>Sorry, I am afraid I cannot. Without at minimum a snippet of code it's pretty hard to help you out.
> Would you please let men know what bug on detachCopy method? I'm not sure what you're asking here. > if I get em from jpaTample, and from em find data, do I need always close em after? I'm not sure what jpaTample is. You'll need to close your em once you're done with it. It depends from application to application. hth, Rick