Lisp error: "value NIL is not of the expected type REAL."
 (44B370) : 0 (PRINT-CALL-HISTORY :CONTEXT NIL :PROCESS NIL :ORIGIN NIL :DETAILED-P T :COUNT 1152921504606846975 :START-FRAME-NUMBER 0 :STREAM #<SYNONYM-STREAM to *TERMINAL-IO* #x302000C418FD> :PRINT-LEVEL 2 :PRINT-LENGTH 5 :SHOW-INTERNAL-FRAMES NIL :FORMAT :TRADITIONAL) 845
  (&KEY :CONTEXT :PROCESS :ORIGIN :DETAILED-P :COUNT :START-FRAME-NUMBER :STREAM :PRINT-LEVEL :PRINT-LENGTH :SHOW-INTERNAL-FRAMES :FORMAT)
   CCL::CONTEXT: NIL
   PROCESS: NIL
   CCL::ORIGIN: NIL
   CCL::DETAILED-P: T
   COUNT: 1152921504606846975
   CCL::START-FRAME-NUMBER: 0
   STREAM: #<SYNONYM-STREAM to *TERMINAL-IO* #x302000C418FD>
   CCL::PRINT-LEVEL: 2
   CCL::PRINT-LENGTH: 5
   CCL::SHOW-INTERNAL-FRAMES: NIL
   FORMAT: :TRADITIONAL

  CCL::FRAME-NUMBER: 0
  *BACKTRACE-PRINT-LEVEL*: 2
  *BACKTRACE-PRINT-LENGTH*: 5
  *BACKTRACE-FORMAT*: :TRADITIONAL
  *STANDARD-OUTPUT*: #<SYNONYM-STREAM to *TERMINAL-IO* #x302000C418FD>
  *PRINT-CIRCLE*: NIL

 (44B4D8) : 1 (MAYBE-LOG-CALLBACK-ERROR #<TYPE-ERROR #x302000D7BE1D>) 1605
  (CONDITION)
   CONDITION: #<TYPE-ERROR #x302000D7BE1D>

  GUI::EMSG: "value NIL is not of the expected type REAL."
  #:G19245: (ERROR)
  CCL::%HANDLERS%: ((ERROR) (ERROR) (CONDITION #) (CONDITION #))

 (44B530) : 2 (FUNCALL #'#<#<STANDARD-METHOD HEMLOCK-EXT:REPORT-HEMLOCK-ERROR (HI:HEMLOCK-VIEW T T)>> #<HI:HEMLOCK-VIEW #x302000D370ED> #<TYPE-ERROR #x302000D7BE1D> T) 53
  (GUI::VIEW CONDITION GUI::DEBUG-P)
   GUI::VIEW: #<HI:HEMLOCK-VIEW #x302000D370ED>
   CONDITION: #<TYPE-ERROR #x302000D7BE1D>
   GUI::DEBUG-P: T



 (44B560) : 3 (LISP-ERROR-ERROR-HANDLER #<TYPE-ERROR #x302000D7BE1D> :DEBUG-P T) 445
  (CONDITION &KEY :DEBUG-P)
   CONDITION: #<TYPE-ERROR #x302000D7BE1D>
   HI::DEBUG-P: T

  *STANDARD-OUTPUT*: #<SYNONYM-STREAM to *TERMINAL-IO* #x302000C4197D>
  #:G25961: (ERROR)
  CCL::%HANDLERS%: ((ERROR) (CONDITION #) (CONDITION #))

 (44B5D0) : 4 (SIGNAL #<TYPE-ERROR #x302000D7BE1D>) 973
  (CONDITION &REST CCL::ARGS)
   CONDITION: #<TYPE-ERROR #x302000D7BE1D>
   CCL::ARGS: NIL

  CCL::%HANDLERS%: ((CONDITION #) (CONDITION #))
  CCL::TAG: (ERROR #<Compiled-function # (Non-Global)  #x300001239CBF>)
  CCL::HANDLERS: (ERROR #<Compiled-function # (Non-Global)  #x300001239CBF>)
  CCL::FN: #<Compiled-function (:INTERNAL #) (Non-Global)  #x300001239CBF>

