Lisp error: "value NIL is not of the expected type REAL."
 (442360) : 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* #x3000421CC66D> :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* #x3000421CC66D>
   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* #x3000421CC66D>
  *PRINT-CIRCLE*: NIL

 (4424C8) : 1 (MAYBE-LOG-CALLBACK-ERROR #<TYPE-ERROR #x3000422A5F8D>) 1605
  (CONDITION)
   CONDITION: #<TYPE-ERROR #x3000422A5F8D>

  GUI::EMSG: "value NIL is not of the expected type REAL."
  #:G19243: (ERROR)
  CCL::%HANDLERS%: ((ERROR) (ERROR) (CONDITION #) (CONDITION #))

 (442520) : 2 (FUNCALL #'#<#<STANDARD-METHOD HEMLOCK-EXT:REPORT-HEMLOCK-ERROR (HI:HEMLOCK-VIEW T T)>> #<HI:HEMLOCK-VIEW #x3000422BF59D> #<TYPE-ERROR #x3000422A5F8D> T) 53
  (GUI::VIEW CONDITION GUI::DEBUG-P)
   GUI::VIEW: #<HI:HEMLOCK-VIEW #x3000422BF59D>
   CONDITION: #<TYPE-ERROR #x3000422A5F8D>
   GUI::DEBUG-P: T



 (442550) : 3 (LISP-ERROR-ERROR-HANDLER #<TYPE-ERROR #x3000422A5F8D> :DEBUG-P T) 445
  (CONDITION &KEY :DEBUG-P)
   CONDITION: #<TYPE-ERROR #x3000422A5F8D>
   HI::DEBUG-P: T

  *STANDARD-OUTPUT*: #<SYNONYM-STREAM to *TERMINAL-IO* #x3000421CC6ED>
  #:G25948: (ERROR)
  CCL::%HANDLERS%: ((ERROR) (CONDITION #) (CONDITION #))

 (4425C0) : 4 (SIGNAL #<TYPE-ERROR #x3000422A5F8D>) 973
  (CONDITION &REST CCL::ARGS)
   CONDITION: #<TYPE-ERROR #x3000422A5F8D>
   CCL::ARGS: NIL

  CCL::%HANDLERS%: ((CONDITION #) (CONDITION #))
  CCL::TAG: (ERROR #<Compiled-function # (Non-Global)  #x300041A5D44F>)
  CCL::HANDLERS: (ERROR #<Compiled-function # (Non-Global)  #x300041A5D44F>)
  CCL::FN: #<Compiled-function (:INTERNAL #) (Non-Global)  #x300041A5D44F>

 (442618) : 5 (%ERROR #<TYPE-ERROR #x3000422A5F8D> NIL 558299) 117
  (CONDITION CCL::ARGS CCL::ERROR-POINTER)
   CONDITION: #<TYPE-ERROR #x3000422A5F8D>
   CCL::ARGS: NIL
   CCL::ERROR-POINTER: 558299



 (442640) : 6 (FUNCALL #'#<CCL::DEFAULT-REQUIRE-TYPE-RESTARTS> 558299 NIL REAL) 1069
  (CCL::FRAME-PTR CCL::VALUE CCL::TYPESPEC)
   CCL::FRAME-PTR: 558299
   CCL::VALUE: NIL
   CCL::TYPESPEC: REAL

  CONDITION: #<TYPE-ERROR #x3000422A5F8D>
  #:USE-VALUE: #<RESTART USE-VALUE #x49359D>
  #:G135520: (#<RESTART USE-VALUE #x49359D>)
  CCL::%RESTARTS%: ((#<# # #x49359D>) (#<# # #x4936FD>) (#<# # #x49399D> #<# # #x4939ED>) (#<# # #x493F3D>))
  #:G135521: #<TYPE-ERROR #x3000422A5F8D>
  CCL::*CONDITION-RESTARTS*: ((#<# # #x49359D> . #))
  #:G135524: #<TYPE-ERROR #x3000422A5F8D>

