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Q168056: FIX: Mismatched pushjmp/popjmp Call Error and VFP Closes

Article: Q168056
Product(s): Microsoft FoxPro
Version(s): 5.0 5.0a
Operating System(s): 
Keyword(s): kbvfp kbvfp500bugkbbuglist
Last Modified: 23-MAR-2000

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The information in this article applies to:

- Microsoft Visual FoxPro for Windows, versions 5.0, 5.0a 
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SYMPTOMS
========

When attempting to create a new remote connection that has the same name as an
existing remote connection within a database container (DBC), the following
error will occur after choosing cancel in the Connection Designer Dialog box:

  ! Mismatched pushjmp/popjmp call.

After this error occurs, Visual FoxPro will close.

STATUS
======

Microsoft has confirmed this to be a bug in the Microsoft products listed at the
beginning of this article. This has been corrected in Visual FoxPro 6.0.

MORE INFORMATION
================

Steps to Reproduce Behavior
---------------------------

1. Issue the command SET SAFETY ON.

2. Select New from the File menu.

3. Select Project and choose New File. Accept the default name, proj1, and
  choose Save.

4. Expand the Data folder and select Databases. Choose Add, and add the database
  \SAMPLES\DATA\TESTDATA.DBC.

5. Expand the testdata folder and select Connections. Choose New.

6. In the Connection Designer dialog box, select the Close (X) button from the
  upper-right corner.

7. In the "Do you want to save " dialog box, accept the offered default of
  "connect1" and choose Yes.

8. Select Remote Views and choose New.

9. In the Select Connection dialog box, choose New.

10. In the Connection Designer dialog box, choose OK.

11. In the Save dialog box, change the suggested name to the name of an existing
  connection, such as connect1, and choose OK. (NOTE: If SET SAFETY OFF is in
  effect, then the following steps will not occur.)

12. In the "Connect1 already exists, overwrite it?" dialog box, choose No.

13. In the Connection Designer dialog box that you are returned to, choose
  Cancel.

14. Choose OK when you receive the "! Mismatched pushjmp/popjmp call." error.
  Visual FoxPro will close.

(c) Microsoft Corporation 1997, All Rights Reserved.
Contributions by Perry Newton, Microsoft Corporation


Additional query words: kbvfp600fix

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Keywords          : kbvfp kbvfp500bug kbbuglist
Technology        : kbVFPsearch kbAudDeveloper kbVFP500 kbVFP500a
Version           : 5.0 5.0a
Issue type        : kbbug
Solution Type     : kbfix kbpending

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