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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3 W% g5 q0 D) a/ N( B u( a2 P6 A& G
异常详细信息7 t( r- E4 L) p2 ^# `; N
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系统级别异常: Object reference not set to an instance of an object.
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堆栈详细信息:: P/ J: j# t" i* w P
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at System.Windows.Forms.WndProc.Invoke(IntPtr hWnd, Int32 msg, IntPtr wParam, IntPtr lParam)0 e5 a0 H6 n5 s
at System.Windows.Forms.SafeNativeMethods.ShowWindow(HandleRef hWnd, Int32 nCmdShow) $ i$ z0 l1 v7 P$ m) s2 \' m. L
at System.Windows.Forms.Control.SetVisibleCore(Boolean value)
0 p p7 y( M' T7 cat System.Windows.Forms.Form.SetVisibleCore(Boolean value)
. Y' ~% [3 q1 v, c* t5 I8 K# ~2 hat System.Windows.Forms.Control.set_Visible(Boolean value)
" q- i* d. r' M# V; Eat System.Windows.Forms.Form.ShowDialog(IWin32Window owner)# S1 c- Z/ W9 r) }
at System.Windows.Forms.Form.ShowDialog() ) x& Z4 j1 m9 W! o, S- X
at AgtDLIII.GUI.Application.DataLoggerContext.InvokeErrorHandler(Exception oExp, Form oForm)
7 J& n/ \0 t5 O/ n% C9 |8 E9 _at AgtDLIII.GUI.Application.DataLoggerContext.OnThreadException(Object sender, ThreadExceptionEventArgs t)
7 x; O8 R5 ]5 j7 N2 S! \at System.Windows.Forms.ThreadContext.OnThreadException(Exception t)
# v. i; }& s- d: g. Vat System.Windows.Forms.Control.WndProcException(Exception e) ( L- B! d+ s+ K7 h
at System.Windows.Forms.ControlNativeWindow.OnThreadException(Exception e) : C9 H( b5 L8 t6 M
at System.Windows.Forms.NativeWindow.Callback(IntPtr hWnd, Int32 msg, IntPtr wparam, IntPtr lparam); V( ?0 ^; W5 e+ k+ {! ]
at System.Windows.Forms.UnsafeNativeMethods.CallWindowProc(IntPtr wndProc, IntPtr hWnd, Int32 msg, IntPtr wParam, IntPtr lParam)
1 M4 Y9 {* X3 J w3 e) _; A0 f& {at System.Windows.Forms.NativeWindow.DefWndProc(Message& m)
z, C6 z7 I4 {at System.Windows.Forms.Control.DefWndProc(Message& m)
9 p+ x3 ~5 D% @+ {at System.Windows.Forms.Form.DefWndProc(Message& m)
+ v, v# I/ s; e( c" w$ r$ R qat System.Windows.Forms.Control.WndProc(Message& m). ]! ~+ l% k9 `
at System.Windows.Forms.ScrollableControl.WndProc(Message& m) ( c# H- X* d1 g% v1 t) o& q2 G3 g
at System.Windows.Forms.ContainerControl.WndProc(Message& m)- C( \" {5 b- }5 h, G; |
at System.Windows.Forms.Form.WmNcButtonDown(Message& m)/ C' j+ e2 x& }% ^: P
at System.Windows.Forms.Form.WndProc(Message& m)
2 g% b+ k* H, y% Z! M& T$ C3 ^; T$ nat AgtDLIII.GUI.Application.DL34970Main.WndProc(Message& m)
, C) `% Q: O! K$ w5 V/ Iat System.Windows.Forms.ControlNativeWindow.OnMessage(Message& m)! \- N3 \ ]) j/ w) _2 s
at System.Windows.Forms.ControlNativeWindow.WndProc(Message& m)4 o8 J) r( Y) g* W5 |: _& s6 o
at System.Windows.Forms.NativeWindow.Callback(IntPtr hWnd, Int32 msg, IntPtr wparam, IntPtr lparam)' C9 i. a& y; e2 j
DL 3 Thread State :
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% d+ L6 A3 t) b% q) ]. s Thread ID = "248 "! _3 k& o1 _+ j7 \2 V# L9 f
Name = "Automatic Save "9 o7 B" z, s0 J2 Y# q
Priority = "Normal "
' l, i! X4 b6 F 状态 = "WaitSleepJoin "* r! B3 e% k/ ]9 K/ ]' x6 q
调用堆栈:
@0 U; E& [3 } Void Sleep(Int32)
, u+ ]4 X8 g- d' R$ ~. A1 }+ \ Void Sleep(Int32)
# \! E7 d7 |1 M: R0 } Void Run()( N, X5 W9 u3 s& F0 S3 |/ f i: ?
Void ExecuteTask(), [7 @( i$ [% l1 w- E, b) m' V
2
. |5 Z- F Y# E Thread ID = "601 "
* Y3 j& [% e1 D Name = "InsertData ~39253.5883439931 "; f, ~3 ]' m* K0 v% S0 r
Priority = "Normal "# s) p+ h- ?2 L) [5 f+ q
状态 = "WaitSleepJoin "
5 ] n9 l) o' Y2 \: u 调用堆栈:
8 j7 G7 V% x; O) ^- X1 Z9 P$ [ Void Sleep(Int32)
2 P1 t5 [, ^4 c5 t3 B4 S% x8 t Void Run()% r0 V" x5 A. {$ y# A
Void ExecuteTask()
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. O" {, ?9 j1 I4 i Thread ID = "667 "
- ]+ j1 o0 }2 } Name = " "
3 f8 P/ Z9 r& T+ q2 n' F Priority = "Normal "- x' {+ {- m! H$ }# h4 r# D. b
状态 = "WaitSleepJoin "
# l# k) x% N2 M5 G 调用堆栈: ' h# w6 Z, B# h! Q( w! e O8 ?
Boolean WaitOneNative(IntPtr, UInt32, Boolean)3 k/ [( Q+ F: p5 i5 e
Boolean WaitOne()
1 y, N7 w! t: D; h1 v- L Void Run(), U. Y( z0 h. m6 o
Void ExecuteTask() |
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