Hello,

To find the correct solution to your problem, we need some more non-personal information from you. Please do the following:

1. Use ONE of these methods to open the Firefox Troubleshooting Information page:
   • Click the menu button , click on help and select Troubleshooting Information.
   • Type about:support into the Firefox address bar and press the enter key.
2. At the top of the Troubleshooting Information page that comes up, you should see a button that says "Copy text to clipboard". Click it.
3. Now, go back to your forum post, right-click in the reply box and select Paste from the context menu (or else click inside the reply box and press the Ctrl+V keys) to paste all the information you copied into the forum post. If the log is too long you could use a paste service like pastebin.com instead.

If you need further information about the Troubleshooting information page, please read the article Use the Troubleshooting Information page to help fix Firefox issues.

Thanks in advance for your help!

Application Basics

Name: Firefox Version: 53.0.3 Build ID: 20170518000419 Update Channel: release User Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.12; rv:53.0) Gecko/20100101 Firefox/53.0 OS: Darwin 16.6.0 Multiprocess Windows: 0/1 (Disabled by add-ons) Safe Mode: false

Crash Reports for the Last 3 Days

Report ID: bp-6531d3ae-097c-43f8-a607-f8cbf1170619 Submitted: 16 hours ago

All Crash Reports

Extensions

Name: Adblock Plus Version: 2.9.1 Enabled: true ID: {d10d0bf8-f5b5-c8b4-a8b2-2b9879e08c5d}

Name: Application Update Service Helper Version: 2.0 Enabled: true ID: aushelper@mozilla.org

Name: Flash Video Downloader - YouTube HD Download [4K] Version: 15.0.15 Enabled: true ID: artur.dubovoy@gmail.com

Name: Follow-on Search Telemetry Version: 0.8.0 Enabled: true ID: followonsearch@mozilla.com

Name: Media Converter and Muxer Version: 0.1.4 Enabled: true ID: {0ff128a1-c286-4e73-bffa-9ae879b244d5}

Name: Media Converter and Muxer Version: 0.2.5 Enabled: true ID: jid1-kps5PrGBNtzSLQ@jetpack

Name: Multi-process staged rollout Version: 1.14 Enabled: true ID: e10srollout@mozilla.org

Name: Pocket Version: 1.0.5 Enabled: true ID: firefox@getpocket.com

Name: Shield Recipe Client Version: 1.0.0 Enabled: true ID: shield-recipe-client@mozilla.org

Name: SoundCloud MP3 Downloader Version: 0.2.0 Enabled: true ID: jid1-hnmMaq1milpehc6uI@jetpack

Name: Video Downloader professional Version: 1.97.37.1-signed.1-signed Enabled: true ID: ffext_basicvideoext@startpage24

Name: Web Compat Version: 1.0 Enabled: true ID: webcompat@mozilla.org

Name: YouTube Video and Audio Downloader Version: 0.5.9 Enabled: true ID: feca4b87-3be4-43da-a1b1-137c24220968@jetpack

Name: AdBlocker for YouTube™ Version: 0.2.5 Enabled: false ID: jid1-q4sG8pYhq8KGHs@jetpack

Graphics

Features Compositing: OpenGL Asynchronous Pan/Zoom: none WebGL Renderer: Intel Inc. -- Intel Iris Pro OpenGL Engine WebGL2 Renderer: Intel Inc. -- Intel Iris Pro OpenGL Engine Audio Backend: audiounit GPU #1 Active: Yes Vendor ID: 0x8086 Device ID: 0x0d26

Diagnostics AzureCanvasAccelerated: 1 AzureCanvasBackend: skia AzureContentBackend: skia AzureFallbackCanvasBackend: none TileHeight: 1024 TileWidth: 1024

