View a comprehensive history of all the bug fixes in Construct 3 since the first release.

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C3 runtime: iOS apps using WebM Opus audio not loading
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C3 runtime: possible rendering glitches with Tiled Backgrounds in WebGL 1
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C3 runtime: int("") returned NaN instead of 0
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C3 runtime: possible crash using 'Wait' in an 'On collision' event
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Animations Editor: Prevent addition of redundant undo points
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Animations Editor: Correctly break words in context menus
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Z Order Bar: Populate bar even if it is not immediately visible
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C3 runtime: Mobile IAP not initialising properly
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C3 runtime: List object did not initialise selection correctly in dropdown list mode
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C3 runtime: work around tilemap display glitches on certain Android devices
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C3 runtime: issue pausing debugger with "pause on unfocus" enabled
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C3 runtime: potential crash when using a for each loop with a very large number of instances
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C3 runtime: Tilemap plugin 'Compare tile state' condition not working
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C3 runtime: ln system expression not working
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Letterbox integer scale may not have used full display on devices with non-integral device pixel ratio
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iframe plugin: HTML text content did not load on Android
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Project bar: possible crash undoing after dragging and dropping
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Browser object: invoking download with empty filename showed 404 error
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Expressions Dictionary: Could not search for items outside of the current folder
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Animations Editor: Crash when dragging items out of the animations panel
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Array editor: Crash when pressing enter when no cell was selected
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Array editor: Undo or cell edit could sometimes leave behind the first letter
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Array editor: Redo of row/column insertion/deletion could scramble the locations of cell edit undo/redo
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Array editor: Undo would not unselect the current cell if it was removed ( causing potential crashes )
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Renaming a project would add a duplicate entry to Recent Projects
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Table controls in editor could incorrectly be resized by dragging the edge of their text
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Crash using mobile app build service in Edge
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C3 runtime: creating objects from a familiy did not set correct initial properties (regression in r125)
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C3 runtime: crash creating object not placed in any layout via container creation
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Expressions Dictionary: crash viewing expressions for objects with no instance variables (regression in r126)
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Expressions Dictionary: incorrect appearance in some cases
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Animations Editor: Collision polygon misplacement after crop
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Animations Editor: Prevent the addition of redundant collision polygon change undo points
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Animations Editor: Fix undo of all editor changes after adding frames
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Animations Editor: Drag and drop to sort keyframes did not work properly all the time
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Tween Behavior: Runtime crash when using the "Tags" expression
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User Media: camera input not working on Safari/iOS 12
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Possible crash previewing after 'Replace object'
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Tilemap Bar: Possible crash when using keyboard shortcuts
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Text editor: crashed if failed to load
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C3 runtime: improved handling of changing devicePixelRatio
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C3 runtime: did not handle window resize events while still initialising
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C3 runtime: layer effects did not always render correctly in low-quality fullscreen mode
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C3 runtime: SpriteFont did not handle space widths correctly
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C3 runtime: Drag & Drop behavior could not drag newly created object
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Tween Behavior: Fix "Resume" and "Resume all" actions
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Tween Behavior: Fix "Set End Value" action of value tweens
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Drawing canvas: 'Save snapshot' / 'Save image' cleared the canvas after a resize
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Advanced Random: unable to non-sequentially add stops to a gradient
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Mobile Advert: update cordova plugin version to 1.2.6, only effects cordova project exports
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Array editor: pasting text behaved as pasting a cell (overwriting the current cell content instead of appending)
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Array editor: unable to copy a single cell
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Text editor: ctrl+left/right changed the position but the caret did not reflect the change
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Event sheet view: issues selecting expressions using the keyboard
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Event sheet view: on mobile the right-aligned "Add..." links did not always work
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Expressions Dictionary: Avoid showing items with no content
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Open/save file dialog: typing a file name could sometimes clear the name input if it matched another file in the current folder
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Open/save file dialog: selecting a folder would clear the name input
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C3 runtime: can now create instances that are not placed in any layout
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C3 runtime: possible rendering glitches with layers
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C3 runtime: error using Persist and Platform behaviors on same object
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C3 runtime: Audio 'Set silent' did not mute all audio as it did in C2 runtime
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C3 runtime: two possible crashes in Multiplayer plugin
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C3 runtime: possible crash using render cells
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C3 runtime: Google Play (web only) - unable to sign in
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C3 runtime: Google Play - fixed some issues with submitting data
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Tween Behavior: Crash when using the "On Finished" condition
