Error 500 when trying upload file

[Rumenbl]

Hi all have this problem since yesterday forum didn't allow me upload any file.  Server responded with 500 code.

No modification. version: last

Log from C panel

"/home/public_html/Sources/Attachments.php on line 436

[03-May-2022 01:44:02 Europe/London] PHP Fatal error: Uncaught TypeError: vsprintf(): Argument #2 ($values) must be of type array, string given in /home/public_html/Sources/Attachments.php:436
Stack trace:
#0 /home/public_html/Sources/Attachments.php(436): vsprintf()
#1 /home/public_html/Sources/Attachments.php(205): Attachments->createAttach()
#2 /home/public_html/Sources/Attachments.php(139): Attachments->add()
#3 /home/public_html/index.php(187): Attachments->call()"

Thanks

[shadav]

version: last

I'm sorry but could you be more specific
what does last mean?
smf 2.0.19? smf 2.1.1? or something else?

what version of php are you using as well?

has anything changed since this started? added any new mods or themes?
does this do this with the default theme?

[Rumenbl]

Sorry missed that..

Default theme
PHP 8.0
No changes
SMF 2.1.1

Did`t change anything

version: last

I'm sorry but could you be more specific
what does last mean?
smf 2.0.19? smf 2.1.1? or something else?

what version of php are you using as well?

has anything changed since this started? added any new mods or themes?
does this do this with the default theme?

[Doug Heffernan]

PHP 8.0

Can you downgrade your php to 7.4. and see if the error will go away?

[Rumenbl]

Yes i do. but can understand everything was okay and just happend

PHP 8.0

Can you downgrade your php to 7.4. and see if the error will go away?