[SOLVED upgrade from 1.7.3 to 2.5

[renareto]

Hi,
I've tried to upgrade a web site from J 1.7.3 to 2.5.1 When the process has finished, I received a msg that all goes well. But when I go to the front office I receive this error:
***** Manual signatures are NOT allowed ********** Manual signatures are NOT allowed *****__
500 - Passed array does not specify a callable static method
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Passed array does not specify a callable static method
***** Manual signatures are NOT allowed ********** Manual signatures are NOT allowed *****

what ca i do?

TIA

Renato

[renareto]

any Idea?

TIA

Renato

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the prob is:
HTML PURIFIER plug in.

disable it and everythink will work

Renato