The error may also say This Module instead of frmTreeView
This is related to the Microsoft Security Update MS12-027.
Delete “.EXD” files in the local drive, C:\
- Open the command prompt
- Navigate to Documents and Settings (or Users on Windows 7)
C:\Documents and Settings> del/S/A:H/A:-H *.EXD (and press enter key)
Depending on your operating system this may be
C:\Users> del/S/A:H/A:-H *.EXD (and press enter key)
Check to see if this has fixed the issue.
If not upgrade to the latest version of the Report Wizard/ Data Wizard.
If the error occurs contact email@example.com