 (4426D8) : 7 (>-2 0 NIL) 413
  (CCL::X CCL::Y)
   CCL::X: 0
   CCL::Y: NIL

  #:G165221: 0
  #:G165224: 3

 (442708) : 8 (<=-2 0 NIL) 37
  (CCL::X CCL::Y)
   CCL::X: 0
   CCL::Y: NIL



 (442728) : 9 (COPY-LINE-CHARPROPS #<Hemlock Line "? "> :START 2 :END 2) 1101
  (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

 (442798) : 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 "">

 (442820) : 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>

 (442870) : 12 (FUNCALL #'#<#<STANDARD-METHOD HI::EXECUTE-HEMLOCK-KEY (HI:HEMLOCK-VIEW T)>> #<HI:HEMLOCK-VIEW #x3000422BF59D> #<Key-Event Return>) 1085
  (HI::VIEW HI::KEY)
   HI::VIEW: #<HI:HEMLOCK-VIEW #x3000422BF59D>
   HI::KEY: #<Key-Event Return>

  HI::*SAVED-STANDARD-OUTPUT*: #<SYNONYM-STREAM to *TERMINAL-IO* #x3000421CC6ED>
  *STANDARD-OUTPUT*: #<GUI::COCOA-LISTENER-OUTPUT-STREAM #x3000422BBE1D>
  HI::MAIN-BINDING: #<Hemlock Command "Confirm Listener Input">
  HI::TRANSPARENT-BINDINGS: NIL
  HI::*LAST-LAST-COMMAND-TYPE*: NIL
  HI::*LAST-PREFIX-ARGUMENT*: NIL

 (442920) : 13 (FUNCALL #'#<(:INTERNAL (HI::HANDLE-HEMLOCK-EVENT (HI:HEMLOCK-VIEW T)))>) 517
  NIL

  #:G26119: #<RESTART HI::EXIT-EVENT-HANDLER #x4936FD>
  #:G26115: (#<RESTART HI::EXIT-EVENT-HANDLER #x4936FD>)
  CCL::%RESTARTS%: ((#<# # #x4936FD>) (#<# # #x49399D> #<# # #x4939ED>) (#<# # #x493F3D>))
  #:G26120: #<Compiled-function (:INTERNAL #) (Non-Global)  #x300041A5D44F>
  #:G26121: (ERROR #<Compiled-function # (Non-Global)  #x300041A5D44F>)
  CCL::%HANDLERS%: ((ERROR #) (CONDITION #) (CONDITION #))
  HI::KEY: #<Key-Event Return>
  HI::VIEW: #<HI:HEMLOCK-VIEW #x3000422BF59D>

 (442998) : 14 (INVOKE-MODIFYING-BUFFER-STORAGE #<Hemlock Buffer "Listener"> #<COMPILED-LEXICAL-CLOSURE (:INTERNAL #) #x3000422A71AF>) 453
  (GUI::BUFFER GUI::THUNK)
   GUI::BUFFER: #<Hemlock Buffer "Listener">
   GUI::THUNK: #<COMPILED-LEXICAL-CLOSURE (:INTERNAL #) #x3000422A71AF>

  GUI::OLD: NIL

 (4429F8) : 15 (FUNCALL #'#<#<STANDARD-METHOD HI::HANDLE-HEMLOCK-EVENT (HI:HEMLOCK-VIEW T)>> #<HI:HEMLOCK-VIEW #x3000422BF59D> #<Key-Event Return>) 893
  (HI::VIEW HI::KEY)
   HI::VIEW: #<HI:HEMLOCK-VIEW #x3000422BF59D>
   HI::KEY: #<Key-Event Return>

