Cause:

This error appears if the user has not mentioned any character at the start of the bill no or Any Entry. i.e '001'.

Solution:

The user needs to mention the character in the Entry.

Suppose this issue is showing in the Sale Bill, so the user will add a character in that particular Sale Bil.

• The user will open the bill which is showing an error at the time of uploading the e-invoice.

• Firstly, Press 'Left Arrow' key or 'Ctrl+S' , or 'Alt+R' on a blank line.

• Suppose press 'Left Arrow' key.

• Now, the cursor will move on to the 'Bill No' field.

Note: If the cursor does not wait on 'Bill no field' with the help of the left arrow key then please click here.

• The user will change the bill number as per the requirement and then press 'Enter' key.

• Suppose add character 'A' before bill number 'A0000039'.

• Then an alert 'Want To Change No' window will appear in which the user will type 'SURE' and press 'Enter' key on it.

• The user will press 'Ctrl+W' key to save the bill.

• Then click on 'Save Bill' to save the changes.

After following the above steps, the alert of ' Bill Number Expression not in proper format ' will not appear while uploading E-invoice in Marg Software.