With a version of mcclim updated on march 31st Autowrite works fine. With the latest version I get the error below. Could somebody help me please? -- Irène DURAND http://dept-info.labri.u-bordeaux.fr/~idurand The class #<SB-KERNEL:STANDARD-CLASSOID CLIM-INTERNALS::BASIC-OUTPUT-RECORD> is currently invalid. [Condition of type SIMPLE-ERROR] Restarts: 0: [ABORT] Return to application command loop 1: [ABORT-REQUEST] Abort handling SLIME request. 2: [TERMINATE-THREAD] Terminate this thread (#<THREAD "repl-thread" {B3F9909}>) Backtrace: 0: (SB-KERNEL:CLASSOID-TYPEP #<SB-PCL::WRAPPER #<STANDARD-CLASS STANDARD-PRESENTATION> {EE7BCB9}> #<SB-KERNEL:STANDARD-CLASSOID CLIM-INTERNALS::BASIC-OUTPUT-RECORD> #<STANDARD-PRESENTATION 81:162,0:15 (COMMAND :COMMAND-TABLE #<STANDARD-COMMAND-TABLE VISU-AW {A986D91}>) {E50CCF1}>) 1: (CLIM-INTERNALS::FIND-OUTPUT-RECORD-SHEET #<STANDARD-PRESENTATION 81:162,0:15 (COMMAND :COMMAND-TABLE #<STANDARD-COMMAND-TABLE VISU-AW {A986D91}>) {E50CCF1}>) 2: ((SB-PCL::FAST-METHOD ADD-OUTPUT-RECORD :AFTER (T CLIM-INTERNALS::COMPOUND-OUTPUT-RECORD)) #<unavailable argument> #<unavailable argument> #<GOATEE:SIMPLE-SCREEN-AREA X 81:162 Y 0:15 {EF225B1}> #<STANDARD-PRESENTATION 81:162,0:15 (COMMAND :COMMAND-TABLE #<STANDARD-COMMAND-TABLE VISU-AW {A986D91}>) {E50CCF1}>) 3: ((LAMBDA (SB-PCL::.PV-CELL. SB-PCL::.NEXT-METHOD-CALL. SB-PCL::.ARG0. SB-PCL::.ARG1.)) #<unavailable argument> #<unavailable argument> #<GOATEE:SIMPLE-SCREEN-AREA X 81:162 Y 0:15 {EF225B1}> #<STANDARD-PRESENTATION 81:162,0:15 (COMMAND :COMMAND-TABLE #<STANDARD-COMMAND-TABLE VISU-AW {A986D91}>) {E50CCF1}>) 4: ((LAMBDA NIL)) 5: ((FLET #:CONTINUATION1279) #<unavailable argument> #<unavailable argument>) 6: ((SB-PCL::FAST-METHOD INVOKE-WITH-NEW-OUTPUT-RECORD (OUTPUT-RECORDING-STREAM T T T)) #<unavailable argument> #<unavailable argument> #<INTERACTOR-PANE INTERACTOR-PANE {AAD8021}> #<CLOSURE (FLET #:CONTINUATION1279) {DCD80A5}> #<unavailable argument> #<CLOSURE (FLET #:CONSTRUCTOR1278) {DCD808D}> (:OBJECT (COM-LOAD-SPEC) :TYPE (COMMAND :COMMAND-TABLE #<STANDARD-COMMAND-TABLE VISU-AW {A986D91}>))) 7: ((SB-PCL::FAST-METHOD CLIM-INTERNALS::FINALIZE (GOATEE:GOATEE-INPUT-EDITING-MIXIN T)) #<unavailable argument> #<unavailable argument> #<STANDARD-INPUT-EDITING-STREAM {DD94461}> #<CLOSURE (LAMBDA (STREAM CLIM-INTERNALS::CONT)) {DCCD7BD}>) 8: ((FLET #:CLEANUP-FUN-602)) 9: ((SB-PCL::FAST-METHOD CLIM-INTERNALS::INVOKE-WITH-INPUT-EDITING (EXTENDED-INPUT-STREAM T T T T)) #<unavailable argument> #<unavailable argument> #<INTERACTOR-PANE