import/export problem " internal error"

I have a problem with opencart-2-0-x-export-import-multilingual-2-19.ocmod.
If I upload the module I get the following error message. "Internal error "

I jus opencart Versie 2.0.1.1 and de exsention module opencart-2-0-x-export-import-multilingual-2-19.ocmod