This is the message I am receiving:
rocess: Adobe Digital Editions [4875]
Path: /Applications/Adobe Digital Editions 4.0.app/Contents/MacOS/Adobe Digital Editions
Identifier: com.adobe.adobedigitaleditions.app
Version: 4.0 (1)
Code Type: X86-64 (Native)
Parent Process: launchd [153]
Responsible: Adobe Digital Editions [4875]
User ID: 501
Date/Time: 2014-09-17 10:54:50.997 -0400
OS Version: Mac OS X 10.9.4 (13E28)
Report Version: 11
Anonymous UUID: 3A47E28D-DA16-A57A-90BF-1C2F72DF0AF8
Sleep/Wake UUID: 7B36D3DB-8E03-409F-855E-13B5B53B4FA6
Crashed Thread: 0 Dispatch queue: com.apple.main-thread
Exception Type: EXC_BAD_ACCESS (SIGSEGV)
Exception Codes: KERN_INVALID_ADDRESS at 0x0000000000000000
VM Regions Near 0:
-->
__TEXT 000000010ec68000-000000010f462000 [ 8168K] r-x/rwx SM=COW /Applications/Adobe Digital Editions 4.0.app/Contents/MacOS/Adobe Digital Editions
Thread 0 Crashed:: Dispatch queue: com.apple.main-thread
0 com.adobe.adobedigitaleditions.app 0x000000010eebd5d1 DRMDecryptor::MakeFilterContext(std::__1::shared_ptr<ePub3::ManifestItem const>) const + 355
1 ePub3.dylib 0x000000010fe66df5 ePub3::FilterChainSyncStream::FilterChainSyncStream(std::__1::unique_ptr<ePub3::ByteStrea m, std::__1::default_delete<ePub3::ByteStream> >&&, std::__1::vector<std::__1::shared_ptr<ePub3::ContentFilter>, std::__1::allocator<std::__1::shared_ptr<ePub3::ContentFilter> > >&, std::__1::shared_ptr<ePub3::ManifestItem const>) + 339
2 ePub3.dylib 0x000000010fe69178 std::__1::shared_ptr<ePub3::FilterChainSyncStream> std::__1::shared_ptr<ePub3::FilterChainSyncStream>::make_shared<std::__1::unique_ptr<ePub 3::ByteStream, std::__1::default_delete<ePub3::ByteStream> >, std::__1::vector<std::__1::shared_ptr<ePub3::ContentFilter>, std::__1::allocator<std::__1::shared_ptr<ePub3::ContentFilter> > >&, std::__1::shared_ptr<ePub3::ManifestItem const>&>(std::__1::unique_ptr<ePub3::ByteStream, std::__1::default_delete<ePub3::ByteStream> >&&, std::__1::vector<std::__1::shared_ptr<ePub3::ContentFilter>, std::__1::allocator<std::__1::shared_ptr<ePub3::ContentFilter> > >&&&, std::__1::shared_ptr<ePub3::ManifestItem const>&&&) + 134
3 ePub3.dylib 0x000000010fe67eb5 ePub3::FilterChain::GetSyncFilteredOutputStreamForManifestItem(std::__1::shared_ptr<ePub3 ::ManifestItem const>) const + 433
4 ePub3.dylib 0x000000010fe1c955 ePub3::Package::SyncContentStreamForItem(std::__1::shared_ptr<ePub3::ManifestItem const>) const + 265
5 ePub3.dylib 0x000000010fe2d916 ePub3::ManifestItem::ReferencedDocument() const + 182
6 ePub3.dylib 0x000000010fe0fbba