<?xml version="1.0" encoding="UTF-8" standalone="yes" ?>
<!DOCTYPE bugzilla SYSTEM "https://bugs.webkit.org/page.cgi?id=bugzilla.dtd">

<bugzilla version="5.0.4.1"
          urlbase="https://bugs.webkit.org/"
          
          maintainer="admin@webkit.org"
>

    <bug>
          <bug_id>207470</bug_id>
          
          <creation_ts>2020-02-10 09:31:08 -0800</creation_ts>
          <short_desc>imported/w3c/web-platform-tests/workers/WorkerGlobalScope_ErrorEvent_colno.htm is a flaky failure</short_desc>
          <delta_ts>2025-11-06 01:29:20 -0800</delta_ts>
          <reporter_accessible>1</reporter_accessible>
          <cclist_accessible>1</cclist_accessible>
          <classification_id>1</classification_id>
          <classification>Unclassified</classification>
          <product>WebKit</product>
          <component>New Bugs</component>
          <version>WebKit Nightly Build</version>
          <rep_platform>Unspecified</rep_platform>
          <op_sys>Unspecified</op_sys>
          <bug_status>RESOLVED</bug_status>
          <resolution>FIXED</resolution>
          
          
          <bug_file_loc></bug_file_loc>
          <status_whiteboard></status_whiteboard>
          <keywords>InRadar</keywords>
          <priority>P2</priority>
          <bug_severity>Normal</bug_severity>
          <target_milestone>---</target_milestone>
          
          
          <everconfirmed>1</everconfirmed>
          <reporter name="Jacob Uphoff">jacob_uphoff</reporter>
          <assigned_to name="Chris Dumez">cdumez</assigned_to>
          <cc>bmedina2</cc>
    
    <cc>webkit-bot-watchers-bugzilla</cc>
    
    <cc>webkit-bug-importer</cc>
          

      

      

      

          <comment_sort_order>oldest_to_newest</comment_sort_order>  
          <long_desc isprivate="0" >
    <commentid>1616905</commentid>
    <comment_count>0</comment_count>
    <who name="Jacob Uphoff">jacob_uphoff</who>
    <bug_when>2020-02-10 09:31:08 -0800</bug_when>
    <thetext>imported/w3c/web-platform-tests/workers/WorkerGlobalScope_ErrorEvent_colno.htm

This test has been a flaky failure for all visible history 

Fails on wk1 debug 

I ran the test in iterations x5000 and did not reproduce the failure.

History:

https://results.webkit.org/?suite=layout-tests&amp;test=imported%2Fw3c%2Fweb-platform-tests%2Fworkers%2FWorkerGlobalScope_ErrorEvent_colno.htm&amp;limit=50000

Diff: 

--- /Volumes/Data/slave/catalina-debug-tests-wk1/build/layout-test-results/imported/w3c/web-platform-tests/workers/WorkerGlobalScope_ErrorEvent_colno-expected.txt
+++ /Volumes/Data/slave/catalina-debug-tests-wk1/build/layout-test-results/imported/w3c/web-platform-tests/workers/WorkerGlobalScope_ErrorEvent_colno-actual.txt
@@ -1,4 +1,3 @@
-CONSOLE MESSAGE: line 3: Error: Error Message
 
 PASS  WorkerGlobalScope onerror event handler argument: col</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1616906</commentid>
    <comment_count>1</comment_count>
    <who name="Radar WebKit Bug Importer">webkit-bug-importer</who>
    <bug_when>2020-02-10 09:31:34 -0800</bug_when>
    <thetext>&lt;rdar://problem/59313370&gt;</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1616909</commentid>
    <comment_count>2</comment_count>
    <who name="Jacob Uphoff">jacob_uphoff</who>
    <bug_when>2020-02-10 09:37:36 -0800</bug_when>
    <thetext>Set test expectations on 256186</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>2156844</commentid>
    <comment_count>3</comment_count>
    <who name="Chris Dumez">cdumez</who>
    <bug_when>2025-11-05 21:47:36 -0800</bug_when>
    <thetext>*** Bug 296183 has been marked as a duplicate of this bug. ***</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>2156845</commentid>
    <comment_count>4</comment_count>
    <who name="Chris Dumez">cdumez</who>
    <bug_when>2025-11-05 21:48:06 -0800</bug_when>
    <thetext>Pull request: https://github.com/WebKit/WebKit/pull/53507</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>2156880</commentid>
    <comment_count>5</comment_count>
    <who name="EWS">ews-feeder</who>
    <bug_when>2025-11-06 01:29:17 -0800</bug_when>
    <thetext>Committed 302639@main (8e5b4f7f3dbf): &lt;https://commits.webkit.org/302639@main&gt;

Reviewed commits have been landed. Closing PR #53507 and removing active labels.</thetext>
  </long_desc>
      
      

    </bug>

</bugzilla>