General AppxODBC recovery

Recommended recovery procedure for difficult-to-debug AppxODBC errors:

Uninstall/Re-install AppxODBC.

1) In Control Panel > Administrative Tools > Data Sources(ODBC) >
         System DSN tab => Remove the AppxODBC record. 1) Uninstall AppxODBC.
2) If 'C:\appx.env' exists, delete or rename it.
3) Delete appxodbc directory tree (which contains the 'appx.dbs' tree).
4) Search for and delete appxodbc.dll and appxsetp.dll.
5) Reboot.
6) Reinstall AppxODBC from a downloaded AppxODBC installation package.

Test AppxODBC with WinSQL, see FAQ at

https://faq.appx.com/faq/cache/232.html

for information on the WinSql tool.

WinSQL: APPX ODBC debug utility. “item 86”