🚨 Error: null is not an object (evaluating 'a.__AMP_TOP')

[ampprojectbot]

Details

Error report: link
First seen: Dec 24, 2020
Frequency: ~ 545/day

Stacktrace

Error: null is not an object (evaluating 'a.__AMP_TOP')
    at __AMP_TOP (src/service.js:291:13)
    at win (src/service.js:153:21)
    at getService (src/service.js:344:62)
    at elementOrAmpDoc (src/service.js:217:27)
    at ownerDocument (src/service/resource.js:705:19)
    at opt_reason (src/service/resources-impl.js:1664:31)
    at index (src/service/task-queue.js:168:8)
    at isDisplayed (src/service/resources-impl.js:1506:38)
    at isTrafficEligible (src/experiments/intersect-resources-exp.js:52:6)
    at measure (src/service/resources-impl.js:789:18)
    at Input (src/input.js:32:13)
    at delay (src/pass.js:94:36)
    at src/service/timer-impl.js:125:24

Notes

@cramforce modified src/service.js:291-291 in #23767 (Aug 7, 2019)
@choumx modified src/service.js:147-156 in #10131 (Jun 28, 2017)
@rsimha modified src/service.js:344-347 in #21212 (May 16, 2019)
@choumx modified src/service.js:212-221 in #16328 (Jun 29, 2018)
@dvoytenko modified src/service/resource.js:704-708 in #29672 (Aug 4, 2020)
@dvoytenko modified src/service/task-queue.js:130-175 in #3544 (Jun 14, 2016)
@choumx modified src/service/resources-impl.js:1498-1512 in #27684 (Apr 13, 2020)
@calebcordry modified src/experiments/intersect-resources-exp.js:1-60 in #31253 (Nov 19, 2020)
@muxin modified src/service/resources-impl.js:786-789 in #7327 (Feb 17, 2017)
@cramforce modified src/pass.js:94-94 in #3904 (Jul 6, 2016)
@jridgewell modified src/service/timer-impl.js:125-125 in #5758 (Oct 24, 2016)

Seen in:

• 12-29 Nightly (0035)

Possible assignees: @calebcordry, @dvoytenko

/cc @ampproject/release-on-duty

[calebcordry]

Dupe of #31767