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lost connection to mysql server during query

help me

connect localhost ok

connect network not ok


4.1.7 mysqld-max-nt ok
4.1.7 mysqld-nt not ok

lost connection to mysql server during query

Please supply us exact version of MyDAC. You can see it in About sheet of TMyConnection Editor

if i use the mysql 4.0.1 ok?

i use the mydac 3.50-17,
i only test the mydac
i not uninstall 3.50-16,install 3.50-17

This message raises when server forcedly breaks a connection.
You can learn more about this error from MySQL Reference Manual,
chapter A.2 Some Common Errors When Using MySQL (CR_SERVER_LOST)