can't use ajax feature !

[chanthuyen]

My site can't use ajax for quick reply, quick edit.

What are the problems ?

Help me please. Thanks.

and here are some problems with my site after upgrade to 3.5.4

Invalid SQL:
UPDATE user SET
### Bitfield: user.options ###
options = IF(options & 1, options, options + 1),
options = IF(options & 2, options, options + 2),
options = IF(options & 4, options, options + 4),
options = IF(options & 16, options, options + 16),
options = IF(options & 32, options - 32, options),
options = IF(options & 256, options, options + 256),
options = IF(options & 512, options, options + 512),
options = IF(options & 1024, options, options + 1024),
options = IF(options & 2048, options, options + 2048),
options = IF(options & 4096, options - 4096, options),
options = IF(options & 32768, options, options + 32768),
options = IF(options & 64, options, options + 64),
options = IF(options & 128, opti

Help me please.