I m trying to submit GST return in offline tool showing error message "File could not be uploaded! Download the latest version of Offline tool to generate the JSON file or ensure to validate your uploaded file against the template published at Specification Portal." Returns Offline Tool Version V2.2.6. Please help me
29 August 2018
https://www.gst.gov.in/download/returns, try to download again, try with different options like CSV. Maximum errors arise due to format of date, check again.