Hi Stephen! Never saw this problem. Usually, I open all necessary class libraries at startup of application. > >Because they sometimes seem to close for no apparent reason, I'm inclined >to go back to issuing the command at the time of needing a specific object >and then releasing it. But, I'm told that is the slowest manner in which >to do so. So, all comments and suggestions are welcome. I'd like to know >how others are doing it.