Technical Tip: No signatures when creating or editing Application Control profiles

Description

This article describes how to resolve No signatures when creating or editing Application Control profiles.

Scope

 FortiManager.

Solution

When creating or editing Application Control profiles, 'Categories' and 'Application and Filter Overrides' values do not appear:

From the browser debug, look for the network request with following URL:

POST https://<FMG IP>/cgi-bin/module/forward?nocache=<request_id>

The server response shows the error: 'The data is invalid for selected url'.

{
  "code": 0,
  "data": {
    "id": "d579ea13-3ff9-4320-bc39-65fcb48641d2",
    "result": [
      {
        "status": {
          "code": -10,
          "message": "The data is invalid for selected url"
        },
        "url": "/pm/config/adom/Test/_category/list"
      }
    ]
  },
  "errors": "",
  "message": ""
}

The FortiManager has an error in fds.db.
Below are steps to rebuild the fds.db:

1. Delete fds.db:
   
   

diag fmupdate fgt-del-um-db fds.db

Sample output:

FMG-VM64 # dia fmupdate fgt-del-um-db fds.db
This operation will delete the fds.db databases.
Do you want to continue? (y/n)y

Deleting fds.db...
Rebooting fdssvrd...

2. Rebuild fds.db:
   
   

diag fmupdate update-status fds
diag fmupdate updatenow fds