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Add possible problems

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1 parent 46df4f1 commit e33579a94937f2963d2e6d130619d9c195da55b5 @sunfmin committed Dec 17, 2011
Showing with 36 additions and 0 deletions.
  1. +36 −0 _posts/2011-12-17-use-popover-step-by-step.md
  2. BIN images/use-pop-over/p11.png
@@ -3,6 +3,8 @@ layout: post
title: Use popover step by step
---
+## Correct Steps
+
1. Create a project
![image](/images/use-pop-over/p1.png)
@@ -50,3 +52,37 @@ title: Use popover step by step
![image](/images/use-pop-over/p10.png)
+
+## Possible Problems
+
+1. loaded the "PopoverViewController" nib but no view was set.
+
+ 2011-12-17 23:17:37.791 UsePopover[3355:707] -[NSViewController loadView] loaded the "PopoverViewController" nib but no view was set.
+ 2011-12-17 23:17:37.793 UsePopover[3355:707] (
+ 0 CoreFoundation 0x00007fff924d6286 __exceptionPreprocess + 198
+ 1 libobjc.A.dylib 0x00007fff8ab25d5e objc_exception_throw + 43
+ 2 CoreFoundation 0x00007fff924d60ba +[NSException raise:format:arguments:] + 106
+ 3 CoreFoundation 0x00007fff924d6044 +[NSException raise:format:] + 116
+ 4 AppKit 0x00007fff8b6b9e21 -[NSViewController loadView] + 336
+ 5 AppKit 0x00007fff8b6b5a8a -[NSViewController view] + 41
+ 6 AppKit 0x00007fff8bdcd232 -[NSPopover showRelativeToRect:ofView:preferredEdge:] + 159
+ 7 UsePopover 0x00000001000013db -[AppDelegate popup:] + 203
+ 8 CoreFoundation 0x00007fff924c5a1d -[NSObject performSelector:withObject:] + 61
+ 9 AppKit 0x00007fff8b68c710 -[NSApplication sendAction:to:from:] + 139
+ 10 AppKit 0x00007fff8b68c642 -[NSControl sendAction:to:] + 88
+ 11 AppKit 0x00007fff8b68c56d -[NSCell _sendActionFrom:] + 137
+ 12 AppKit 0x00007fff8b68ba30 -[NSCell trackMouse:inRect:ofView:untilMouseUp:] + 2014
+ 13 AppKit 0x00007fff8b70b8e0 -[NSButtonCell trackMouse:inRect:ofView:untilMouseUp:] + 489
+ 14 AppKit 0x00007fff8b68a63a -[NSControl mouseDown:] + 786
+ 15 AppKit 0x00007fff8b6550e0 -[NSWindow sendEvent:] + 6306
+ 16 AppKit 0x00007fff8b5ed68f -[NSApplication sendEvent:] + 5593
+ 17 AppKit 0x00007fff8b583682 -[NSApplication run] + 555
+ 18 AppKit 0x00007fff8b80280c NSApplicationMain + 867
+ 19 UsePopover 0x00000001000012d2 main + 34
+ 20 UsePopover 0x00000001000012a4 start + 52
+ 21 ??? 0x0000000000000003 0x0 + 3
+ )
+
+This is because `PopoverViewController.xib` 's Controller class `PopoverViewController.xib` 's view property didn't connect to Interface Builder's Custom View, You can do so by this:
+
+ ![image](/images/use-pop-over/p11.png)
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