The same for me. PDF annotation and full text search are broken.
Here are some crash stack trace might be helpful:
Exception Name: NSRangeException
Description: *** -[NSBigMutableString characterAtIndex:]: Index 0 out of bounds; string length 0
User Info: (null)
0 CoreFoundation 0x00007fffbc20f52b __exceptionPreprocess + 171
1 libobjc.A.dylib 0x00007fffd08e7cad objc_exception_throw + 48
2 CoreFoundation 0x00007fffbc28da0d +[NSException raise:format:] + 205
3 Foundation 0x00007fffbdbef27c -[NSBigMutableString characterAtIndex:] + 102
4 AppKit 0x00007fffba0c6e6c -[NSTextView _mouseInside:] + 1363
5 AppKit 0x00007fffba0db325 -[NSTextView mouseMoved:] + 588
6 AppKit 0x00007fffba04d2d5 -[NSTrackingArea mouseMoved:] + 150
7 AppKit 0x00007fffba68c1c2 -[NSWindow(NSEventRouting) _reallySendEvent:isDelayedEvent:] + 2508
8 AppKit 0x00007fffba68b42a -[NSWindow(NSEventRouting) sendEvent:] + 541
9 AppKit 0x00007fffba52c2df -[NSApplication(NSEvent) sendEvent:] + 2915
10 Evernote 0x0000000108c787c3 Evernote + 2561987
11 AppKit 0x00007fffb9e12009 -[NSApplication run] + 1002
12 AppKit 0x00007fffb9ddca8a NSApplicationMain + 1237
13 libdyld.dylib 0x00007fffd11c5255 start + 1
14 ??? 0x0000000000000001 0x0 + 1