INTERACTOR-PANE {AAD8021}> #<CLOSURE (LAMBDA (STREAM)) {DCCD76D}> #<CLOSURE (LAMBDA (STREAM CLIM-INTERNALS::CONT)) {DCCD7BD}> "" STANDARD-INPUT-EDITING-STREAM) 10: ((SB-PCL::FAST-METHOD CLIM-INTERNALS::INVOKE-WITH-INPUT-EDITING :AROUND (EXTENDED-OUTPUT-STREAM T T T T)) #<unavailable argument> #S(SB-PCL::FAST-METHOD-CALL :FUNCTION #<FUNCTION (SB-PCL::FAST-METHOD CLIM-INTERNALS::INVOKE-WITH-INPUT-EDITING #)> :PV-CELL NIL :NEXT-METHOD-CALL #S(SB-PCL::FAST-METHOD-CALL :FUNCTION #<FUNCTION #> :PV-CELL NIL :NEXT-METHOD-CALL NIL :ARG-INFO (5)) :ARG-INFO (5)) #<INTERACTOR-PANE INTERACTOR-PANE {AAD8021}> #<CLOSURE (LAMBDA (STREAM)) {DCCD76D}> #<CLOSURE (LAMBDA (STREAM CLIM-INTERNALS::CONT)) {DCCD7BD}> "" STANDARD-INPUT-EDITING-STREAM) 11: (ACCEPT (COMMAND :COMMAND-TABLE #<STANDARD-COMMAND-TABLE VISU-AW {A986D91}>) :STREAM #<INTERACTOR-PANE INTERACTOR-PANE {AAD8021}> :PROMPT NIL :DEFAULT (CLIM-INTERNALS::COM-NULL-COMMAND) :DEFAULT-TYPE CLIM-INTERNALS::NULL-COMMAND) 12: (READ-COMMAND #<STANDARD-COMMAND-TABLE VISU-AW {A986D91}> :STREAM #<INTERACTOR-PANE INTERACTOR-PANE {AAD8021}> :COMMAND-PARSER NIL :COMMAND-UNPARSER NIL :PARTIAL-COMMAND-PARSER NIL :USE-KEYSTROKES NIL) 13: (READ-COMMAND-USING-KEYSTROKES #<STANDARD-COMMAND-TABLE VISU-AW {A986D91}> NIL :STREAM #<INTERACTOR-PANE INTERACTOR-PANE {AAD8021}> :COMMAND-PARSER NIL :COMMAND-UNPARSER NIL :PARTIAL-COMMAND-PARSER NIL) 14: (READ-COMMAND #<STANDARD-COMMAND-TABLE VISU-AW {A986D91}> :STREAM #<INTERACTOR-PANE INTERACTOR-PANE {AAD8021}> :COMMAND-PARSER NIL :COMMAND-UNPARSER NIL :PARTIAL-COMMAND-PARSER NIL :USE-KEYSTROKES T) 15: ((SB-PCL::FAST-METHOD READ-FRAME-COMMAND :AROUND (APPLICATION-FRAME)) #<unavailable argument> #S(SB-PCL::FAST-METHOD-CALL :FUNCTION #<FUNCTION (SB-PCL::FAST-METHOD READ-FRAME-COMMAND #)> :PV-CELL NIL :NEXT-METHOD-CALL NIL :ARG-INFO (1 . T)) #<VISU-AW {B26C2B9}> (:STREAM #<INTERACTOR-PANE INTERACTOR-PANE {AAD8021}>)) 16: ((SB-PCL::FAST-METHOD DEFAULT-FRAME-TOP-LEVEL (APPLICATION-FRAME)) #<unavailable argument> #<unavailable argument> #<VISU-AW {B26C2B9}> NIL) 17: ((SB-PCL::FAST-METHOD DEFAULT-FRAME-TOP-LEVEL (APPLICATION-FRAME)) #<unavailable argument> #<unavailable argument> #<VISU-AW {B26C2B9}> NIL) 18: ((LAMBDA (SB-PCL::.PV-CELL. SB-PCL::.NEXT-METHOD-CALL. SB-PCL::.ARG0. SB-PCL::.DFUN-REST-ARG.)) #<unavailable argument> #<unavailable argument> #<VISU-AW {B26C2B9}> NIL) 19: ((SB-PCL::FAST-METHOD RUN-FRAME-TOP-LEVEL (APPLICATION-FRAME)) #<unavailable argument> #<unavailable argument> #<VISU-AW {B26C2B9}> #<unavailable argument>) --more--