Template nexus/front/clients/purchase is throwing an error

[DawPi]

Hello,

on one of licences which I'm added as alter contact (that isn't that what I've selected adding topic [didn't appeared there]) I'm getting this error:

Quote

[[Template nexus/front/clients/purchase is throwing an error. This theme may be out of date. Run the support tool in the AdminCP to restore the default theme.]]