have you created roles for users and have you selected who can do what in those roles?   Also under admin settings check the user settings and content input.   Might also be that your locked out of that dir on the server.

how to unlock the directory on the server dave 

Asif, 

Has the problem been solved?

No ross not by my knowledge at least. :)

no not solved

Have you assigned the roles for the users?

yes

Have you checked the content input in the Settings/User Settings/Content input/Disable rich media (must be unchecked)?

even on news an feed embed videos are not working when iam trying to add says error

yes Disable rich media is unhecked

Please, provide the screenshot of the error. 

these are the errors

Asif, 

Could you please enable debug mode?

Also make sure that you have set the right permission for the plugin folder 755 and files 644

done

the changes done now what

What does it say, the debug?

same Forbidden

You don't have permission to access /video/add/index/ on this server.

Additionally, a 404 Not Found error was encountered while trying to use an ErrorDocument to handle the request.