[hunchentoot-devel] Intermittent proble while uploading a file

[Andrei Stebakov]

Since I switched to latest SBCL sometimes I got following error:

Internal Server Error

The value NIL is not of type STRING.

0: (BACKTRACE 536870911 #<SB-IMPL::STRING-OUTPUT-STREAM {CD0F3C9}>)
1: (HUNCHENTOOT:GET-BACKTRACE #<unavailable argument>)
2: ((LAMBDA (COND)) #<TYPE-ERROR {CD0F2A9}>)
3: ((LAMBDA (COND)) #<TYPE-ERROR {CD0F2A9}>)
4: (SIGNAL #<TYPE-ERROR {CD0F2A9}>)
5: (ERROR TYPE-ERROR)
6: (SB-KERNEL::OBJECT-NOT-TYPE-ERROR-HANDLER
    #<unavailable argument>
    #.(SB-SYS:INT-SAP #XB505254C)
    #<SB-ALIEN-INTERNALS:ALIEN-VALUE :SAP #XB505223C :TYPE (*
                                                            (STRUCT

SB-VM::OS-CONTEXT-T-STRUCT))>
    (142 14))
7: (SB-KERNEL::OBJECT-NOT-TYPE-ERROR-HANDLER
    #<unavailable argument>
    #.(SB-SYS:INT-SAP #XB505254C)
    #<SB-ALIEN-INTERNALS:ALIEN-VALUE :SAP #XB505223C :TYPE (*
                                                            (STRUCT

SB-VM::OS-CONTEXT-T-STRUCT))>
    (142 14))
8: (SB-KERNEL:INTERNAL-ERROR
    #.(SB-SYS:INT-SAP #XB505223C)
    #<unavailable argument>)
9: ("foreign function: call_into_lisp")
10: ("foreign function: funcall2")
11: ("foreign function: interrupt_internal_error")
12: ("foreign function: sigtrap_handler")
13: (MAKE-STRING-INPUT-STREAM NIL 0)
14: (NIL NIL)
15: (CP-API::UPLOAD-FILE
     "10f14f8c-016c-479a-9709-ce62b2027149"
     #P"/tmp/upload/6E5824411F6BBA0248441CFCDF13D765-text.png"
     "Customers")
16: (CP-API::SESSION-GENERATE-DESIGN)
17: (CP-API::CP-PRODUCT)
18: (HUNCHENTOOT::PROCESS-REQUEST
     ((:HOST . "127.0.0.1:3001")
      (:ACCEPT
       . "image/gif, image/x-xbitmap, image/jpeg, image/pjpeg,
application/x-shockwave-flash, */*")
      (:ACCEPT-ENCODING . "gzip, deflate") (:ACCEPT-LANGUAGE . "en-us")
      (:COOKIE . "sessionid=52%3A6E5824411F6BBA0248441CFCDF13D765")
      (:UA-CPU . "x86")
      (:USER-AGENT
       . "Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; .NET CLR
1.0.3705; .NET CLR 1.1.4322; .NET CLR 2.0.50727; Media Center PC
4.0)")
      (:X-FORWARDED-FOR . "192.168.1.1")
      (:X-FORWARDED-HOST . "www.greenpixeldesign.com")
      (:X-FORWARDED-SERVER . "www.greenpixeldesign.com")
      (:CONNECTION . "close"))
     #<FLEXI-STREAMS::FLEXI-LATIN-1-IO-STREAM {CBCADE9}>
     :GET
     "/cphandler/product.html"
     :HTTP/1.1)
19: (HUNCHENTOOT::PROCESS-CONNECTION
     #<HUNCHENTOOT::SERVER {A96A0C9}>
     #<SB-BSD-SOCKETS:INET-SOCKET descriptor 14 {CBC2559}>)
20: ((LAMBDA ()))
21: ("foreign function: call_into_lisp")
22: ("foreign function: funcall0")
23: ("foreign function: new_thread_trampoline")
24: ("foreign function: #xB7FD5B63")
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