Agent log 404 error ....

Hi all

when my agent send the result, I have in his log :

    COM SERVER => Initializing cURL library for sendRequest
    COM SERVER => Using cURL without server authentication
    COM SERVER => Disabling cURL proxy support
    COM SERVER => Disabling cURL SSL server validation support
    COM SERVER => Sending HTTP Post request to URL <http://ip/ocsinventory>
    COM SERVER => HTTP Post response received <HTTP Status Code #404>
    COM SERVER => Cleaning cURL library
ERROR *** AGENT => Failed to send Prolog <HTTP Status Code #404>
AGENT => Unloading communication provider
AGENT => Unloading plug-in(s)
AGENT => Execution duration: 00:00:00.

and nothing on OCS server

an idea please ?

I never thought it was so complicated to install this