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Tween Behavior: Crashes when using the "Set Start Value" and "Set End Value" actions
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Tween Behavior: Input opacity values in the range 0 - 100 instead of 0 - 1
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Tween Behavior: Multiple similar tweens not producing the same results
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Drawing Canvas: pasting Text objects drew them in the wrong position
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Drawing Canvas: pasting objects now draws them at their position at the time of the action instead of their position when drawing
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Drawing Canvas: crash pasting destroyed object
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Drawing Canvas: crash if object flipped/mirrored
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Animations Editor: Crash after undoing all changes outside of the editor and opening it again
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Animations Editor: Crash after undoing deletes of several keyframes
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Tilemap Bar: Support .tmx files without embedded tilesets
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Project Bar: Crash when dragging and dropping
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Long file names could cause inconsistent icon sizes and overflow in recent projects
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Particles: crash choosing family as object to spawn
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Possible crash closing project shortly after opening
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Possible crash deleting items in Event Sheet View
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Desktop build: could save corrupt folder project after moving project files between folders in the Project Bar
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Desktop build: sometimes incorrectly handled zoom level after changes
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Windows Store build: could fail to load from recent projects
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Firefox: work around Firefox issue causing 'Paste' options to go missing
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Editing conditions/actions could show objects with no conditions/actions
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Tween Behavior: error disabling "Allow multiple" option
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Tween Behavior: error using the "Stop all" action or "Stop" inside a loop
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Tween Behavior: error using the "Bounce" ease functions
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Tween Behavior: incorrect angle tweening
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Tween Behavior: error tweening at the same time as destroying an instance
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Tween Behavior: all tweens stop when one is triggered in an "On Finished" condition
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Drawing canvas: could not draw exactly vertical/horizontal lines
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SpriteFont: did not always appear correctly with different alignments
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C3 runtime: iOS exports did not work on real devices (note: the iOS simulator currently does not work due to a bug in the simulator)
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C3 runtime: 'Letterbox integer scale' not always pixel-perfect on systems with fractional device pixel ratio
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C3 runtime: 'Set canvas size' did not always work as expected while in fullscreen mode
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C3 runtime: Line-of-sight not working correctly with tilemaps
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C3 runtime: Remote Preview did not work with experimental 'Use worker' enabled
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C3 runtime: error using Persist and LOS behaviors on same object
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C3 runtime: Physics behaviour not working in Edge
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Properties Bar: Crash when closing the bar
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Tilemap Bar: Could not load C2 .tmx files into C3
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Animations Editor: Editor not opening for objects created by drag & drop
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Animations Editor: Reload from source not working when importing multiple files
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Animations Editor: Error importing icon images
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Possible crash attempting to change runtime setting (regression in r123)
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Tile movement: not working in r123
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C3 runtime: some layer/layout effects did not correctly animate
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C3 runtime: using render cells could sometimes double-draw objects
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Tween behavior: incorrect values when the start and ending value of a tween are the same
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Editor did not correctly maintain keyboard focus when a popup window open
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Expression autocomplete with a number (e.g. Sprite.8 autocompleting 8direction) did not replace the number
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C3 runtime: negative instance expression indices did not always work
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C3 runtime: wallclocktime was incorrectly affected by timescale
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Tile movement: 'Set grid position' and 'GridY' not working
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Work around memory leak in Chrome updating Text objects, affecting both editor and C3 runtime
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Possible crash renaming a behavior
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Property grid: explicitly disable auto complete in input fields
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Possible crash editing opacity property in "multiple" state
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Color properties could incorrectly display as "multiple" state even when all colors were the same
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Z-Order Bar: issues after adding and deleting instances from a layout view
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Z Order Bar: possible crash when dragging and dropping
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Animations Editor: collision polygon changes not saved in desktop build
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Animations Editor: crash when resizing an entire animation and undoing that change
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Animations Editor: crash when pasting strings from the clipboard
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Animations Editor: possible crash while using drawing tools
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Animations Editor: possible crash while generating the frame panel icons
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Animations Editor: possible crash when opening the editor
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Table control: last element of a row not taking up all the space
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Edge/Windows 10 app: issue Dropbox files temporarily appearing as their revision ID instead of name
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Overwrite file confirmation dialog could sometimes appear underneath the file dialog
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C3 runtime: Tiled background ImageWidth/ImageHeight expressions not working
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C3 runtime: exported projects using Pathfinding did not work on case-sensitive platforms
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C3 runtime: hang testing a collision at an infinite offset
