levviking Posted December 30, 2013 Share Posted December 30, 2013 Hi, when i upgrade my store from 1.4.9 with 1-click upgrade module, in 2 steps, to 1.4.11 and after to 1.5.6.1, when i click to module tab, i have this error: [PrestaShop] Fatal error in module AdminTab:Cannot redeclare class AdminTabCore Link to comment Share on other sites More sharing options...
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