CT cannot add an already existing atom

[KatieWoe]

build-a-molecule : pan-and-zoom-fuzz : unbuilt
https://bayes.colorado.edu/continuous-testing/ct-snapshots/1645997920856/build-a-molecule/build-a-molecule_en.html?continuousTest=%7B%22test%22%3A%5B%22build-a-molecule%22%2C%22pan-and-zoom-fuzz%22%2C%22unbuilt%22%5D%2C%22snapshotName%22%3A%22snapshot-1645997920856%22%2C%22timestamp%22%3A1646027103254%7D&brand=phet&ea&fuzz&fuzzPointers=2&memoryLimit=1000&supportsPanAndZoom=true
Query: brand=phet&ea&fuzz&fuzzPointers=2&memoryLimit=1000&supportsPanAndZoom=true
Uncaught Error: Assertion failed: Cannot add an already existing atom
Error: Assertion failed: Cannot add an already existing atom
at window.assertions.assertFunction (https://bayes.colorado.edu/continuous-testing/ct-snapshots/1645997920856/assert/js/assert.js:25:13)
at Molecule.addAtom (https://bayes.colorado.edu/continuous-testing/ct-snapshots/1645997920856/chipper/dist/js/build-a-molecule/js/common/model/MoleculeStructure.js:50:15)
at https://bayes.colorado.edu/continuous-testing/ct-snapshots/1645997920856/chipper/dist/js/build-a-molecule/js/common/model/MoleculeStructure.js:547:14
at Array.forEach (<anonymous>)
at Function.getCombinedMoleculeFromBond (https://bayes.colorado.edu/continuous-testing/ct-snapshots/1645997920856/chipper/dist/js/build-a-molecule/js/common/model/MoleculeStructure.js:546:16)
at Kit.getPossibleMoleculeStructureFromBond (https://bayes.colorado.edu/continuous-testing/ct-snapshots/1645997920856/chipper/dist/js/build-a-molecule/js/common/model/Kit.js:578:30)
at Kit.canBond (https://bayes.colorado.edu/continuous-testing/ct-snapshots/1645997920856/chipper/dist/js/build-a-molecule/js/common/model/Kit.js:667:88)
at https://bayes.colorado.edu/continuous-testing/ct-snapshots/1645997920856/chipper/dist/js/build-a-molecule/js/common/model/Kit.js:606:46
at Array.forEach (<anonymous>)
at https://bayes.colorado.edu/continuous-testing/ct-snapshots/1645997920856/chipper/dist/js/build-a-molecule/js/common/model/Kit.js:597:18
id: Bayes Chrome
Snapshot from 2/27/2022, 2:38:40 PM

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build-a-molecule : pan-and-zoom-fuzz : unbuilt
https://bayes.colorado.edu/continuous-testing/ct-snapshots/1645997920856/build-a-molecule/build-a-molecule_en.html?continuousTest=%7B%22test%22%3A%5B%22build-a-molecule%22%2C%22pan-and-zoom-fuzz%22%2C%22unbuilt%22%5D%2C%22snapshotName%22%3A%22snapshot-1645997920856%22%2C%22timestamp%22%3A1646038658919%7D&brand=phet&ea&fuzz&fuzzPointers=2&memoryLimit=1000&supportsPanAndZoom=true
Query: brand=phet&ea&fuzz&fuzzPointers=2&memoryLimit=1000&supportsPanAndZoom=true
Uncaught TypeError: Cannot read properties of null (reading 'atoms')
TypeError: Cannot read properties of null (reading 'atoms')
at Function.getCombinedMoleculeFromBond (https://bayes.colorado.edu/continuous-testing/ct-snapshots/1645997920856/chipper/dist/js/build-a-molecule/js/common/model/MoleculeStructure.js:546:10)
at Kit.getPossibleMoleculeStructureFromBond (https://bayes.colorado.edu/continuous-testing/ct-snapshots/1645997920856/chipper/dist/js/build-a-molecule/js/common/model/Kit.js:578:30)
at Kit.canBond (https://bayes.colorado.edu/continuous-testing/ct-snapshots/1645997920856/chipper/dist/js/build-a-molecule/js/common/model/Kit.js:667:88)
at https://bayes.colorado.edu/continuous-testing/ct-snapshots/1645997920856/chipper/dist/js/build-a-molecule/js/common/model/Kit.js:606:46
at Array.forEach (<anonymous>)
at https://bayes.colorado.edu/continuous-testing/ct-snapshots/1645997920856/chipper/dist/js/build-a-molecule/js/common/model/Kit.js:597:18
at Array.forEach (<anonymous>)
at Kit.attemptToBondMolecule (https://bayes.colorado.edu/continuous-testing/ct-snapshots/1645997920856/chipper/dist/js/build-a-molecule/js/common/model/Kit.js:595:20)
at Kit.atomDropped (https://bayes.colorado.edu/continuous-testing/ct-snapshots/1645997920856/chipper/dist/js/build-a-molecule/js/common/model/Kit.js:206:14)
at DragListener.end [as _end] (https://bayes.colorado.edu/continuous-testing/ct-snapshots/1645997920856/chipper/dist/js/build-a-molecule/js/common/view/BAMScreenView.js:410:20)
id: Bayes Chrome
Snapshot from 2/27/2022, 2:38:40 PM