Important Modified Preferences

browser.cache.disk.capacity: 358400 browser.cache.disk.filesystem_reported: 1 browser.cache.disk.smart_size.first_run: false browser.cache.frecency_experiment: 4 browser.download.importedFromSqlite: true browser.places.smartBookmarksVersion: 8 browser.sessionstore.upgradeBackup.latestBuildID: 20170518000419 browser.startup.homepage_override.buildID: 20170518000419 browser.startup.homepage_override.mstone: 53.0.3 browser.tabs.remote.autostart.2: true browser.tabs.warnOnClose: false browser.urlbar.daysBeforeHidingSuggestionsPrompt: 0 browser.urlbar.lastSuggestionsPromptDate: 20161221 dom.apps.reset-permissions: true dom.mozApps.used: true dom.push.userAgentID: fde9d0a54f1f49e7a8fb2a5aeea03451 extensions.lastAppVersion: 53.0.3 font.internaluseonly.changed: true media.benchmark.vp9.fps: 192 media.benchmark.vp9.versioncheck: 2 media.gmp-gmpopenh264.abi: x86_64-gcc3 media.gmp-gmpopenh264.lastUpdate: 1492969297 media.gmp-gmpopenh264.version: 1.6 media.gmp-manager.buildID: 20170518000419 media.gmp-manager.lastCheck: 1497892228 media.gmp-widevinecdm.abi: x86_64-gcc3 media.gmp-widevinecdm.lastUpdate: 1492969298 media.gmp-widevinecdm.version: 1.4.8.903 media.gmp.storage.version.observed: 1 media.webrtc.debug.aec_log_dir: /Users/Genesis/Library/Caches/TemporaryItems media.webrtc.debug.log_file: /Users/Genesis/Library/Caches/TemporaryItems/WebRTC.log network.cookie.prefsMigrated: true network.predictor.cleaned-up: true places.database.lastMaintenance: 1497586906 places.history.expiration.transient_current_max_pages: 127211 plugin.disable_full_page_plugin_for_types: application/pdf plugin.importedState: true plugin.state.flash: 1 print.print_bgcolor: false print.print_bgimages: false print.print_duplex: 5832786 print.print_evenpages: true print.print_in_color: true print.print_margin_bottom: 0.5 print.print_margin_left: 0.5 print.print_margin_right: 0.5 print.print_margin_top: 0.5 print.print_oddpages: true print.print_orientation: 0 print.print_page_delay: 50 print.print_paper_data: 0 print.print_paper_height: 11.00 print.print_paper_name: print.print_paper_size_unit: 0 print.print_paper_width: 8.50 print.print_resolution: 5046385 print.print_reversed: false print.print_scaling: 1.00 print.print_shrink_to_fit: true print.print_to_file: false print.print_unwriteable_margin_bottom: 13 print.print_unwriteable_margin_left: 13 print.print_unwriteable_margin_right: 13 print.print_unwriteable_margin_top: 13 print.printer_HP_Officejet_4620_series.print_bgcolor: false print.printer_HP_Officejet_4620_series.print_bgimages: false print.printer_HP_Officejet_4620_series.print_duplex: 5832786 print.printer_HP_Officejet_4620_series.print_edge_bottom: 0 print.printer_HP_Officejet_4620_series.print_edge_left: 0 print.printer_HP_Officejet_4620_series.print_edge_right: 0 print.printer_HP_Officejet_4620_series.print_edge_top: 0 print.printer_HP_Officejet_4620_series.print_evenpages: true print.printer_HP_Officejet_4620_series.print_footercenter: print.printer_HP_Officejet_4620_series.print_footerleft: &PT print.printer_HP_Officejet_4620_series.print_footerright: &D print.printer_HP_Officejet_4620_series.print_headercenter: print.printer_HP_Officejet_4620_series.print_headerleft: &T print.printer_HP_Officejet_4620_series.print_headerright: &U print.printer_HP_Officejet_4620_series.print_in_color: true print.printer_HP_Officejet_4620_series.print_margin_bottom: 0.5 print.printer_HP_Officejet_4620_series.print_margin_left: 0.5 print.printer_HP_Officejet_4620_series.print_margin_right: 0.5 print.printer_HP_Officejet_4620_series.print_margin_top: 0.5 print.printer_HP_Officejet_4620_series.print_oddpages: true print.printer_HP_Officejet_4620_series.print_orientation: 0 print.printer_HP_Officejet_4620_series.print_page_delay: 50 print.printer_HP_Officejet_4620_series.print_paper_data: 0 print.printer_HP_Officejet_4620_series.print_paper_height: 11.00 print.printer_HP_Officejet_4620_series.print_paper_name: na-letter print.printer_HP_Officejet_4620_series.print_paper_size_unit: 0 print.printer_HP_Officejet_4620_series.print_paper_width: 8.50 print.printer_HP_Officejet_4620_series.print_resolution: 5046385 print.printer_HP_Officejet_4620_series.print_reversed: false print.printer_HP_Officejet_4620_series.print_scaling: 1.00 print.printer_HP_Officejet_4620_series.print_shrink_to_fit: true print.printer_HP_Officejet_4620_series.print_to_file: false print.printer_HP_Officejet_4620_series.print_unwriteable_margin_bottom: 13 print.printer_HP_Officejet_4620_series.print_unwriteable_margin_left: 13 print.printer_HP_Officejet_4620_series.print_unwriteable_margin_right: 13 print.printer_HP_Officejet_4620_series.print_unwriteable_margin_top: 13 privacy.sanitize.migrateClearSavedPwdsOnExit: true privacy.sanitize.migrateFx3Prefs: true security.sandbox.content.tempDirSuffix: {396ed424-fc86-e549-8fa4-ca9c6ea95c5a} services.sync.declinedEngines: storage.vacuum.last.index: 1 storage.vacuum.last.places.sqlite: 1495478694

Important Locked Preferences

Places Database

JavaScript

Incremental GC: true

Accessibility

Activated: false Prevent Accessibility: 0

Library Versions

NSPR Expected minimum version: 4.13.1 Version in use: 4.13.1

NSS Expected minimum version: 3.29.5 Version in use: 3.29.5

NSSSMIME Expected minimum version: 3.29.5 Version in use: 3.29.5

NSSSSL Expected minimum version: 3.29.5 Version in use: 3.29.5

NSSUTIL Expected minimum version: 3.29.5 Version in use: 3.29.5

Experimental Features

Sandbox

Content Process Sandbox Level: 1