 (44B628) : 5 (%ERROR #<TYPE-ERROR #x302000D7BE1D> NIL 562909) 117
  (CONDITION CCL::ARGS CCL::ERROR-POINTER)
   CONDITION: #<TYPE-ERROR #x302000D7BE1D>
   CCL::ARGS: NIL
   CCL::ERROR-POINTER: 562909



 (44B650) : 6 (FUNCALL #'#<CCL::DEFAULT-REQUIRE-TYPE-RESTARTS> 562909 NIL REAL) 1069
  (CCL::FRAME-PTR CCL::VALUE CCL::TYPESPEC)
   CCL::FRAME-PTR: 562909
   CCL::VALUE: NIL
   CCL::TYPESPEC: REAL

  CONDITION: #<TYPE-ERROR #x302000D7BE1D>
  #:USE-VALUE: #<RESTART USE-VALUE #x49C59D>
  #:G137320: (#<RESTART USE-VALUE #x49C59D>)
  CCL::%RESTARTS%: ((#<# # #x49C59D>) (#<# # #x49C6FD>) (#<# # #x49C99D> #<# # #x49C9ED>) (#<# # #x49CF3D>))
  #:G137321: #<TYPE-ERROR #x302000D7BE1D>
  CCL::*CONDITION-RESTARTS*: ((#<# # #x49C59D> . #))
  #:G137324: #<TYPE-ERROR #x302000D7BE1D>

 (44B6E8) : 7 (>-2 0 NIL) 413
  (CCL::X CCL::Y)
   CCL::X: 0
   CCL::Y: NIL

  #:G167198: 0
  #:G167201: 3

 (44B718) : 8 (<=-2 0 NIL) 37
  (CCL::X CCL::Y)
   CCL::X: 0
   CCL::Y: NIL



 (44B738) : 9 (COPY-LINE-CHARPROPS #<Hemlock Line "? "> :START 2 :END 2) 1157
  (HI:LINE &KEY :START :END)
   HI:LINE: #<Hemlock Line "? ">
   HI::START: 2
   HI::END: 2

  HI::CHANGES: #(#S(HI::CHARPROPS-CHANGE :INDEX 2 :PLIST NIL))
  HI::NEW-CHANGES: #()
  HI::START-IDX: 0
  HI::END-IDX: NIL
  HI::I: 0

 (44B7A8) : 10 (COPY-REGION #<Hemlock Region "/(print "CLozure goes into debugger if blank row pasted into listener before an s expression")">) 1541
  (HEMLOCK-INTERFACE:REGION)
   HEMLOCK-INTERFACE:REGION: #<Hemlock Region "/(print "CLozure goes into debugger if blank row pasted into listener before an s expression")">

  HI::START: #<Hemlock Mark "? ^">
  HI::END: #<Hemlock Mark "(print "CLozure goes into debugger if blank row pasted into listener before an s expression")^">
  HI::FIRST-LINE: #<Hemlock Line "? ">
  HI::LAST-LINE: #<Hemlock Line "(print "CLozure goes into debugger if blank row pasted into listener before an s expression")">
  HI::FIRST-CHARPOS: 2
  HI::LAST-CHARPOS: 93
  COUNT: 9
  HI::FIRST-CHARS: "? "
  LENGTH: 0
  HI::CHARS: ""
  HI::FIRST-COPIED-LINE: #<Hemlock Line "">

 (44B830) : 11 (SEND-INPUT-REGION-TO-LISP) 909
  NIL

  HEMLOCK::INPUT-MARK: #<Hemlock Mark "? ^">
  HEMLOCK::END-MARK: #<Hemlock Mark "(print "CLozure goes into debugger if blank row pasted into listener before an s expression")^">
  HEMLOCK::INPUT-REGION: #<Hemlock Region "/(print "CLozure goes into debugger if blank row pasted into listener before an s expression")">
  HEMLOCK::R: #<Hemlock Region "/(print "CLozure goes into debugger if blank row pasted into listener before an s expression")">
  STRING: "
(print \"CLozure goes into debugger if blank row pasted into listener before an s expression\")"
  HI:RING: #<Hemlock Ring>

