Error 500

[msesxi]

Hi,
i just updated mysql form 5.1 to 5.5 via whm but all websites using mysql have error 500,

please help,
lite speed version is 4.2.12

 

[NiteWave]

please switch back to apache to see if the same issue exists.

if same issue under apache, then a php issue, please fix it.

after fix it, build matching lsphp again, switch back to litespeed, see if the issue still there or fixed.

please post the progress here anyway. Thanks