🚨 Error: Failed to execute 'animate' on 'Element': Partial keyframes are not supported.

[ampprojectbot]

Details

Error report: link
First seen: Dec 6, 2020
Frequency: ~ 58,617/day

Stacktrace

Error: Failed to execute 'animate' on 'Element': Partial keyframes are not supported.
    at animate (extensions/amp-animation/0.1/runners/native-web-animation-runner.js:72:36)
    at map (extensions/amp-animation/0.1/runners/native-web-animation-runner.js:67:35)
    at init (extensions/amp-animation/0.1/runners/native-web-animation-runner.js:97:11)
    at start (extensions/amp-story/1.0/animation.js:357:11)

Notes

@rsimha modified extensions/amp-animation/0.1/runners/native-web-animation-runner.js:72-73 in #23417 (Jul 19, 2019)
@renovate-bot modified extensions/amp-animation/0.1/runners/native-web-animation-runner.js:67-67 in #27350 (Mar 30, 2020)
@alanorozco modified extensions/amp-story/1.0/animation.js:357-357 in #12453 (Dec 18, 2017)

Seen in:

• 10-21 Beta (2130+2)
• 10-21 Control (2130+2)
• 10-21 Experiment-B (2130+2)
• 10-21 Nightly-Control (2130+2)
• 10-21 Stable (2130+2)
• 11-02 Nightly (2227)
• +3 more

Possible assignees: @rsimha, @alanorozco

/cc @ampproject/release-on-duty