 (44B880) : 12 (FUNCALL #'#<#<STANDARD-METHOD HI::EXECUTE-HEMLOCK-KEY (HI:HEMLOCK-VIEW T)>> #<HI:HEMLOCK-VIEW #x302000D370ED> #<Key-Event Return>) 1085
  (HI::VIEW HI::KEY)
   HI::VIEW: #<HI:HEMLOCK-VIEW #x302000D370ED>
   HI::KEY: #<Key-Event Return>

  HI::*SAVED-STANDARD-OUTPUT*: #<SYNONYM-STREAM to *TERMINAL-IO* #x302000C4197D>
  *STANDARD-OUTPUT*: #<GUI::COCOA-LISTENER-OUTPUT-STREAM #x302000D3396D>
  HI::MAIN-BINDING: #<Hemlock Command "Confirm Listener Input">
  HI::TRANSPARENT-BINDINGS: NIL
  HI::*LAST-LAST-COMMAND-TYPE*: NIL
  HI::*LAST-PREFIX-ARGUMENT*: NIL

 (44B930) : 13 (FUNCALL #'#<(:INTERNAL (HI::HANDLE-HEMLOCK-EVENT (HI:HEMLOCK-VIEW T)))>) 517
  NIL

  #:G26132: #<RESTART HI::EXIT-EVENT-HANDLER #x49C6FD>
  #:G26128: (#<RESTART HI::EXIT-EVENT-HANDLER #x49C6FD>)
  CCL::%RESTARTS%: ((#<# # #x49C6FD>) (#<# # #x49C99D> #<# # #x49C9ED>) (#<# # #x49CF3D>))
  #:G26133: #<Compiled-function (:INTERNAL #) (Non-Global)  #x300001239CBF>
  #:G26134: (ERROR #<Compiled-function # (Non-Global)  #x300001239CBF>)
  CCL::%HANDLERS%: ((ERROR #) (CONDITION #) (CONDITION #))
  HI::KEY: #<Key-Event Return>
  HI::VIEW: #<HI:HEMLOCK-VIEW #x302000D370ED>

 (44B9A8) : 14 (INVOKE-MODIFYING-BUFFER-STORAGE #<Hemlock Buffer "Listener"> #<COMPILED-LEXICAL-CLOSURE (:INTERNAL #) #x302000D7D03F>) 453
  (GUI::BUFFER GUI::THUNK)
   GUI::BUFFER: #<Hemlock Buffer "Listener">
   GUI::THUNK: #<COMPILED-LEXICAL-CLOSURE (:INTERNAL #) #x302000D7D03F>

  GUI::OLD: NIL

 (44BA08) : 15 (FUNCALL #'#<#<STANDARD-METHOD HI::HANDLE-HEMLOCK-EVENT (HI:HEMLOCK-VIEW T)>> #<HI:HEMLOCK-VIEW #x302000D370ED> #<Key-Event Return>) 893
  (HI::VIEW HI::KEY)
   HI::VIEW: #<HI:HEMLOCK-VIEW #x302000D370ED>
   HI::KEY: #<Key-Event Return>

  #:ABORT-BREAK: #<RESTART ABORT-BREAK #x49C9ED>
  #:ABORT: #<RESTART ABORT #x49C99D>
  #:G26125: (#<RESTART ABORT #x49C99D> #<RESTART ABORT-BREAK #x49C9ED>)
  CCL::%RESTARTS%: ((#<# # #x49C99D> #<# # #x49C9ED>) (#<# # #x49CF3D>))
  HI::*CURRENT-VIEW*: #<HI:HEMLOCK-VIEW #x302000D370ED>
  HI::*CURRENT-BUFFER*: #<Hemlock Buffer "Listener">
  HI::*NEXT-VIEW-START*: NIL
  HI::TEXT-BUFFER: #<Hemlock Buffer "Listener">
  MOD: (4 162 . 162)

