Wow. Thank you. 

On Sep 28, 2017 5:43 PM, <commits@source.squeak.org> wrote:
David T. Lewis uploaded a new version of Compression to project The Trunk:
http://source.squeak.org/trunk/Compression-dtl.55.mcz

==================== Summary ====================

Name: Compression-dtl.55
Author: dtl
Time: 28 September 2017, 8:43:03.046216 pm
UUID: 3a42cda4-740b-4ac0-9fe3-2033f5a3177b
Ancestors: Compression-dtl.54

Instead of "Error: can't find EOCD position", say "Error: ZipArchive cannot find EOCD position in <name of the file or stream>"

=============== Diff against Compression-dtl.54 ===============

Item was changed:
  ----- Method: ZipArchive>>readFrom: (in category 'reading') -----
  readFrom: aStreamOrFileName
        | stream name eocdPosition |
        stream := aStreamOrFileName isStream
                ifTrue: [name := aStreamOrFileName name. aStreamOrFileName]
                ifFalse: [StandardFileStream readOnlyFileNamed: (name := aStreamOrFileName)].
        stream binary.
        eocdPosition := self class findEndOfCentralDirectoryFrom: stream.
+       eocdPosition <= 0 ifTrue: [self error: self class name, ' cannot find EOCD position in ', aStreamOrFileName name].
-       eocdPosition <= 0 ifTrue: [self error: 'can''t find EOCD position'].
        self readEndOfCentralDirectoryFrom: stream.
        stream position: eocdPosition - centralDirectorySize.
        self readMembersFrom: stream named: name!