Verify that email component files are installed and registered on the computer. 




if any of these files are missing from the C:\windows\syswow64\ directory, copy the missing files into the directory and manually register the file through the command prompt, run as administrator mode.  Here is the command to register a file from the command prompt:

regsvr32 C:\windows\syswow64\crtslv.dll

regsvr32 C:\windows\syswow64\pdftoolkitx.ocx

regsvr32 C:\windows\syswow64\exportmodeller.dll

This error is typically caused from a missing crtslv.dll file.