 (44BAC0) : 16 (%CALL-NEXT-METHOD (NIL #<STANDARD-METHOD HI::HANDLE-HEMLOCK-EVENT #> . 563077)) 1021
  (CCL::MAGIC &REST CCL::ARGS)
   CCL::MAGIC: (NIL #<STANDARD-METHOD HI::HANDLE-HEMLOCK-EVENT #> . 563077)
   CCL::ARGS: NIL

  CCL::NEXT-METHODS: (#<STANDARD-METHOD HI::HANDLE-HEMLOCK-EVENT #>)
  CCL::ARGS: 563077
  CDR: NIL
  METHOD-FUNCTION: #<METHOD-FUNCTION HI::HANDLE-HEMLOCK-EVENT (HI:HEMLOCK-VIEW T)>
  #:G103830: (NIL #<STANDARD-METHOD HI::HANDLE-HEMLOCK-EVENT #> . 563077)
  #:G103831: #<METHOD-FUNCTION HI::HANDLE-HEMLOCK-EVENT (HI:HEMLOCK-VIEW T)>
  #:G103832: 563077

 (44BB58) : 17 (FUNCALL #'#<#<STANDARD-METHOD HI::HANDLE-HEMLOCK-EVENT :AROUND (HI:HEMLOCK-VIEW T)>> #<HI:HEMLOCK-VIEW #x302000D370ED> #<Key-Event Return>) 173
  (GUI::VIEW GUI::EVENT)
   GUI::VIEW: #<HI:HEMLOCK-VIEW #x302000D370ED>
   GUI::EVENT: #<Key-Event Return>

  #:NEXT-METHOD-CONTEXT: (NIL #<STANDARD-METHOD HI::HANDLE-HEMLOCK-EVENT #> . 563077)
  #:G40701: #<NS-AUTORELEASE-POOL <NSAutoreleasePool: 0x189500> (#x189500)>

 (44BBC0) : 18 (%%STANDARD-COMBINED-METHOD-DCODE (#<STANDARD-METHOD HI::HANDLE-HEMLOCK-EVENT :AROUND #> #<STANDARD-METHOD HI::HANDLE-HEMLOCK-EVENT #>) 563077) 709
  (CCL::METHODS CCL::ARGS)
   CCL::METHODS: (#<STANDARD-METHOD HI::HANDLE-HEMLOCK-EVENT :AROUND #> #<STANDARD-METHOD HI::HANDLE-HEMLOCK-EVENT #>)
   CCL::ARGS: 563077

  CCL::CAR-METHS: #<STANDARD-METHOD HI::HANDLE-HEMLOCK-EVENT :AROUND (HI:HEMLOCK-VIEW T)>
  CCL::CELL-2: (#<STANDARD-METHOD HI::HANDLE-HEMLOCK-EVENT #> . 563077)
  CCL::MAGIC: (NIL #<STANDARD-METHOD HI::HANDLE-HEMLOCK-EVENT #> . 563077)
  #:G103766: (NIL #<STANDARD-METHOD HI::HANDLE-HEMLOCK-EVENT #> . 563077)
  #:G103767: #<METHOD-FUNCTION HI::HANDLE-HEMLOCK-EVENT :AROUND (HI:HEMLOCK-VIEW T)>
  #:G103768: 563077

 (44BC40) : 19 (FUNCALL #'#<GUI::|-[HemlockTextstorageTextView keyDown:]|> 17591849975382) 1261
  (#:G40667)
   #:G40667: 17591849975382

