id summary reporter owner description type status milestone component version severity resolution keywords cc 99 _GUICtrlListView_RegisterSortCallBack, Sort arrow not visible Wooltown Gary "Tried the _GUICtrlListView_RegisterSortCallBack function, as in the example in the help file, but the sort order arrows is not visible, running 3.2.11.0 on Windows 2000 SP4. The problem occurs for me in the example in the help file, therefore no attached code." Bug closed Standard UDFs 3.2.11.0 No Bug