>When i intilaize one of my form, i try to call 4 cursoradapter's cursorfill(),they are little refference table, and don't have much data in them.
>
>when process to the 4 or 5 cursoradapter's cursorfill(), it's frequently popup the "Connection busy "error.How can i do?
>

set the FETCHSIZE property of each CA to -1


>I have begin to hate CA... :(

This is not a special CA issue. You can also have busy connections when you fire multiple remote views, which share the same connection.