MathRegion Critical Error on DEL key action

MathRegion Critical Error on DEL key action - Messages

#1 Posted: 1/13/2022 2:39:53 PM
Igor Skarine

Igor Skarine

14 likes in 97 posts.

Group: User

Eventually I have caught a bug that bothered me in a few latest versions of Smath.

critical_bug.sm (3 KiB) downloaded 71 time(s).


Try to delete the first number "4" in front of the ratio.

Step 1: Select it with the cursor.


Show Spoiler



Step 2: Press "Del", the "4" turns into a black square.

Show Spoiler



Step 3: Press "Del" once again. SM pops on "Critical error".

Show Spoiler

1 users liked this post
Davide Carpi 1/14/2022 4:08:00 AM
#2 Posted: 1/13/2022 6:06:39 PM
Igor Skarine

Igor Skarine

14 likes in 97 posts.

Group: User

Jean,
It can't be doctored, it is not a calculation issue.
Smath Studio crashes at the moment you push "DEL" key to delete this number "4" or whatever else there.
#3 Posted: 1/13/2022 7:31:57 PM
churichuro

churichuro

28 likes in 79 posts.

Group: User

I confirm the error
#4 Posted: 1/13/2022 10:05:45 PM
Вячеслав Мезенцев

Вячеслав Мезенцев

1402 likes in 1708 posts.

Group: Moderator

Confirmed. I also came across it, but I didn't investigate it. SMath Studio 0.99.7921.69.
Russia ☭ forever, Viacheslav N. Mezentsev
#5 Posted: 1/14/2022 1:54:58 AM
overlord

overlord

554 likes in 1333 posts.

Group: Moderator

confirmed under linux.
same behavior.
#6 Posted: 1/14/2022 5:59:07 AM
Davide Carpi

Davide Carpi

1417 likes in 2873 posts.

Group: Moderator

Thank you, confirmed

System.IndexOutOfRangeException: Index out of matrix bounds.
   in SMath.Controls.MathPainter.PrepareForPaint(MathRegion region, PaintContext ctx, Term[] input, MathAnswer answer, Term[] units, Boolean inputDataVisibility, Int32 currentTermIdx, FontInfo font, Boolean focused, Single& middleLine, Single& baseLine)
   in SMath.Controls.MathRegion.(IGraphics , PaintEventOptions )
   in SMath.Controls.MathRegion.OnCommandSend(String value)
   in SMath.Controls.WorksheetEditor.(RegionBase , String )
   in SMath.Controls.WorksheetEditor.InsertManager(String value)
   in SMath.Controls.Worksheet.Insert(String value)
   in SMath.Controls.WorksheetEditor.KeyDown(KeyEventOptions e)
   in SMath.UI.Accessories.DesktopWorksheet.OnKeyDown(KeyEventArgs e)
   in System.Windows.Forms.Control.ProcessKeyEventArgs(Message& m)
   in System.Windows.Forms.Control.WmKeyChar(Message& m)
   in System.Windows.Forms.Control.WndProc(Message& m)
   in System.Windows.Forms.NativeWindow.Callback(IntPtr hWnd, Int32 msg, IntPtr wparam, IntPtr lparam)
If you like my plugins please consider to support the program buying a license; for personal contributions to me: paypal.me/dcprojects
#7 Posted: 1/14/2022 10:59:14 AM
overlord

overlord

554 likes in 1333 posts.

Group: Moderator

Wrote

Wrote

Eventually I have caught a bug that bothered me in a few latest versions of Smath.


... end of it !


It didn't surprise me that Jean couldn't understand what the bug is.
1 users liked this post
Alvaro Diaz Falconi 1/14/2022 12:39:00 PM
#8 Posted: 1/14/2022 11:32:56 AM
Вячеслав Мезенцев

Вячеслав Мезенцев

1402 likes in 1708 posts.

Group: Moderator

Jean, what you're trying to do here is destructive. You prevent users from helping developers improve the program, that is, you bring harm. You don't have to do that. This is not good.
Russia ☭ forever, Viacheslav N. Mezentsev
6 users liked this post
Oscar Campo 5/17/2022 12:41:00 PM, churichuro 1/14/2022 2:38:00 PM, sergio 1/14/2022 3:05:00 PM, overlord 1/14/2022 11:57:00 AM, Alvaro Diaz Falconi 1/14/2022 12:39:00 PM, fedeghi 1/14/2022 4:43:00 PM
#9 Posted: 1/14/2022 2:17:41 PM
Вячеслав Мезенцев

Вячеслав Мезенцев

1402 likes in 1708 posts.

Group: Moderator

Jean, in the exUSSR there was such a norm as forced rest. People who worked hard were forced to rest in a sanatorium. And their leaders, who allowed this, were punished. I think you need to go to a sanatorium and temporarily stop working here. I don't want to be punished and I can give you a rest.
Russia ☭ forever, Viacheslav N. Mezentsev
4 users liked this post
NDTM Amarasekera 1/14/2022 10:41:00 PM, fedeghi 1/14/2022 4:43:00 PM, overlord 1/14/2022 2:23:00 PM, Alvaro Diaz Falconi 1/14/2022 3:55:00 PM
#10 Posted: 1/14/2022 4:04:25 PM
overlord

overlord

554 likes in 1333 posts.

