[Crash] App Crashes When Playing Lottie Animation

[pamit-singh]

We are encountering a crash while playing a Lottie animation on the latest version (v0.7.3).

Steps to Reproduce:

• Play the Lottie file on the latest Lottie version.
• The app crashes while playing.

Please review the issue and provide any potential workarounds or fixes.

Details:

Lottie File URL: Lottie Animation

Crash Logs:
`
Exception Type: EXC_BAD_ACCESS (SIGSEGV)
Exception Subtype: KERN_INVALID_ADDRESS at 0x000000016a7ff2d0
Exception Codes: 0x0000000000000001, 0x000000016a7ff2d0
VM Region Info: 0x16a7ff2d0 is not in any region. Bytes after previous region: 160465 Bytes before following region: 3376
REGION TYPE START - END [ VSIZE] PRT/MAX SHRMOD REGION DETAIL
VM_ALLOCATE 16a798000-16a7d8000 [ 256K] rw-/rwx SM=PRV
---> GAP OF 0x28000 BYTES
MALLOC_LARGE 16a800000-16aabc000 [ 2800K] rw-/rwx SM=PRV
Termination Reason: SIGNAL 11 Segmentation fault: 11
Terminating Process: exc handler [18372]

Triggered by Thread: 0

Thread 0 name: Dispatch queue: com.apple.main-thread
Thread 0 Crashed:
0 DotLottiePlayer 0x107fa22c8 _rasterPolygonImageSegment(SwSurface*, SwImage const*, SwBBox const*, int, int, AASpans*, unsigned char, bool) + 1128
1 DotLottiePlayer 0x107fa22b0 _rasterPolygonImageSegment(SwSurface*, SwImage const*, SwBBox const*, int, int, AASpans*, unsigned char, bool) + 1104
2 DotLottiePlayer 0x107fa1cb4 _rasterPolygonImage(SwSurface*, SwImage const*, SwBBox const*, Polygon&, AASpans*, unsigned char) + 1232
3 DotLottiePlayer 0x107fa129c rasterTexmapPolygon(SwSurface*, SwImage const*, tvg::Matrix const&, SwBBox const*, unsigned char) + 608
4 DotLottiePlayer 0x107f8f9c4 tvg::Paint::Impl::render(tvg::RenderMethod*) + 340
5 DotLottiePlayer 0x107f8fe08 tvg::Scene::Impl::render(tvg::RenderMethod*) + 216
6 DotLottiePlayer 0x107f8f9a8 tvg::Paint::Impl::render(tvg::RenderMethod*) + 312
7 DotLottiePlayer 0x107f8fe08 tvg::Scene::Impl::render(tvg::RenderMethod*) + 216
8 DotLottiePlayer 0x107f8f9a8 tvg::Paint::Impl::render(tvg::RenderMethod*) + 312
9 DotLottiePlayer 0x107f8f9c4 tvg::Paint::Impl::render(tvg::RenderMethod*) + 340
10 DotLottiePlayer 0x107f8d16c tvg::Canvas::Impl::draw() + 260
11 DotLottiePlayer 0x107f746cc $LT$dotlottie_rs..lottie_renderer..LottieRendererImpl$LT$R$GT$$u20$as$u20$dotlottie_rs..lottie_renderer..LottieRenderer$GT$::render::h6e17f770bbe83613 + 264
12 DotLottiePlayer 0x107f48f14 dotlottie_rs::dotlottie_player::DotLottiePlayerContainer::render::hc7f29011fcbdd0f9 + 120
13 DotLottiePlayer 0x107f5015c dotlottie_rs::dotlottie_player::DotLottiePlayer::render::he7cedb66c24dc930 + 160
14 DotLottiePlayer 0x107efbb74 uniffi_core::ffi::rustcalls::rust_call::h49ac860b0c7f4e6b + 48
15 DotLottiePlayer 0x107f0e88c uniffi_dotlottie_player_fn_method_dotlottieplayer_render + 144
16 Rapido Staging.debug.dylib 0x10bed1fc8 specialized makeRustCall<A, B>(:errorHandler:) + 288
17 Rapido Staging.debug.dylib 0x10bec6664 DotLottiePlayer.render() + 96
18 Rapido Staging.debug.dylib 0x10bebd7b4 Player.render() + 112
19 Rapido Staging.debug.dylib 0x10beb0848 DotLottieAnimation.tick() + 628
20 Rapido Staging.debug.dylib 0x10beaf35c Coordinator.draw(in:) + 312
21 Rapido Staging.debug.dylib 0x10beaf704 @objc Coordinator.draw(in:) + 52
22 MetalKit 0x218923570 -[MTKView draw] + 159
23 MetalKit 0x2189234b0 -[MTKViewDisplayLinkTarget draw] + 31
24 QuartzCore 0x18b228078 CA::Display::DisplayLinkItem::dispatch(CA::SignPost::Interval<(CA::SignPost::CAEventCode)835322056>&) + 47
25 QuartzCore 0x18b2262b4 CA::Display::DisplayLink::dispatch_items(unsigned long long, unsigned long long, unsigned long long) + 883
26 QuartzCore 0x18b225e4c CA::Display::DisplayLink::dispatch_deferred_display_links(unsigned int) + 351
27 UIKitCore 0x18bf2ffe8 _UIUpdateSequenceRun + 83
28 UIKitCore 0x18bf2fc38 schedulerStepScheduledMainSection + 171
29 UIKitCore 0x18bf30bac runloopSourceCallback + 91
30 CoreFoundation 0x189710088 CFRUNLOOP_IS_CALLING_OUT_TO_A_SOURCE0_PERFORM_FUNCTION + 27
31 CoreFoundation 0x18971001c __CFRunLoopDoSource0 + 175
32 CoreFoundation 0x18970db08 __CFRunLoopDoSources0 + 243
33 CoreFoundation 0x18970cd04 __CFRunLoopRun + 839
34 CoreFoundation 0x18970c5b8 CFRunLoopRunSpecific + 571
35 GraphicsServices 0x1d51a21c4 GSEventRunModal + 163
36 UIKitCore 0x18c2625f0 -[UIApplication _run] + 815
37 UIKitCore 0x18c31110c UIApplicationMain + 339
38 Rapido Staging.debug.dylib 0x10be28af8 __debug_main_executable_dylib_entry_point + 64
39 dyld 0x1aeedfd34 start + 2723`

[sharanbasappa95]

Any updates on this?

[hermet]

@pamit-singh hello, does this 100% reproducible? May i ask the size(width x height) you set for displaying the animation?

[pamit-singh]

Hey @hermet,
Yes, this is 100% reproducible.
Here are the size details:

Width: 375px
Height: 230px

[pamit-singh]

@hermet Are there any updates on this?

[hermet]

@pamit-singh sorry for late but we are on it. Guess soon we can fix it. thorvg/thorvg#3113

[hermet]

@theashraf hello, the fix will be in thorvg v0.15.9 & v1.0pre-11

[theashraf]

@pamit-singh Can you try the latest dotlottie-ios release ?