Increase the size of your icon cache and see where it takes.
If this cache is too small, Desktop icons may display improperly or show the wrong program's icons.
Step 1: Increase icon cache size.
Important: This section, method, or task contains steps that tell you how to modify the registry. However, serious problems might occur if you modify the registry incorrectly. Therefore, make sure that you follow these
steps carefully. For added protection, back up the registry before you modify it. Then, you can restore the registry if a problem occurs. For more information about how to back up and restore the registry, click the windows help article below.