Bug: Intermittent browser/components/places/tests/browser/browser_sidebarpanels_click.js | Uncaught exception - at resource://gre/modules/PlacesUtils.jsm:807 - Error: PageInfo: Invalid value for property 'visits': [{"transition":2,"date":"2020-04-03T18:44:04
Status: RESOLVED
Priority: P5
Resolution: INCOMPLETE
Created: 2020-04-03 20:07:59+00:00
Resolved: 2020-04-28 17:00:29+00:00

**Filed by:** cbrindusan [at] mozilla.com
**Parsed log:** https://treeherder.mozilla.org/logviewer.html#?job_id=296172248&repo=autoland
**Full log:** https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/HfhnUNojTrSZTVV5zUUBBg/runs/0/artifacts/public/logs/live_backing.log

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[task 2020-04-03T18:44:03.099Z] 18:44:03     INFO - TEST-START | browser/components/places/tests/browser/browser_sidebarpanels_click.js
[task 2020-04-03T18:44:04.186Z] 18:44:04     INFO - TEST-INFO | started process screenshot
[task 2020-04-03T18:44:04.247Z] 18:44:04     INFO - TEST-INFO | screenshot: exit 0
[task 2020-04-03T18:44:04.247Z] 18:44:04     INFO - Buffered messages logged at 18:44:03
[task 2020-04-03T18:44:04.247Z] 18:44:04     INFO - Entering test bound test_sidebarpanels_click
[task 2020-04-03T18:44:04.248Z] 18:44:04     INFO - Running Bookmarks sidebar test in LTR mode
[task 2020-04-03T18:44:04.248Z] 18:44:04     INFO - alert dialog observed as expected
[task 2020-04-03T18:44:04.248Z] 18:44:04     INFO - Console message: [JavaScript Error: "The character encoding of the HTML document was not declared. The document will render with garbled text in some browser configurations if the document contains characters from outside the US-ASCII range. The character encoding of the page must be declared in the document or in the transfer protocol." {file: "http://mochi.test:8888/browser/browser/components/places/tests/browser/sidebarpanels_click_test_page.html" line: 0}]
[task 2020-04-03T18:44:04.249Z] 18:44:04     INFO - Console message: [JavaScript Warning: "XUL box for button element contained an inline #text child, forcing all its children to be wrapped in a block.  This can often be fixed by replacing “display: -moz-inline-box” with “display: -moz-inline-box; display: inline-block”." {file: "chrome://browser/content/browser.xhtml" line: 0}]
[task 2020-04-03T18:44:04.249Z] 18:44:04     INFO - Console message: [JavaScript Warning: "XUL box for button element contained an inline #text child, forcing all its children to be wrapped in a block.  This can often be fixed by replacing “display: -moz-inline-box” with “display: -moz-inline-box; display: inline-block”." {file: "chrome://browser/content/browser.xhtml" line: 0}]
[task 2020-04-03T18:44:04.250Z] 18:44:04     INFO - Running Bookmarks sidebar test in RTL mode
[task 2020-04-03T18:44:04.250Z] 18:44:04     INFO - alert dialog observed as expected
[task 2020-04-03T18:44:04.250Z] 18:44:04     INFO - Console message: [JavaScript Error: "The character encoding of the HTML document was not declared. The document will render with garbled text in some browser configurations if the document contains characters from outside the US-ASCII range. The character encoding of the page must be declared in the document or in the transfer protocol." {file: "http://mochi.test:8888/browser/browser/components/places/tests/browser/sidebarpanels_click_test_page.html" line: 0}]
[task 2020-04-03T18:44:04.250Z] 18:44:04     INFO - Console message: [JavaScript Warning: "XUL box for button element contained an inline #text child, forcing all its children to be wrapped in a block.  This can often be fixed by replacing “display: -moz-inline-box” with “display: -moz-inline-box; display: inline-block”." {file: "chrome://browser/content/browser.xhtml" line: 0}]
[task 2020-04-03T18:44:04.251Z] 18:44:04     INFO - Console message: [JavaScript Warning: "XUL box for button element contained an inline #text child, forcing all its children to be wrapped in a block.  This can often be fixed by replacing “display: -moz-inline-box” with “display: -moz-inline-box; display: inline-block”." {file: "chrome://browser/content/browser.xhtml" line: 0}]
[task 2020-04-03T18:44:04.251Z] 18:44:04     INFO - Running History sidebar test in LTR mode
[task 2020-04-03T18:44:04.251Z] 18:44:04     INFO - Buffered messages logged at 18:44:04
[task 2020-04-03T18:44:04.252Z] 18:44:04     INFO - TEST-PASS | browser/components/places/tests/browser/browser_sidebarpanels_click.js | The correct visit has been selected - 
[task 2020-04-03T18:44:04.252Z] 18:44:04     INFO - TEST-PASS | browser/components/places/tests/browser/browser_sidebarpanels_click.js | The selected node is not bookmarked - 
[task 2020-04-03T18:44:04.253Z] 18:44:04     INFO - alert dialog observed as expected
[task 2020-04-03T18:44:04.253Z] 18:44:04     INFO - Console message: [JavaScript Error: "The character encoding of the HTML document was not declared. The document will render with garbled text in some browser configurations if the document contains characters from outside the US-ASCII range. The character encoding of the page must be declared in the document or in the transfer protocol." {file: "http://mochi.test:8888/browser/browser/components/places/tests/browser/sidebarpanels_click_test_page.html" line: 0}]
[task 2020-04-03T18:44:04.254Z] 18:44:04     INFO - Console message: [JavaScript Warning: "XUL box for button element contained an inline #text child, forcing all its children to be wrapped in a block.  This can often be fixed by replacing “display: -moz-inline-box” with “display: -moz-inline-box; display: inline-block”." {file: "chrome://browser/content/browser.xhtml" line: 0}]
[task 2020-04-03T18:44:04.254Z] 18:44:04     INFO - Console message: [JavaScript Warning: "XUL box for button element contained an inline #text child, forcing all its children to be wrapped in a block.  This can often be fixed by replacing “display: -moz-inline-box” with “display: -moz-inline-box; display: inline-block”." {file: "chrome://browser/content/browser.xhtml" line: 0}]
[task 2020-04-03T18:44:04.254Z] 18:44:04     INFO - Running History sidebar test in RTL mode
[task 2020-04-03T18:44:04.254Z] 18:44:04     INFO - Buffered messages finished
[task 2020-04-03T18:44:04.255Z] 18:44:04     INFO - TEST-UNEXPECTED-FAIL | browser/components/places/tests/browser/browser_sidebarpanels_click.js | Uncaught exception - at resource://gre/modules/PlacesUtils.jsm:807 - Error: PageInfo: Invalid value for property 'visits': [{"transition":2,"date":"2020-04-03T18:44:04.209Z"}]