Fabrice,

> After 255 "alter trigger XXX active/incative" I have a "two many version"
> problem and I need to backup/restore database....
>
> Why this limit and does somebody plan to correct it ?

you asked this very same question last 9 January.
Someone else asked it last 21 February.
I fear things haven't changed in the meantime.

I'd suggest you rethink your model and find some other way to condition
your trigger activity, perhaps the user name or a flag in a service
table somewhere.
HTH
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_/\/ando