Cause:

1. The user needs to Regenerate API Credentials.

2. This alert appears if the user has mentioned the wrong login credentials of E-Invoice in Marg Software.

3. This issue can also appear when there is any space left before the User ID of the E-invoice.

Solution:

In order to resolve 'Error Generating Auth Token', the user needs to follow the below steps:

• Go to einvoice1.gst.gov.in

• Now click on 'Login'.

• The user will mention the User ID / Password and captcha of the Einvoice Panel.
• Click on 'Login'.

• Go to API Registration > User Credentials > Change API Password.

• The user will get an OTP on the registered mobile number.
• Mention the OTP and click on 'Verify OTP' button.

• Click on 'Ok'.

• In 'User Name', select the user id for which the password needs to be changed.

• In 'New-Password', mention the New Password as per the requirement.

• In 'Re-enter New Password' option, again mention the new password.
• Click on 'Submit' button.

• The user will open the software and go to GST > GSTR Settings.

• The user will select 'E Invoice Settings'.

• Click on 'Edit' button.

• Now the user will mention the Username and New Password generated for API registration.
• Click on 'Save' button.

Note: The user needs to make sure that there should not any space before the 'User Name'.

After following the above steps, an alert of 'Error Regenerating Auth. Token' will get resolved while uploading e Invoice in Marg Software.