Back office pages loads page without new updates

[chahidkhan]

Hi ,

today i found an error in my back office ! when i click for example orders page , page open with old orders placed , i must click refresh to get last orders , every page i must click refresh to appear new updates , any help pleaaaaaase ???

PrestaShop : 1.5.4.0

Thanks in advance

Edited November 13, 2014 by chahidkhan (see edit history)

[chahidkhan]

No Help ?? urgent please ! now order history in front office not working only page refreshed in mozilla firefox browser , chrome it seemes works ????