An unhandled error condition has been signalled:
   The slot HTTP-USERS:NAME is unbound in the object
   #<USERS [name=NIL,id=47528382,loggedin=0:hits=1]>.

Stack

Backtrace for: #<SB-THREAD:THREAD tid=7853 "hunchentoot-worker-127.0.0.1:41006" RUNNING {102CDED4B3}>
0: (TRIVIAL-BACKTRACE:PRINT-BACKTRACE-TO-STREAM #<SB-IMPL::STRING-OUTPUT-STREAM {105A085FD8D3}>)
1: (NGC:HTML-ERROR #<UNBOUND-SLOT NAME {10376BDB43}>)
2: (NGC:TRAP-ERROR-HTML-HANDLER #<UNBOUND-SLOT NAME {10376BDB43}>)
3: (SB-KERNEL::%SIGNAL #<UNBOUND-SLOT NAME {10376BDB43}>)
4: (ERROR #<UNBOUND-SLOT NAME {10376BDB43}>)
5: (SB-KERNEL:WITH-SIMPLE-CONDITION-RESTARTS ERROR NIL UNBOUND-SLOT :NAME NAME :INSTANCE #<HTTP-USERS:USERS [name=NIL,id=47528382,loggedin=0:hits=1]>)
6: ((:METHOD SLOT-UNBOUND (T T T)) #<unused argument> #<HTTP-USERS:USERS [name=NIL,id=47528382,loggedin=0:hits=1]> NAME) [fast-method]
7: ((LAMBDA (SB-KERNEL:INSTANCE) :IN SB-PCL::MAKE-OPTIMIZED-STD-READER-METHOD-FUNCTION) #<HTTP-USERS:USERS [name=NIL,id=47528382,loggedin=0:hits=1]>)
8: ((FLET "WITHOUT-INTERRUPTS-BODY-" :IN SB-THREAD::CALL-WITH-RECURSIVE-LOCK))
9: (SB-THREAD::CALL-WITH-RECURSIVE-LOCK #<FUNCTION (FLET SB-THREAD::WITH-RECURSIVE-LOCK-THUNK :IN AU:CALL-WITH-OLOCK) {105A085FDF2B}> #<SB-THREAD:MUTEX "Anonymous recursive lock" taken owner=hunchentoot-worker-127.0.0.1:41006>)
10: (AU:CALL-WITH-OLOCK #<HTTP-USERS:USERS [name=NIL,id=47528382,loggedin=0:hits=1]> #<FUNCTION (LAMBDA (#:LOCK143) :IN NAME) {10376BDB2B}>)
11: (SHOW-OTHER-USERS-INFO 47528382)
12: (FOLLOWING :OFFSET NIL)
13: ((:METHOD H:ACCEPTOR-DISPATCH-REQUEST (WEBUTILS:X01ACC T)) #<WEBUTILS:X01ACC (host *, port 8080)> #<WEBUTILS:CUSTOM-SESSION-REQUEST {10376C0203}>) [fast-method]
14: ((:METHOD H:HANDLE-REQUEST (H:ACCEPTOR H:REQUEST)) #<WEBUTILS:X01ACC (host *, port 8080)> #<WEBUTILS:CUSTOM-SESSION-REQUEST {10376C0203}>) [fast-method]
15: ((:METHOD H:PROCESS-REQUEST (T)) #<WEBUTILS:CUSTOM-SESSION-REQUEST {10376C0203}>) [fast-method]
16: ((SB-PCL::EMF H:PROCESS-REQUEST) #<unused argument> #<unused argument> #<WEBUTILS:CUSTOM-SESSION-REQUEST {10376C0203}>)
17: ((:METHOD H:PROCESS-REQUEST :AROUND (WEBUTILS:CUSTOM-SESSION-REQUEST)) #<WEBUTILS:CUSTOM-SESSION-REQUEST {10376C0203}>) [fast-method]
18: (H::DO-WITH-ACCEPTOR-REQUEST-COUNT-INCREMENTED #<WEBUTILS:X01ACC (host *, port 8080)> #<FUNCTION (LAMBDA NIL :IN H:PROCESS-CONNECTION) {10376B97FB}>)
19: ((:METHOD H:PROCESS-CONNECTION (H:ACCEPTOR T)) #<WEBUTILS:X01ACC (host *, port 8080)> #<USOCKET:STREAM-USOCKET {102CB03EA3}>) [fast-method]
20: ((:METHOD H:PROCESS-CONNECTION :AROUND (H:ACCEPTOR T)) #<WEBUTILS:X01ACC (host *, port 8080)> #<USOCKET:STREAM-USOCKET {102CB03EA3}>) [fast-method]
21: ((:METHOD H:PROCESS-CONNECTION :AROUND (HUNCHENSOCKET:WEBSOCKET-ACCEPTOR T)) #<WEBUTILS:X01ACC (host *, port 8080)> #<USOCKET:STREAM-USOCKET {102CB03EA3}>) [fast-method]
22: ((:METHOD H::HANDLE-INCOMING-CONNECTION% (H:ONE-THREAD-PER-CONNECTION-TASKMASTER T)) #<H:ONE-THREAD-PER-CONNECTION-TASKMASTER {1005C7FF53}> #<USOCKET:STREAM-USOCKET {102CB03EA3}>) [fast-method]
23: ((LABELS BORDEAUX-THREADS::%BINDING-DEFAULT-SPECIALS-WRAPPER :IN BORDEAUX-THREADS::BINDING-DEFAULT-SPECIALS))
24: ((FLET SB-UNIX::BODY :IN SB-THREAD::RUN))
25: ((FLET "WITHOUT-INTERRUPTS-BODY-" :IN SB-THREAD::RUN))
26: ((FLET SB-UNIX::BODY :IN SB-THREAD::RUN))
27: ((FLET "WITHOUT-INTERRUPTS-BODY-" :IN SB-THREAD::RUN))
28: (SB-THREAD::RUN)
29: ("foreign function: call_into_lisp_")
30: ("foreign function: funcall1")

Request

#<WEBUTILS:CUSTOM-SESSION-REQUEST {10376C0203}>

((CONNECTION . close) (HOST . 127.0.0.1:8080) (ACCEPT . */*)
 (USER-AGENT
  . Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com))
 (ACCEPT-ENCODING . gzip, br, zstd, deflate))

Session

#<CUSTOM-SESSION (:ID 27879 :SESS-STR "8B99DE0AA92A1D4E5A38FA44C01B7D6C"
                  :START-TIME 0 :ACCESS 0)>#{EQUALP
                                             :USER #<HTTP-USERS:USERS [name=NIL,id=47664695,loggedin=0:hits=1]>
                                             :COOK "2FB316B3-F229-4FDE-B23B-48C56AE16507"
                                             :LANG "en"
                                             "followering-47528382" 0
                                            }