Ecom Express Software Engineer - Front End interview questions

there were 3 rounds i.e. 2 technical and q managerial. So Issue is , I ckeared all the rounds and mager also told me that your feedback is posotive and I have to discuss with HR and Hr will call you in 1 or 2 days definitely. But after 2 days I got call that your feedback is negative but asked him that manager said your feedback id positive. if there is any issue related to package, I am ready to negotiate. If they are not hiring me then why Manager said your feedbackis positive. till now I didn't understand what qas the reason.