[RC3] can not close script with file-tabs

[wangyin]

system and software infomation:
win7-64bit
Java jre 6.0-win32
jdk_1.6.0_win32
Sikuli-X-1.0rc3 (r905)-win32.exe

after start Sikuli IDE,open more files with some files not saved,
when i want to close some file(this file run more times ago),however i cant close it,
but i can see more debug info in tip-window:
at java.awt.EventQueue.dispatchEvent(Unknown Source)
at java.awt.EventDispatchThread.pumpOneEventForFilters(Unknown Source)
at java.awt.EventDispatchThread.pumpEventForFilter(Unknown Source)
at java.awt.EventDispatchThread.pumpEventsForHierarchy(Unknown Source)
at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
at java.awt.EventDispatchThread.run(Unknown Source)

why and how i close this unsaved file?

[RaiMan (raimund-hocke)]

Upgrade to version 1.0.1, RC3 is no longer supported with such problems.