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我最近使用的安捷伦数据采集器在使用时总是会跳出一个错误信息（详情如下），有哪位高人能帮我解决下这个问题6 a$ a5 |& E# a9 s
异常详细信息
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+ |- ]# M4 R# r) K; \2 B4 s系统级别异常： Object reference not set to an instance of an object.
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0 K6 O6 E J4 ?堆栈详细信息：' Y- U0 r$ Z0 w
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at System.Windows.Forms.WndProc.Invoke(IntPtr hWnd, Int32 msg, IntPtr wParam, IntPtr lParam)1 U+ p1 _) j5 a: A6 Y+ e1 u/ [1 c
at System.Windows.Forms.SafeNativeMethods.ShowWindow(HandleRef hWnd, Int32 nCmdShow)
6 x9 t0 _& \' |1 @3 i9 Rat System.Windows.Forms.Control.SetVisibleCore(Boolean value)
. H+ \6 n% b) l- L- L3 wat System.Windows.Forms.Form.SetVisibleCore(Boolean value) 8 l7 x9 r1 n! x R/ L
at System.Windows.Forms.Control.set_Visible(Boolean value)
* H1 `5 }, I8 qat System.Windows.Forms.Form.ShowDialog(IWin32Window owner)0 ^5 t' D2 Y# q' I8 M8 X- K
at System.Windows.Forms.Form.ShowDialog() % G3 `# {) f- K0 ]& w8 P/ M
at AgtDLIII.GUI.Application.DataLoggerContext.InvokeErrorHandler(Exception oExp, Form oForm) ' h. T: b: j8 R' O
at AgtDLIII.GUI.Application.DataLoggerContext.OnThreadException(Object sender, ThreadExceptionEventArgs t)
0 G0 e4 I0 p3 u7 @) z. L# \at System.Windows.Forms.ThreadContext.OnThreadException(Exception t) \$ W% g, N+ e0 G4 F
at System.Windows.Forms.Control.WndProcException(Exception e) 2 Z: W; z6 o% l4 b0 I/ g5 C9 a
at System.Windows.Forms.ControlNativeWindow.OnThreadException(Exception e)
" R, m1 d h8 u, _" I% s, u, ]at System.Windows.Forms.NativeWindow.Callback(IntPtr hWnd, Int32 msg, IntPtr wparam, IntPtr lparam)3 R9 D' T: E; Q6 o, X- t( W
at System.Windows.Forms.UnsafeNativeMethods.CallWindowProc(IntPtr wndProc, IntPtr hWnd, Int32 msg, IntPtr wParam, IntPtr lParam); K' L; t) o2 {3 B/ _7 ]' r2 f4 R3 a
at System.Windows.Forms.NativeWindow.DefWndProc(Message& m)
( ?4 W; M0 M) J0 x4 @ e1 s T9 {at System.Windows.Forms.Control.DefWndProc(Message& m)
5 n( P4 w, ^, v; y1 L% G( n5 v2 Xat System.Windows.Forms.Form.DefWndProc(Message& m)
# a+ b, Y; l Y" ^5 h5 p5 gat System.Windows.Forms.Control.WndProc(Message& m)
* W0 I% ]5 T9 K# H. W+ J, cat System.Windows.Forms.ScrollableControl.WndProc(Message& m) . o& |% ^3 }# ~! y" U$ K0 W
at System.Windows.Forms.ContainerControl.WndProc(Message& m)1 G4 x: X `4 Z2 S
at System.Windows.Forms.Form.WmNcButtonDown(Message& m)9 ^* x9 }! {8 {5 X8 _
at System.Windows.Forms.Form.WndProc(Message& m)- C2 ]$ W/ }- C# S
at AgtDLIII.GUI.Application.DL34970Main.WndProc(Message& m). i. z% ]* o1 y' p
at System.Windows.Forms.ControlNativeWindow.OnMessage(Message& m) [0 | Z# \& l5 t& G/ R
at System.Windows.Forms.ControlNativeWindow.WndProc(Message& m)* A: G( ^$ w4 y* S* P" @" q
at System.Windows.Forms.NativeWindow.Callback(IntPtr hWnd, Int32 msg, IntPtr wparam, IntPtr lparam)/ {$ X! X4 z) _0 `7 p
DL 3 Thread State : - X) B( U8 _) a
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Thread ID = "248 "- R; g- p, `% m) J+ Q5 H# C
Name = "Automatic Save "- V3 \8 r _1 s% j! O0 H
Priority = "Normal "7 K$ _1 }% s4 d' o
状态 = "WaitSleepJoin "* h% x2 @2 H9 P8 ~+ w! E
调用堆栈:
: O% s0 \6 g7 h* b @ Void Sleep(Int32)" E; s0 F+ \6 r8 _0 `6 E
Void Sleep(Int32)
3 r% q5 n8 W x Void Run()
7 ~% r/ k2 E" }$ k6 K Void ExecuteTask()
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Thread ID = "601 "" R3 k( E) V1 X. o# O
Name = "InsertData ~39253.5883439931 "
" V4 {0 h1 Q' k6 e Priority = "Normal "
/ T! e: D9 Y7 h1 k9 O 状态 = "WaitSleepJoin "3 l( L. `' `( n0 B* d# O6 K) Y
调用堆栈: 7 H. K' U) o0 ^& ?% ~
Void Sleep(Int32)) k: b9 m( i. a
Void Run()3 K+ W8 D& |# J
Void ExecuteTask()
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Thread ID = "667 ": Y9 f3 N' D! r3 [8 x* l
Name = " "9 o/ F! y" ]/ f( e. t( V+ ^
Priority = "Normal "
: z8 u2 T+ _0 ?. { t4 b 状态 = "WaitSleepJoin "; P6 ]9 \2 C# S
调用堆栈:
4 |7 Q5 V( Q3 S5 B3 j- f2 E Boolean WaitOneNative(IntPtr, UInt32, Boolean)
' G) P/ q+ V% ?4 q9 Y Boolean WaitOne()
8 ]! m o! a. g% ^2 m) [! L Void Run()
/ h3 z% s! N1 V z Void ExecuteTask() |
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发表于 2007-9-9 16:14
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