Error: Assertion: converted string to double failed at...
This error occurs when opening a project file:
"Assertion: converted string to double failed at line ...."
A view in the project has a scale so small that it can not be accommodated by the hardware's precision capabilities.
Solution or Workaround
- Open the APR file in text editor such as Notepad or WordPad
- Search and replace all occurrences of the text "NaN" or "NaNQ" with 0.000000000
- Save the file with a new name. This new project should open in ArcView.