Please use the table to identify and resolve installation related issues:
|100||When extracting zip asks for password||Directory structure is too long|
|101||Unknown Column ‘Used_In_Product_Listing’ in ‘Field List’||Extension is not compatible with this Magento version|
|102||Installation results in error report or white screen on frontend||SQL has not run successfully or you are missing code|
|103||Specified Key Wsa Too Long; Max Key Length is 1000 Bytes||SQL error specific to certain MySQL installations|
|104||Extension not showing in admin panel||Either incorrectly installed or cache not refreshed|
|105||Open_Basedir Restriction in effect||Invalid permissions in php.ini; Cannot run SQL|
|106||Call to a member function to OptionArray() on a non-object||You have not recompiled|
|107||Blank screen when navigating in admin||You have not recompiled|
|108||Unknown column e.<some Attribute>||Indexes need refreshing|
After installation has been successfully done please configure the extension following the appropriate documentation. Until configured you may well likely not see any changes to your site or shipping logic.
If you are unable to resolve the issue please disable the extension and contact WebShopApps Support.