Thank you Sir, for your kind advice. The problem is solved , but I would like to know why this is happened or the logic behind the using number range Grouping Code - 51.
Can you please share the configuration to my email ID. ikoushikgoswamy@gmail.com.
"This config was created by SAP for Italy where this is a legal requirement and its up to you to decide whether to use it for other countries or not."
Thanks & regards,
Koushik