do "ctrl-alt-shift double-click" on the chart, the version number should

> appear at the bottom-right corner.

>

> --

> FP

> Software FX, Inc.

>

>

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I believe what you have is a hotfix. Can you please download the latest

version from our support site (1353) and try.

The problem might have been fixed. The stack trace is the same as for a BUG

that we recently fixed.

If not, we are going to need some sort of repro case, a chart file or a

program and a procedure to follow to reproduce the crash.

--

FP

Software FX, Inc.

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