The error "Invalid Argument: Setgid: Unable To Set Group ID To Group #Number" occurs when the group ID is set as -1 in the "httpd.conf" file.
To resolve this issue, follow the steps below:1. Stop the BDRShield service.2. Navigate to the VembuBDR installation location (typically /home/vembubdr/Vembu/VembuBDR/sgchroot/apache/conf/).3. Open the "httpd.conf" file using a text editor.4. Search for "Group ID" in the file and change the value from -1 to 1.5. Save the changes to the "httpd.conf" file.6. Start the BDRShield service.