Group: Moderator

Wrote

Basically up to SS 6179, Smath is an equation editor
working similar to Mathcad 11 and earlier, including program.
AFAIK, an option for script style [typical Kalkulator ...]
will manage the critical error demo bug.
Is it possible to combine both: part script style & equation editor ?
As well as accommodate both styles in program ?
Cheers ... Jean.


And yet another useless not related post again.
Unbelievable. Wow, just wow.
Such ignorance, such obstinate, such thick head...
I am out of speech right now.
3 users liked this post
fedeghi 1/14/2022 4:45:00 PM, NDTM Amarasekera 1/14/2022 10:42:00 PM, Oscar Campo 5/17/2022 12:40:00 PM
#11 Posted: 5/16/2022 12:06:43 PM
Igor Skarine

Igor Skarine

14 likes in 97 posts.

Group: User

Unfortunately,
The "Critical Error on Del key action" was not fixed yet in the latest stable version.
Try to delete "g" by using DEL key.
oldbug.sm (2 KiB) downloaded 65 time(s).
#12 Posted: 5/17/2022 8:38:34 PM
Andrey Ivashov

Andrey Ivashov

2270 likes in 3734 posts.

Group: Super Administrator

Ok, will check asap.
1 users liked this post
Davide Carpi 5/18/2022 4:42:00 AM
#13 Posted: 6/16/2022 8:29:35 PM
⚜ Kenny Lemens, P.E. ᵂᴵ

⚜ Kenny Lemens, P.E. ᵂᴵ

74 likes in 164 posts.

Group: User

Greetings!

I can also confirm the existence of this issue ( "v0.99.7921.69" ). Upon investigation, I have (2) items:

  1) The program does not actually 'crash', the program is still running. Thus: you can recover from this bug without losing all your work!
      a) To recover from this error:
            1) On the " Unhandled exception has occurred ... Index was outside the bounds of the array" popup error message, Click on the button: 「Continue」
            2) 'UNDO' your last action, either via the menu bar: 「Edit」 -> 「 Undo」 or via keypress 「Ctrl」 + 「Z」
            3) Repeat steps #1 and #2 until you achieve a successful 'undo'.

  2) The elements of this error seem to require a grouping operator (e.g., Absolute Value, Parenthesis, Determinant, Square Root, Matrix) that is paired with a fraction/division operation, prepend this with a multiplication statement and you can duplicate the error. See screen capture below:


Below are a few statements I compiled; performing the double-delete on the integer '6' will throw the same error:
  doubleDEL_error.jpg


-Kenny Lemens, P.E.
"No matter where you go, there you are." -Buckaroo BanzaiHotkeys: https://en.smath.com/forum/resource.ashx?a=45771&b=2
1 users liked this post
#14 Posted: 6/23/2022 11:31:02 AM
⚜ Kenny Lemens, P.E. ᵂᴵ

⚜ Kenny Lemens, P.E. ᵂᴵ

74 likes in 164 posts.

Group: User

Greetings,

I found another configuration that can trigger this error; if you declare/evaluate a variable, and then try to multiply that entire set: you get a syntax error. Now if you attempt to correct the statement by using the [DEL] to remove the evaluation, the error gets thrown (as shown below):

   [SMath]Critical_Error_Occured.jpg

The work around would be to use the [Backspace] to delete/correct the equation, or to copy/paste the terms into a new statement without syntax errors.


-Kenny Lemens, P.E.
"No matter where you go, there you are." -Buckaroo BanzaiHotkeys: https://en.smath.com/forum/resource.ashx?a=45771&b=2
1 users liked this post
Davide Carpi 6/23/2022 2:21:00 PM
#15 Posted: 7/22/2022 5:33:42 PM
Andrey Ivashov

Andrey Ivashov

2270 likes in 3734 posts.

Group: Super Administrator

Finally fixed in version 1.0.8238.
3 users liked this post
⚜ Kenny Lemens, P.E. ᵂᴵ 7/22/2022 5:41:00 PM, João Felipe Seráfico Melo 7/22/2022 6:02:00 PM, sergio 7/23/2022 5:37:00 AM
#16 Posted: 4/13/2023 10:40:14 AM
salmawisoky

salmawisoky

0 likes in 2 posts.

Group: User

Wrote

Greetings,

I found another configuration that can trigger this error; if you declare/evaluate a variable, and then try to multiply that entire set: you get a syntax error. Now if you attempt to correct the Candy Crush statement by using the [DEL] to remove the evaluation, the error gets thrown (as shown below):

   [SMath]Critical_Error_Occured.jpg

The work around would be to use the [Backspace] to delete/correct the equation, or to copy/paste the terms into a new statement without syntax errors.


-Kenny Lemens, P.E.



I tried that .... still get the error
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