  #:G40682: #<A Foreign Pointer [stack-allocated] #x7FFF5FBFF2B0>
  #:G40668: #<A Foreign Pointer [stack-allocated] #x7FFF5FBFF2B0>
  #:COMPILER-VAR: (NIL)
  #:G40672: #<COMPILED-LEXICAL-CLOSURE (:INTERNAL GUI::|-[HemlockTextstorageTextView keyDown:]|) #x49CBDF>
  #:G40683: (CONDITION #<COMPILED-LEXICAL-CLOSURE # #x49CBDF>)
  CCL::%HANDLERS%: ((CONDITION #) (CONDITION #))
  GUI::SELF: #<HEMLOCK-TEXT-VIEW <HemlockTextView: 0x581240>
    Frame = {{0.00, 0.00}, {1229.00, 504.00}}, Bounds = {{0.00, 0.00}, {1229.00, 504.00}}
    Horizontally resizable: NO, Vertically resizable: YES
    MinSize = {1229.00, 504.00}, MaxSize = {10000000.00, 10000000.00}
 (#x581240)>
  GUI::EVENT: #<NS-EVENT NSEvent: type=KeyDown loc=(0,556) time=97050.8 flags=0x100 win=0x0 winNum=535 ctxt=0x0 chars="
" unmodchars="
" repeat=0 keyCode=36 (#x192600)>
  GUI::VIEW: #<HI:HEMLOCK-VIEW #x302000D370ED>
  GUI::QUOTE-P: NIL
  GUI::HEMLOCK-KEY: #<Key-Event Return>

 (44BCC0) : 20 (%PASCAL-FUNCTIONS% 73 17591849975382) 365
  (CCL::INDEX CCL::ARGS-PTR-FIXNUM)
   CCL::INDEX: 73
   CCL::ARGS-PTR-FIXNUM: 17591849975382

  CCL::LISP-FUNCTION: #<Compiled-function GUI::|-[HemlockTextstorageTextView keyDown:]| (Non-Global)  #x3000014E254F>
  WITHOUT-INTERRUPTS: NIL
  CCL::*CALLBACK-TRACE-P*: NIL

 (44BD78) : 21 (FUNCALL #'#<Anonymous Function #x300000E6CBFF> #<A Foreign Pointer [stack-allocated] (:* #) #x7FFF5FBFF860> #<A Foreign Pointer #x7FFF88B08CB8> #<NS-EVENT NSEvent: type=KeyDown loc=(0,556) time=97050.8 flags=0x100 win=0x0 winNum=535 ctxt=0x0 chars="
" unmodchars="
" repeat=0 keyCode=36 (#x192600)>) 373
  (#:G5748 #:G5749 CCL::ARG0)
   #:G5748: #<A Foreign Pointer [stack-allocated] (:* #) #x7FFF5FBFF860>
   #:G5749: #<A Foreign Pointer #x7FFF88B08CB8>
   CCL::ARG0: #<NS-EVENT NSEvent: type=KeyDown loc=(0,556) time=97050.8 flags=0x100 win=0x0 winNum=535 ctxt=0x0 chars="
" unmodchars="
" repeat=0 keyCode=36 (#x192600)>



 (44BDA8) : 22 (%CALL-NEXT-OBJC-METHOD #<LISP-APPLICATION <LispApplication: 0x123760> (#x123760)> #<OBJC:OBJC-CLASS GUI::LISP-APPLICATION (#x516110)> #<A Foreign Pointer #x7FFF88B08CB8> (:VOID :ID) #<NS-EVENT NSEvent: type=KeyDown loc=(0,556) time=97050.8 flags=0x100 win=0x0 winNum=535 ctxt=0x0 chars="
" unmodchars="
" repeat=0 keyCode=36 (#x192600)>) 773
  (CCL::SELF CLASS CCL::SELECTOR CCL::SIG &REST CCL::ARGS)
   CCL::SELF: #<LISP-APPLICATION <LispApplication: 0x123760> (#x123760)>
   CLASS: #<OBJC:OBJC-CLASS GUI::LISP-APPLICATION (#x516110)>
   CCL::SELECTOR: #<A Foreign Pointer #x7FFF88B08CB8>
   CCL::SIG: (:VOID :ID)
   CCL::ARGS: (#<NS-EVENT NSEvent: type=KeyDown loc=(0,556) time=97050.8 flags=0x100 win=0x0 winNum=535 ctxt=0x0 chars="
" unmodchars="
" repeat=0 keyCode=36 (#x192600)>)

