Err Object Description Property
Definition: Returns or sets a descriptive string associated
with an error.
So what was the last error that occurred? If you need to know that, just get the value of error number 0 and then call the ToString() method. The following command retrieves information from the most recent error and uses the ToString() method to assign the value to the variable $a:
$a = $error[0].ToString()
When you run this command and then echo back the value of $a you should back something similar to the following:
The term 'error[0]' is not recognized as a Cmdlet, function, operable program, or script file. Verify the term and try again.