U disk file error

Why are u my plate every time something good copy, in time to copy computer files would be a mistake.I would like to ask how to solve!

what brand you buy the disk U? (Tsinghua Unisplendour, Kingston …..???)- – If you are buying Tsinghua Unisplendour, then file an error is normal, not abnormal to go wrong! Kingston is piracy (also known as the cottage) is very serious, 80% of the market are pirated.So the quality is not good, but much better than the Tsinghua Unisplendour.Emergence of paper sometimes go wrong.Faster than 100 other brand Quality can be the document of the risk of error is very small.(Just to remind:Tsinghua Unisplendour U disk I have seen is the world's most rubbish things can be 1st.2nd began to point out the problem, 3 After the meeting:in.copy of the document just like to?????- way ticket).You are not front-panel USB jack, I suggest you change the socket on the motherboard to try.