  #:ABORT-BREAK: #<RESTART ABORT-BREAK #x4939ED>
  #:ABORT: #<RESTART ABORT #x49399D>
  #:G26112: (#<RESTART ABORT #x49399D> #<RESTART ABORT-BREAK #x4939ED>)
  CCL::%RESTARTS%: ((#<# # #x49399D> #<# # #x4939ED>) (#<# # #x493F3D>))
  HI::*CURRENT-VIEW*: #<HI:HEMLOCK-VIEW #x3000422BF59D>
  HI::*CURRENT-BUFFER*: #<Hemlock Buffer "Listener">
  HI::*NEXT-VIEW-START*: NIL
  HI::TEXT-BUFFER: #<Hemlock Buffer "Listener">
  MOD: (3 162 . 162)

 (442AB0) : 16 (%CALL-NEXT-METHOD (NIL #<STANDARD-METHOD HI::HANDLE-HEMLOCK-EVENT #> . 558467)) 1021
  (CCL::MAGIC &REST CCL::ARGS)
   CCL::MAGIC: (NIL #<STANDARD-METHOD HI::HANDLE-HEMLOCK-EVENT #> . 558467)
   CCL::ARGS: NIL

  CCL::NEXT-METHODS: (#<STANDARD-METHOD HI::HANDLE-HEMLOCK-EVENT #>)
  CCL::ARGS: 558467
  CDR: NIL
  METHOD-FUNCTION: #<METHOD-FUNCTION HI::HANDLE-HEMLOCK-EVENT (HI:HEMLOCK-VIEW T)>
  #:G103355: (NIL #<STANDARD-METHOD HI::HANDLE-HEMLOCK-EVENT #> . 558467)
  #:G103356: #<METHOD-FUNCTION HI::HANDLE-HEMLOCK-EVENT (HI:HEMLOCK-VIEW T)>
  #:G103357: 558467

 (442B48) : 17 (FUNCALL #'#<#<STANDARD-METHOD HI::HANDLE-HEMLOCK-EVENT :AROUND (HI:HEMLOCK-VIEW T)>> #<HI:HEMLOCK-VIEW #x3000422BF59D> #<Key-Event Return>) 173
  (GUI::VIEW GUI::EVENT)
   GUI::VIEW: #<HI:HEMLOCK-VIEW #x3000422BF59D>
   GUI::EVENT: #<Key-Event Return>

  #:NEXT-METHOD-CONTEXT: (NIL #<STANDARD-METHOD HI::HANDLE-HEMLOCK-EVENT #> . 558467)
  #:G40661: #<NS-AUTORELEASE-POOL <NSAutoreleasePool: 0x53d760> (#x53D760)>

 (442BB0) : 18 (%%STANDARD-COMBINED-METHOD-DCODE (#<STANDARD-METHOD HI::HANDLE-HEMLOCK-EVENT :AROUND #> #<STANDARD-METHOD HI::HANDLE-HEMLOCK-EVENT #>) 558467) 709
  (CCL::METHODS CCL::ARGS)
   CCL::METHODS: (#<STANDARD-METHOD HI::HANDLE-HEMLOCK-EVENT :AROUND #> #<STANDARD-METHOD HI::HANDLE-HEMLOCK-EVENT #>)
   CCL::ARGS: 558467

  CCL::CAR-METHS: #<STANDARD-METHOD HI::HANDLE-HEMLOCK-EVENT :AROUND (HI:HEMLOCK-VIEW T)>
  CCL::CELL-2: (#<STANDARD-METHOD HI::HANDLE-HEMLOCK-EVENT #> . 558467)
  CCL::MAGIC: (NIL #<STANDARD-METHOD HI::HANDLE-HEMLOCK-EVENT #> . 558467)
  #:G103291: (NIL #<STANDARD-METHOD HI::HANDLE-HEMLOCK-EVENT #> . 558467)
  #:G103292: #<METHOD-FUNCTION HI::HANDLE-HEMLOCK-EVENT :AROUND (HI:HEMLOCK-VIEW T)>
  #:G103293: 558467

 (442C30) : 19 (FUNCALL #'#<GUI::|-[HemlockTextstorageTextView keyDown:]|> 17591849975376) 1261
  (#:G40627)
   #:G40627: 17591849975376

