Security Error: PDF files must be hosted on the same domain as this site.

PDF is hosted on: http://https%3A%2F%2Funitir.edu.al%2Fwp-content%2Fuploads%2F2016%2F05%2FAlbana-Tahiri-ÇËSHTJE-GJUHËSORE-DHE-DIDAKTIKE-PËR-MËSIMIN-E-GJUHËS-SHQIPE-NË-SHKOLLË.pdf but this site is: https://unitir.edu.al