某些窗口可以查看和编辑,某些又跳出提示说
Open of Window w_main failed.Possible causes:
1-Object does not exist
2-Its ancestor has been deleted
3-An object it references has been deleted
4-Object was created in newer version of PowerBuilder
好多都这样显示,可我在接下来的Select Window窗口中再次选择w_main后还是一样出现上面的提示,所以无法编,谁能给个解决方法啊,谢谢了。