How to clear Isolated Storage Cache

Find the StoreAdm.exe in their system and run the following command. may be in this folder -> C:\Program Files\Microsoft SDKs\Windows\v6.0A\bin
From command prompt -> cd C:\Program Files\Microsoft SDKs\Windows\v6.0A\bin
Storeadm /remove

Note: You can also run storeadm.exe /remove from the Visual studio command prompt

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Go to C:\Documents and Settings\[user name]\Application Data\IsolatedStorage and delete all the files inside the folder “IsolatedStorage”.

Note: This will delete all the caches stored in the isolated storage for that particular user.
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More details about the storeadm.ex usage:
storeadm [/list][/remove][/roaming][/quiet]

Option Description
/h[elp] Displays command syntax and options for the tool.
/list Displays all existing stores for the current user. This includes the stores for all applications or assemblies executed by this user.
/quiet Specifies quiet mode; suppresses informational output so that only error messages appear.
/remove Permanently removes all existing stores for the current user.
/roaming Selects the roaming store. Use this option with the /list or /remove options to specify that the action should apply to the roaming store.
/? Displays command syntax and options for the tool.