jsf - How to get rid of ViewState Error -

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i used omnifaces handle redirect problem after session expired @ primefaces , works well. problem when try relogin after session timeout occurs , directs me login page, come across following error.

after clicking f5, or reloading page error disapperas , directs me homepage. problem come across error after session expires , when click ajax button.afterwards, directs me login page. after write username / password , click login button come across viewstate error blank page gives me following message.

i glad if can me.

best regards alper kopuz

error :

339983964997632919:6839730696265126459


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