crash window in itunes when trashing podcast

When I trash a podcast, I get the following after I delete. Any idea why, just started yesterday. Can still trash podcasts but every annoying.

Exception Name: NSInternalInconsistencyException

Description: Invalid message sent to event "NSEvent: type=LMouseUp loc=(399,18) time=1177.5 flags=0x100 win=0x0 winNum=175 ctxt=0x0 evNum=293 click=1 buttonNumber=0 pressure=0"

User Info: (null)

0 CoreFoundation 0x00007fff907b9986 __exceptionPreprocess + 198

1 libobjc.A.dylib 0x00007fff92a63d5e objc_exception_throw + 43

2 CoreFoundation 0x00007fff907b97ba +[NSException raise:format:arguments:] + 106

3 Foundation 0x00007fff8dca514f -[NSAssertionHandler handleFailureInMethod:object:file:lineNumber:description:] + 169

4 AppKit 0x00007fff8a073c57 -[NSEvent charactersIgnoringModifiers] + 292

5 iTunes 0x000000010fad757e iTunes + 5563774

6 iTunes 0x000000010fad77d0 iTunes + 5564368

7 iTunes 0x000000010fa13444 iTunes + 4760644

8 iTunes 0x000000010fa7123e iTunes + 5145150

9 AppKit 0x00007fff89fd3ad2 -[NSWindow sendEvent:] + 7404

10 iTunes 0x000000010f6d6b3b iTunes + 1366843

11 AppKit 0x00007fff89f6bf19 -[NSApplication sendEvent:] + 5665

12 AppKit 0x00007fff89f0242b -[NSApplication run] + 548

13 iTunes 0x000000010f58bf9d iTunes + 12189

14 iTunes 0x000000010f58be04 iTunes + 11780

15 ??? 0x0000000000000002 0x0 + 2