In Marg ERP Software, if the "Modify Allowed Upto" alert appears while modifying a Sale Bill, then user can easily resolve this issue.

In order to resolve the alert of  'Modify Allowed Upto', the user needs to follow the given steps:

• Go to Masters > Passwords & Powers > Operator's.

• The user will select the operator to make desired changes.
• Suppose select '02' and press 'Enter' key.

• The user will click on 'Search In All' option.

• The user will search 'Sale' and click on 'Accept' button.

• In 'Sales Credit' option, the user needs to mention '999'.

• Press 'Esc' key.

• Click on 'Yes' button.

• A 'Powers Change' POP-UP will appear in which the user will press 'Esc' key.

• Click on 'Yes' button.

• Now, for Re login the user will press 'Ctrl+U' key on the main screen. 

• Enter the User ID and Password.

• Press 'Esc' key.

After following the above steps, the user can view 'Modify allowed up to' error will be resolved in Marg ERP Software.