  CCL::S: #<A Foreign Pointer [stack-allocated] (:* #) #x7FFF5FBFF860>
  CCL::SIGINFO: #S(CCL::OBJC-METHOD-SIGNATURE-INFO :TYPE-SIGNATURE (:VOID :ID) :FUNCTION #<Anonymous Function #x300000E6BC2F> ...)
  FUNCTION: #<Anonymous Function #x300000E6CBFF>

 (44BE08) : 23 (FUNCALL #'#<GUI::|-[LispApplication sendEvent:]|> 17591849975606) 965
  (#:G19424)
   #:G19424: 17591849975606

  #:G19439: #<A Foreign Pointer [stack-allocated] #x7FFF5FBFF9B0>
  #:G19425: #<A Foreign Pointer [stack-allocated] #x7FFF5FBFF9B0>
  #:COMPILER-VAR: (NIL)
  #:G19429: #<COMPILED-LEXICAL-CLOSURE (:INTERNAL GUI::|-[LispApplication sendEvent:]|) #x49CD6F>
  #:G19440: (CONDITION #<COMPILED-LEXICAL-CLOSURE # #x49CD6F>)
  CCL::%HANDLERS%: ((CONDITION #))
  GUI::SELF: #<LISP-APPLICATION <LispApplication: 0x123760> (#x123760)>
  GUI::E: #<NS-EVENT NSEvent: type=KeyDown loc=(0,556) time=97050.8 flags=0x100 win=0x0 winNum=535 ctxt=0x0 chars="
" unmodchars="
" repeat=0 keyCode=36 (#x192600)>
  CCL::ARGS: (#<NS-EVENT NSEvent: type=KeyDown loc=(0,556) time=97050.8 flags=0x100 win=0x0 winNum=535 ctxt=0x0 chars="
" unmodchars="
" repeat=0 keyCode=36 (#x192600)>)

 (44BE78) : 24 (%PASCAL-FUNCTIONS% 15 17591849975606) 365
  (CCL::INDEX CCL::ARGS-PTR-FIXNUM)
   CCL::INDEX: 15
   CCL::ARGS-PTR-FIXNUM: 17591849975606

  CCL::LISP-FUNCTION: #<Compiled-function GUI::|-[LispApplication sendEvent:]| (Non-Global)  #x30000113756F>
  WITHOUT-INTERRUPTS: NIL
  CCL::*CALLBACK-TRACE-P*: NIL

 (44BF30) : 25 (FUNCALL #'#<Anonymous Function #x300000DD6E4F> #<LISP-APPLICATION <LispApplication: 0x123760> (#x123760)> #S(CCL::OBJC-SELECTOR :NAME "run" :%SEL #<A Foreign Pointer #x7FFF88B08C94>)) 173
  (#:G3257 #:G3258)
   #:G3257: #<LISP-APPLICATION <LispApplication: 0x123760> (#x123760)>
   #:G3258: #S(CCL::OBJC-SELECTOR :NAME "run" :%SEL #<A Foreign Pointer #x7FFF88B08C94>)



 (44BF50) : 26 (FUNCALL #'#<(:OBJC-DISPATCH NEXTSTEP-FUNCTIONS:|run|)> ???) 565
  NIL



 (44BF88) : 27 (EVENT-LOOP NIL) 421
  (&OPTIONAL GUI::END-TEST)
   GUI::END-TEST: NIL

  GUI::APP: #<LISP-APPLICATION <LispApplication: 0x123760> (#x123760)>
  GUI::THREAD: #<APPKIT-PROCESS Initial(0) [Active] #x3020000B4FDD>
  #:ABORT: #<RESTART ABORT #x49CF3D>
  #:G21702: (#<RESTART ABORT #x49CF3D>)
  CCL::%RESTARTS%: ((#<# # #x49CF3D>))