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How to clear java and empirecache folders from a users workstation when:

• Errors received when attempting to launch the CM Full client:
  ...is locked by something else. Please close other Java processes that may be holding your empirecache.
• Errors received within the full client when completing certain processes such as batch scanning:
  An unexpected error has occurred. Java heap space
  Self-suppression not permitted caused by java.lang.OutOfMemoryError: Java heap space
• The empirecache folder itself has grown in size or is outdated based on a Content Manager upgrade.

• Clearing empirecache:
  • You will need to log out of the CM Full Client before completing these steps

1. On your PC, navigate to File Explorer > C:\Users\yourusername
   1. Right-click on the empirecache folder
   Click

• Clearing Java Cache:
  • If you are using the Jlink option to launch CM, this step is not necessary
  • This is only necessary if you are using the Webstart option to launch the CM Full Client, which uses Java. 

1. On your PC > Start
2. Search for and open the Control Panel > Programs > Java > Settings (under General tab)
3. Select Delete Files
4. Leave all pre-checked options selected
5. Click OK
6. Right click on the Recycle Bin icon on the desktop and click Empty Recycle Bin
   1. and click Delete
   2. Right-click on the Recycle Bin icon on the desktop and click Empty Recycle Bin

1. 1. Or, SHIFT + DELETE after selecting the empirecache folder to permanently delete it
2. Delete the desktop icon for your CM Full Client shortcut

• You will need to launch the CM Full Client as a fresh link: How to Access and Launch the CM Full Client
  • Make sure the 'bit' chosen when selecting to download and launch the CM client matches the bit of the TWAIN driver installed: CM Batch Scanning - Source drop down menu is empty and seeing message no scan source selected