  #:G40642: #<A Foreign Pointer [stack-allocated] #x7FFF5FBFF280>
  #:G40628: #<A Foreign Pointer [stack-allocated] #x7FFF5FBFF280>
  #:COMPILER-VAR: (NIL)
  #:G40632: #<COMPILED-LEXICAL-CLOSURE (:INTERNAL GUI::|-[HemlockTextstorageTextView keyDown:]|) #x493BDF>
  #:G40643: (CONDITION #<COMPILED-LEXICAL-CLOSURE # #x493BDF>)
  CCL::%HANDLERS%: ((CONDITION #) (CONDITION #))
  GUI::SELF: #<HEMLOCK-TEXT-VIEW <HemlockTextView: 0x1ccf80>
    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}
 (#x1CCF80)>
  GUI::EVENT: #<NS-EVENT NSEvent: type=KeyDown loc=(0,556) time=96932.2 flags=0x100 win=0x0 winNum=513 ctxt=0x0 chars="
" unmodchars="
" repeat=0 keyCode=36 (#x554BC0)>
  GUI::VIEW: #<HI:HEMLOCK-VIEW #x3000422BF59D>
  GUI::QUOTE-P: NIL
  GUI::HEMLOCK-KEY: #<Key-Event Return>

 (442CB0) : 20 (%PASCAL-FUNCTIONS% 73 17591849975376) 365
  (CCL::INDEX CCL::ARGS-PTR-FIXNUM)
   CCL::INDEX: 73
   CCL::ARGS-PTR-FIXNUM: 17591849975376

  CCL::LISP-FUNCTION: #<Compiled-function GUI::|-[HemlockTextstorageTextView keyDown:]| (Non-Global)  #x300041CF57EF>
  WITHOUT-INTERRUPTS: NIL
  CCL::*CALLBACK-TRACE-P*: NIL

 (442D70) : 21 (FUNCALL #'#<Anonymous Function #x3000414E23FF> #<A Foreign Pointer [stack-allocated] (:* #) #x7FFF5FBFF830> #<A Foreign Pointer #x7FFF88B08CB8> #<NS-EVENT NSEvent: type=KeyDown loc=(0,556) time=96932.2 flags=0x100 win=0x0 winNum=513 ctxt=0x0 chars="
" unmodchars="
" repeat=0 keyCode=36 (#x554BC0)>) 373
  (#:G5745 #:G5746 CCL::ARG0)
   #:G5745: #<A Foreign Pointer [stack-allocated] (:* #) #x7FFF5FBFF830>
   #:G5746: #<A Foreign Pointer #x7FFF88B08CB8>
   CCL::ARG0: #<NS-EVENT NSEvent: type=KeyDown loc=(0,556) time=96932.2 flags=0x100 win=0x0 winNum=513 ctxt=0x0 chars="
" unmodchars="
" repeat=0 keyCode=36 (#x554BC0)>



 (442DA0) : 22 (%CALL-NEXT-OBJC-METHOD #<LISP-APPLICATION <LispApplication: 0x180630> (#x180630)> #<OBJC:OBJC-CLASS GUI::LISP-APPLICATION (#x1120E0)> #<A Foreign Pointer #x7FFF88B08CB8> (:VOID :ID) #<NS-EVENT NSEvent: type=KeyDown loc=(0,556) time=96932.2 flags=0x100 win=0x0 winNum=513 ctxt=0x0 chars="
" unmodchars="
" repeat=0 keyCode=36 (#x554BC0)>) 773
  (CCL::SELF CLASS CCL::SELECTOR CCL::SIG &REST CCL::ARGS)
   CCL::SELF: #<LISP-APPLICATION <LispApplication: 0x180630> (#x180630)>
   CLASS: #<OBJC:OBJC-CLASS GUI::LISP-APPLICATION (#x1120E0)>
   CCL::SELECTOR: #<A Foreign Pointer #x7FFF88B08CB8>
   CCL::SIG: (:VOID :ID)
   CCL::ARGS: (#<NS-EVENT NSEvent: type=KeyDown loc=(0,556) time=96932.2 flags=0x100 win=0x0 winNum=513 ctxt=0x0 chars="
" unmodchars="
" repeat=0 keyCode=36 (#x554BC0)>)

