[Mono-bugs] [Bug 76885][Nor] New - NRE crash when setting RichTextBox.Font

[bugzilla-daemon at bugzilla.ximian.com]

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Changed by matt at use.net.

http://bugzilla.ximian.com/show_bug.cgi?id=76885

--- shadow/76885	2005-12-02 16:49:30.000000000 -0500
+++ shadow/76885.tmp.17051	2005-12-02 16:49:30.000000000 -0500
@@ -0,0 +1,64 @@
+Bug#: 76885
+Product: Mono: Class Libraries
+Version: 1.1
+OS: 
+OS Details: 
+Status: NEW   
+Resolution: 
+Severity: 
+Priority: Normal
+Component: Windows.Forms
+AssignedTo: peter at novonyx.com                            
+ReportedBy: matt at use.net               
+QAContact: mono-bugs at ximian.com
+TargetMilestone: ---
+URL: 
+Cc: 
+Summary: NRE crash when setting RichTextBox.Font
+
+Please fill in this template when reporting a bug, unless you know what 
+you are doing. 
+Description of Problem: 
+ 
+ 
+Steps to reproduce the problem: 
+1.  run nunit-gui.exe from nunit 2.2.x 
+ 
+Actual Results: 
+Unhandled Exception: System.NullReferenceException: Object reference not 
+set to an instance of an object 
+in [0x000a5] 
+(at /home/matt/src/mono/mcs/class/Managed.Windows.Forms/System.Windows.Forms/TextControl.cs:3709) 
+System.Windows.Forms.LineTag:FormatText (System.Windows.Forms.Line line, 
+Int32 start, Int32 length, System.Drawing.Font font, System.Drawing.Brush 
+color) 
+in [0x0007c] 
+(at /home/matt/src/mono/mcs/class/Managed.Windows.Forms/System.Windows.Forms/TextControl.cs:3182) 
+System.Windows.Forms.Document:FormatText (System.Windows.Forms.Line 
+start_line, Int32 start_pos, System.Windows.Forms.Line end_line, Int32 
+end_pos, System.Drawing.Font font, System.Drawing.Brush color) 
+in [0x00084] 
+(at /home/matt/src/mono/mcs/class/Managed.Windows.Forms/System.Windows.Forms/RichTextBox.cs:200) 
+System.Windows.Forms.RichTextBox:set_Font (System.Drawing.Font value) 
+Unhandled Exception: System.NullReferenceException: Object reference not 
+set to an instance of an object 
+in [0x000a5] 
+(at /home/matt/src/mono/mcs/class/Managed.Windows.Forms/System.Windows.Forms/TextControl.cs:3709) 
+System.Windows.Forms.LineTag:FormatText (System.Windows.Forms.Line line, 
+Int32 start, Int32 length, System.Drawing.Font font, System.Drawing.Brush 
+color) 
+in [0x0007c] 
+(at /home/matt/src/mono/mcs/class/Managed.Windows.Forms/System.Windows.Forms/TextControl.cs:3182) 
+System.Windows.Forms.Document:FormatText (System.Windows.Forms.Line 
+start_line, Int32 start_pos, System.Windows.Forms.Line end_line, Int32 
+end_pos, System.Drawing.Font font, System.Drawing.Brush color) 
+in [0x00084] 
+(at /home/matt/src/mono/mcs/class/Managed.Windows.Forms/System.Windows.Forms/RichTextBox.cs:200) 
+System.Windows.Forms.RichTextBox:set_Font (System.Drawing.Font value) 
+ 
+ 
+Expected Results: 
+shouldn't crash 
+ 
+How often does this happen?  
+every time, on 1.1.10 and current SVN on both x86 and amd64.