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HTTP/1.1 500 Internal Server Error Date: Mon, 21 Aug 2017 15:37:00 GMT Server: CL-HTTP/70.218 (Clozure Common Lisp; 0.9.91) Connection: close Content-Type: text/html; charset=ISO-8859-1 Internal Server Error

Internal Server Error


The value NIL is not of the expected type STRUCTURE.


CL-HTTP/70.218 (Clozure Common Lisp; 0.9.91)