From the above message, I can understand that the GST has been blocked because the GST filing has not been done for 2 months for the consigner’s GST number. If the filing has been made, please update your details in the provided link.
https://ewaybillgst.gov.in/Others/GstnIsBlock.aspx
If the filing is not done, please do the filing and then try creating the e-way bill.