Can't load library: c:\program files\infozoom\izmjniado.dll IN cf11 Data source setup

Hi

we cf 11 enterprise  64 bit installed at window 2008 R2 SP1. try to setup data source for ms. access. getting following error :-

• Connection verification failed for data source: SARSINFO
  com.inzoom.jdbcado.JdbcAdoException: could not load izmjniado.dll Can't load library: c:\program files\infozoom\izmjniado.dll
  The root cause was that: com.inzoom.jdbcado.JdbcAdoException: could not load izmjniado.dll Can't load library: c:\program files\infozoom\izmjniado.dll

When we installed at 32 bit machine, it work.

Pls.help.

thanks,