HMI Backup not able to downlaod

Dear sir,

              I installing one new machine with siemens HMI (TP 177 Mono dp 6") controlled by CPU 317-2DP. while downloading the sample project to HMI , after some files it shows error " The connection got interrupted '"

I am using MPI cable for PC to PLC communication and HMI to PLC Profibus cable used. Please help me to sort out this issue. Screen shot attached for ur reference

Thanks& Regards,

Srini