DOCUMENT:Q272400 11-JAN-2001 [vbwin] TITLE :BUG: Application Error Returns Resized Array to Event Procedure PRODUCT :Microsoft Visual Basic for Windows PROD/VER::6.0 OPER/SYS: KEYWORDS:kbCmnCtrls kbCtrl kbMonthCalCtrl kbVBp600bug kbGrpDSVB kbDSupport ====================================================================== ------------------------------------------------------------------------------- The information in this article applies to: - Microsoft Visual Basic Professional Edition for Windows, version 6.0 - Microsoft Visual Basic Enterprise Edition for Windows, version 6.0 ------------------------------------------------------------------------------- SYMPTOMS ======== When you attempt to assign the return value of a function to an event procedure array argument, an Application Error occurs if the function returns an array that is not the same size as the array argument in the event procedure. RESOLUTION ========== To work around this behavior: - a temporary array can be used as the return for the function and the array argument can be resized in the event procedure. -or- - the array in the function can be re-dimensioned to the same size as the array in the event procedure. STATUS ====== Microsoft has confirmed this to be a bug in the Microsoft products listed at the beginning of this article. MORE INFORMATION ================ Steps to Reproduce Behavior --------------------------- 1. Start a new Visual Basic Standard EXE project. Form1 is created by default. 2. On the Project menu, select Components. In the Components dialog box, select the Microsoft Windows Common Controls-2 6.0 component, and then click OK. 3. Add a MonthView control to Form1. 4. Add the following code to the General Declarations section of Form1: Private Sub MonthView1_GetDayBold(ByVal StartDate As Date, ByVal Count As Integer, State() As Boolean) State = ChangeArray(UBound(State)) End Sub Function ChangeArray(UpperBound As Integer) Dim aryNew() As Boolean 'Uncomment the following line to examine a workaround. 'ReDim aryNew(UpperBound) As Boolean ChangeArray = aryNew End Function 5. Press the F5 key to run the program and note that an Application Error occurs. Additional query words: ====================================================================== Keywords : kbCmnCtrls kbCtrl kbMonthCalCtrl kbVBp600bug kbGrpDSVB kbDSupport Technology : kbVBSearch kbAudDeveloper kbZNotKeyword6 kbZNotKeyword2 kbVB600Search kbVBA600 kbVB600 Version : :6.0 Issue type : kbbug Solution Type : kbpending ============================================================================= THE INFORMATION PROVIDED IN THE MICROSOFT KNOWLEDGE BASE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. MICROSOFT DISCLAIMS ALL WARRANTIES, EITHER EXPRESS OR IMPLIED, INCLUDING THE WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL MICROSOFT CORPORATION OR ITS SUPPLIERS BE LIABLE FOR ANY DAMAGES WHATSOEVER INCLUDING DIRECT, INDIRECT, INCIDENTAL, CONSEQUENTIAL, LOSS OF BUSINESS PROFITS OR SPECIAL DAMAGES, EVEN IF MICROSOFT CORPORATION OR ITS SUPPLIERS HAVE BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. SOME STATES DO NOT ALLOW THE EXCLUSION OR LIMITATION OF LIABILITY FOR CONSEQUENTIAL OR INCIDENTAL DAMAGES SO THE FOREGOING LIMITATION MAY NOT APPLY. Copyright Microsoft Corporation 2001.