Fvu for 26q prepared using rpu 2.7 not validated fvu 3.3

Hello

for me it is working i mean i prepared returns using RPU 2.5 it worked but gave this header .error any idea why so?  Also can you tell me what exactly is the use of FVU utility because after generating FVU file in E-TDS RPU utility we just file the return in CD to intermediary. then why is the FVU utility . Because for me when i use FVU utility it gives error but file is smoothly uploaded in intermediary side/ ;) someone please explain use of FVU utility,

hi sir

i am getting the difficulty while making the etds.the error file showing the t fv 1000 invalide file header.please give me the solution.

thanks

Prahalad budoor

pbthevet @ gmail.com