diff -r 73ea206103e6 -r 43365a9b78a3 userlibandfileserver/fileserver/sfat32/sl_drv.cpp
--- a/userlibandfileserver/fileserver/sfat32/sl_drv.cpp	Wed Jun 23 19:44:53 2010 +0300
+++ b/userlibandfileserver/fileserver/sfat32/sl_drv.cpp	Tue Jul 06 15:50:07 2010 +0300
@@ -49,6 +49,7 @@
 {	 
 	 if((iMount != NULL) && (iMount->LocalDrive() != NULL))
 		{
+		ASSERT(iMount->LocalDrive()->Mount() == NULL || iMount->LocalDrive()->Mount() == iMount);
 		iMount->LocalDrive()->SetMount(NULL);
 		}
      iMount = NULL;