In Marg ERP Software, if at the time of  Modifying Cancel Bill an error displays 'You are not authorized to use this option' then this issue can be resolved.

In order to resolve this issue the user will follow the below steps:

Firstly, Go to Masters > Password & Powers > Operator's. Press Enter.

A Password & Authority window will appear.

Select the user to make changes. Then Press Enter.

A Powers window will appear in which the user will select ‘Search In All’.

A Powers window will appear in which the user will search 'Export' .

Now click on ‘Accept’.

An Export  window will appear.

In 'Edit after Export/Import the user will select 'Y'. and also

In 'Data Import/Export/Y-Both/No' user will select 'Y'.

The user will now press Esc key.

Again press Escape key and then click on ‘Yes’ to save the changes.

A 'Powers Change' POP-UP will appear and then the user will press ESC key.

Press Escape key and then click on ‘Yes’.

Now for Re- login the user will press Ctrl + U on the main screen. 

A Change User window will appear in which the user will enter the User ID and Password.

A Change User window will appear in which the user will press ESC Key.