  CCL::S: #<A Foreign Pointer [stack-allocated] (:* #) #x7FFF5FBFF830>
  CCL::SIGINFO: #S(CCL::OBJC-METHOD-SIGNATURE-INFO :TYPE-SIGNATURE (:VOID :ID) :FUNCTION #<Anonymous Function #x3000414E27BF> ...)
  FUNCTION: #<Anonymous Function #x3000414E23FF>

 (442E00) : 23 (FUNCALL #'#<GUI::|-[LispApplication sendEvent:]|> 17591849975600) 965
  (#:G19422)
   #:G19422: 17591849975600

  #:G19437: #<A Foreign Pointer [stack-allocated] #x7FFF5FBFF980>
  #:G19423: #<A Foreign Pointer [stack-allocated] #x7FFF5FBFF980>
  #:COMPILER-VAR: (NIL)
  #:G19427: #<COMPILED-LEXICAL-CLOSURE (:INTERNAL GUI::|-[LispApplication sendEvent:]|) #x493D6F>
  #:G19438: (CONDITION #<COMPILED-LEXICAL-CLOSURE # #x493D6F>)
  CCL::%HANDLERS%: ((CONDITION #))
  GUI::SELF: #<LISP-APPLICATION <LispApplication: 0x180630> (#x180630)>
  GUI::E: #<NS-EVENT NSEvent: type=KeyDown loc=(0,556) time=96932.2 flags=0x100 win=0x0 winNum=513 ctxt=0x0 chars="
" unmodchars="
" repeat=0 keyCode=36 (#x554BC0)>
  CCL::ARGS: (#<NS-EVENT NSEvent: type=KeyDown loc=(0,556) time=96932.2 flags=0x100 win=0x0 winNum=513 ctxt=0x0 chars="
" unmodchars="
" repeat=0 keyCode=36 (#x554BC0)>)

 (442E70) : 24 (%PASCAL-FUNCTIONS% 15 17591849975600) 365
  (CCL::INDEX CCL::ARGS-PTR-FIXNUM)
   CCL::INDEX: 15
   CCL::ARGS-PTR-FIXNUM: 17591849975600

  CCL::LISP-FUNCTION: #<Compiled-function GUI::|-[LispApplication sendEvent:]| (Non-Global)  #x3000419781AF>
  WITHOUT-INTERRUPTS: NIL
  CCL::*CALLBACK-TRACE-P*: NIL

 (442F30) : 25 (FUNCALL #'#<Anonymous Function #x30004141576F> #<LISP-APPLICATION <LispApplication: 0x180630> (#x180630)> #S(CCL::OBJC-SELECTOR :NAME "run" :%SEL #<A Foreign Pointer #x7FFF88B08C94>)) 173
  (#:G3254 #:G3255)
   #:G3254: #<LISP-APPLICATION <LispApplication: 0x180630> (#x180630)>
   #:G3255: #S(CCL::OBJC-SELECTOR :NAME "run" :%SEL #<A Foreign Pointer #x7FFF88B08C94>)



 (442F50) : 26 (FUNCALL #'#<(:OBJC-DISPATCH NEXTSTEP-FUNCTIONS:|run|)> ???) 565
  NIL



 (442F88) : 27 (EVENT-LOOP NIL) 421
  (&OPTIONAL GUI::END-TEST)
   GUI::END-TEST: NIL

  GUI::APP: #<LISP-APPLICATION <LispApplication: 0x180630> (#x180630)>
  GUI::THREAD: #<APPKIT-PROCESS Initial(0) [Active] #x3000404F5CBD>
  #:ABORT: #<RESTART ABORT #x493F3D>
  #:G21700: (#<RESTART ABORT #x493F3D>)
  CCL::%RESTARTS%: ((#<# # #x493F3D>))