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C3 runtime: possible memory leak using WebGL 1
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C3 runtime: possible display glitches using WebGL 1
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C3 runtime: possible display glitches using background-blending effects near edge of viewport
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C3 runtime: could not apply effects to User Media object
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C3 runtime: Text objects could display at the wrong position after "Set canvas size" with fullscreen mode "Off"
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C3 runtime: some looping conditions did not work correctly in the debugger
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Third-party addons that draw to the layout did not work in r121
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Possible crash when cancelling cloud save authentication
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Edge: 'Choose keystore' on Android export had no background
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Work around Safari 12 bug preventing downloading files from working
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C3 runtime: exported projects could fail to load in Safari
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C3 runtime: improve compatibility with Safari 11 by working around Safari bugs
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C3 runtime: possible issue using LOS behavior with mirrored object
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C3 runtime: 'Pause on unfocus' setting not working with new runtime
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C3 runtime: some XPaths in the XML plugin failed to return any values
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C3 runtime: tokencount expression with empty string returned 1 instead of 0
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C3 runtime: fix handling of WebGL context loss events
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C3 runtime: splash loader textures could sometimes be left in memory after loading
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C3 runtime: 'On canvas snapshot' not working
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Minified exports of projects using 'int' or 'float' expressions didn't work
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'Preview' could preview wrong project if multiple projects opened and event sheet view open
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Event Sheet View: could let you zoom text smaller than the browser could display
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Event Sheet View: possible errors dragging and dropping events referencing local variables
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Event Sheet View: crash adding events in popup window
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Noise and Pulse effects did not animate if nothing else was happening in the game
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Addon Manager: possible crash closing dialog before addon install finished
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Nested panes could restore to the incorrect size when the editor is loaded
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Multiplayer: updated to support Safari 12
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Opening projects from the cloud could fail in Edge
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C3 runtime: Mobile Advert "Create banner advert" not working
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C3 runtime: possible error using Line-of-Sight behavior
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C3 runtime: make Fade behavior compatible with C2 runtime when object opacity is 0
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Find results bar glitch if searching while open in popup window
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Desktop builds: Cordova exports sometimes asked for an export folder path when it wasn't used
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Edge: Cordova exports didn't work
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Windows Store desktop build: exporting projects didn't work
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C3 runtime: Scroll To behavior 'Set enabled' action not working
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C3 runtime: minified exports sometimes not working
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C3 runtime: ensure game can load if splash screen fails to load (could have affected Instant Games)
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Possible glitches rendering some effect chains
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Browser plugin: Request fullscreen 'Centered' incorrectly did 'Letterbox scale' in C2 runtime
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Edge: could not select more than one term in expressions
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Firefox: touch gestures not working correctly in editor (regression in r116)
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C3 debugger: improve display of long text in inspector/watch
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C3 debugger: did not work with worker mode enabled
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C3 debugger: sometimes events in triggers would not run while debugging
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C3 debugger: did not reload if previewing again in editor
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C3 runtime: did not load when using Mobile Advert plugin
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C3 runtime: Request fullscreen 'centered' did not center the canvas
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C3 runtime: system 'Compare layer opacity' condition did not work
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C3 runtime: AJAX requesting project files is no longer case-sensitive
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C3 runtime: Platform behavior ignoring input did not work
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C3 runtime: 9-patch 'tiled' option not rendering
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Could not undo changing "Use worker" project property
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ShadowLight: shadows did not always extend all the way offscreen
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Event Sheet View: copying event groups could result in duplicated subgroup names
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Touch gestures not working correctly in editor in Edge/Windows Store app
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Crash when using live preview for a particle emitter with a very large emission rate
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Possible crash when closing project and saving changes
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C3 runtime: Gamecenter will no longer trigger auth failed if on a platform where gamecenter is not loaded
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Layout view: could render incorrectly when using 'Parallax in editor' with effects
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Layout view: possible crash redoing a clone
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Video preview dialog: viewing video fullscreen did not work correctly
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Instant Games: LeaderboardPlayerPhotoURLAt() and LeaderboardPlayerNameAt() accidentally marked as returning numbers
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Possible crash when closing panes
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Animations editor: Crash when dragging animation subfolders into other subfolders or animations
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Animations editor: Incorrect color restoration, after making changes with the luminosity slider
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Z order bar: issue causing nothing to be shown in the bar
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Crash when undoing the change of an instance variable type