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Issue 593571 link

Starred by 3 users

Issue metadata

Status: Duplicate
Merged: issue 593262
Owner: ----
Closed: Mar 2016
Cc:
Components:
EstimatedDays: ----
NextAction: ----
OS: Windows
Pri: 2
Type: Bug



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[DirectWrite] Japanese font not rendered in OneDrive and Outlook

Project Member Reported by nataliyaf@chromium.org, Mar 10 2016

Issue description

Chrome Version 48.0.2564.103 m (64-bit)      : <Copy from: 'about:version'>
URLs (if applicable) :
Other browsers tested: Edge, FF
  Add OK or FAIL after other browsers where you have tested this issue:
     Safari: PASS/FAIL (Version) Pass
    Firefox: PASS/FAIL (Version)Pass
         IE: PASS/FAIL (Version)Pass

What steps will reproduce the problem?
(1)Open either OneDrive or Outlook web app with content in Japanese
(2)Confirm that squares are displayed instead of characters
*NOTE : issue is fixed when DirectWrite is disabled in chrome://flags


What is the expected result?
Japanese characters are displayed correctly 


What happens instead?


Please provide any additional information below. Attach a screenshot if
possible.

 
無題.png
74.8 KB View Download
shown unwanted japanise font automaticly, please help me to remove this

Comment 2 by kojii@chromium.org, Mar 11 2016

Components: Blink>Fonts
#1: I'm sorry but I do not understand what your problem is. Can you elaborate?

Comment 3 by kojii@chromium.org, Mar 11 2016

Cc: drott@chromium.org e...@chromium.org kochi@chromium.org

Comment 4 by drott@chromium.org, Mar 11 2016

Cc: kulshin@chromium.org js...@chromium.org
Thanks for the report nataliyaf@, could you share Chrome's DirectWrite font cache file?
You would find it in:
C:\Users\<YourWindowsUserFolder>/AppData/Local/Google/Chrome/User Data/Default/ChromeDWriteFontCache - you can email it to me or upload it to Google Drive of your Chromium account and paste the shared link here?

We might have an issue with the integrity of the DirectWrite font cache and it would help to investigate further.

Comment 5 by kojii@chromium.org, Mar 11 2016

Cc: -js...@chromium.org
A little background: this is the issue mentioned in  issue 593253 #c23, started from M48 in the product forum.
https://productforums.google.com/forum/#!topic/chrome-ja/5tqwtWvLySg;context-place=forum/chrome-ja

Many seem to resolve the issue by either:
1. Disable DWrite, or
2. Create a new account
so maybe related with ChromeDWriteFontCache mentioned in  issue 593262 #c23?

* We don't have local repro yet (#0: please correct me if wrong)
* Unlike other similar issues, this one starts from M48.
* Not sure how much users are facing this, checking.

Comment 6 by kojii@chromium.org, Mar 11 2016

Cc: js...@chromium.org

Comment 7 by kojii@chromium.org, Mar 11 2016

Cc: kojii@chromium.org
I'm not sure it is related since it involves Flash as well, but another font issue found after M48 : 
 Issue 584046  Japanese font rendering blurry in Flash content since M48
https://bugs.chromium.org/p/chromium/issues/detail?id=584046&can=1&q=flash%20JP%20font&colspec=ID%20Pri%20M%20Stars%20ReleaseBlock%20Component%20Status%20Owner%20Summary%20OS%20Modified

Comment 9 by magur0...@gmail.com, Mar 13 2016

https://productforums.google.com/d/msg/chrome-ja/5tqwtWvLySg/XAy4reSyCwAJ
ChromeDWriteFontCache
30.2 MB Download

Comment 10 by drott@chromium.org, Mar 14 2016

magur0615, thank you very much for the upload! Much appreciated.

Natalya, could you summarize the updated comments in the discussion forums? Are users reporting any improvement after removing the ChromeDWriteFontCache? 


Comment 11 by drott@chromium.org, Mar 14 2016

I was able to partially reproducie this once (only :-() when using the ChromeDWriteFontCache file from #9. Digits fail to display in OneDrive filenames when the OneDrive UI language is set to Japanese.

Comment 12 by kojii@chromium.org, Mar 14 2016

Great, I tried but without luck, I suppose something was wrong for what I did but can't figure out what it is.

In the forum we asked to upload the file to this bug, but didn't explicitly ask to remove so nobody has done that yet. One guy reported that "Segoe UI", "Segoe UI Regular", and "Seguoe UI Symbol" are suspicious, when he removed these in devtools, the issue was gone.

By reading other old comments, people fixed the issue by either:
a. Disable DirectWrite, or
b. Recreate the account (and imported old bookmarks etc. to the new account)
The "b" fixed the issue indicates that the ChromeDWriteFontCache is suspicious?

Comment 13 by kojii@chromium.org, Mar 14 2016

#11: forgot to add that, in the forum, the reports are all about digits in tofu, Japanese and alphabets are fine, so it looks like your repro is exactly the one.

Comment 14 by drott@chromium.org, Mar 14 2016

But the screenshots above seem to have missing text for the folder names as well. Digits for the dates are squares. But looks like this is likely a duplicate of the Turkish  issue 593262 .

Re #12: a) _and_ b) are consistent with the hypothesis that ChromeDWriteFontCache introduces brokenness.

Comment 15 by kojii@chromium.org, Mar 14 2016

> But the screenshots above seem to have missing text for the folder names as well.

I think the poster erased it because it's a private info. As far as I read from the comment, the issue is digits are square, but Japanese and ASCII letters are fine, so I agree, this one is likely to be a dup of Turkish issue.

Comment 16 by e...@chromium.org, Mar 19 2016

Mergedinto: 593262
Status: Duplicate (was: Unconfirmed)

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