Error message

Deprecated function: Using ${var} in strings is deprecated, use {$var} instead in include_once() (line 1442 of includes/bootstrap.inc).
Deprecated function: Using ${var} in strings is deprecated, use {$var} instead in include_once() (line 1442 of includes/bootstrap.inc).
Deprecated function: Optional parameter $type declared before required parameter $nid is implicitly treated as a required parameter in include_once() (line 1442 of includes/bootstrap.inc).

It must be examined whether the problem defined by reference to the closest prior art has indeed been solved the claimed invention. If not, the problem must be reformulated.