I added php widget, I got the error
 

I added a code in php vidget
That action could not be completed. Please try again, and if this occurs again please contact the system administrator and tell them how you got this message. şeklinde bir hata aldım nereden düzeltebilirim

You'd have to post the code for anyone to know why it is broken.

The odds are it's either not PHP or it's malformed.

You need to disable PHP modules in the AdminCP to be able to edit or remove the code.

I'm using 5.6.1 admin I couldn't find it in cp php widget settings

--------------- Added [DATE]1591647240[/DATE] at [TIME]1591647240[/TIME] ---------------

I solved it this way, thanks so much