When updating the course on the client for the firtst time using the zip from the server I get the following errors

Notice: Trying to get property of non-object in C:\projects\VLE\Mobile Moodle\environments\xampplite-win32-1.6.6.exe\development\offlinemoodle-0.4\htdocs\moodle\backup\lib.php on line 713

Notice: Undefined property: stdClass::$roleassignments in C:\projects\VLE\Mobile Moodle\environments\xampplite-win32-1.6.6.exe\development\offlinemoodle-0.4\htdocs\moodle\backup\restorelib.php on line 8409

Warning: Invalid argument supplied for foreach() in C:\projects\VLE\Mobile Moodle\environments\xampplite-win32-1.6.6.exe\development\offlinemoodle-0.4\htdocs\moodle\backup\restorelib.php on line 8411