Symptom
You may receive the following error when you try to unprotect a folder which contains files:

"The folder C:\Documents and Settings\Desktop\TC9 cannot be unprotected. One or more files may be in use. You may see this message if you're trying to unprotect a folder which has a subfolder in Explorer. Click OK to retry".

Affected configurations
Any of the following IBM systems running Microsoft Windows XP or Microsoft Windows 2000 Professional configured with IBM Client Security Software (CSS):

• ThinkCentre 8183, 8184, 8185, 8187, 8188, and 8189 systems
• NetVista 2251, 2254, 2255, 2256, 2257, 2271, 2273, 2275, 2283, 6043, 6058, 6059, 6274, 6280, 6290, 6336, 6337, 6339, 6341, 6342, 6346, 6347, 6348, 6568, 6569, 6578, 6579, 6596, 6599, 6644, 6645, 6646, 6647, 6648, 6649, 6650, 6790, 6791, 6792, 6793, 6794, 6795, 6822, 6830, 6831, 6837, 6838, 6840, 6841, 6842, 6843, 6844, 6847, 6848, 6881, 8181, 8182, 8301, 8303, 8304, 8305 8306, 8307, 8308, 8309, 8310, 8311, 8312, 8313, 8314, and 8315 systems
• IBM PC 300GL 6563, 6564, 6574, and 6593 systems
• IBM PC 300PL 6565, 6566, 6584, 6594, 6595 6862, 6872, and 6892 systems
• ThinkPad 1829, 1830, 1831, 1832, 1833, 1836, 1840, 1841, 2366, 2367, 2373, 2374, 2375, 2376, 2379, 2647, 2648, 2652, 2653, 2654, 2656, 2658, 2659, 2660, 2662, 2672, 2673, 2677, 2681, 2682, 2683, 2722, 2723, 2724, 2884, 2885, 2890, and 2891 systems

Workaround
Restart the system.

1. Click Start.
2. Click Shut Down.
3. Click Restart.