Thank you for your update.
Can you confirm if this access issue happens at a particular period of time in the day or at all times of the day.
Please try to connect at different times of the day and let us know.
Also make sure to empty the cache of your PC and the memory of your browser.
Please let me know if you see any change after this.
We are expecting TAP sequence TDLAOFTFRAFM% on our side, but you must create and send the TAP file on format TDLAOTCFRAF5% from your side.
Thanks a lot for your confirmation once the TAP file is sent to our DCH.