I have noticed with this message
05-19-2017 10:41 AM
It means the client has chosen as a qualification that he/she wants the freelancer to have 1000 hours worked on Upwork, but you can still put in a proposal.
05-19-2017 10:43 AM
This message is just for an information to convey that you are not eligible for this job according to client condition. If you applied for the job, the client will see that this proposal doesn't meet the requirements. But still, you can try your luck.