Error rendering component

TypeError: Cannot read property 'startsWith' of undefined

Error: TypeError: Cannot read property 'startsWith' of undefined
    at /opt/atlassian/pipelines/agent/build/node_modules/@frctl/twig/src/adapter.js:158:24
    at new Promise ()
    at TwigAdapter.render (/opt/atlassian/pipelines/agent/build/node_modules/@frctl/twig/src/adapter.js:144:16)
    at ComponentSource._renderVariant (/opt/atlassian/pipelines/agent/build/node_modules/@frctl/fractal/src/api/components/source.js:207:30)
    at _renderVariant.next ()
    at onFulfilled (/opt/atlassian/pipelines/agent/build/node_modules/co/index.js:65:19)
    at tryCatcher (/opt/atlassian/pipelines/agent/build/node_modules/bluebird/js/release/util.js:16:23)
    at Promise._settlePromiseFromHandler (/opt/atlassian/pipelines/agent/build/node_modules/bluebird/js/release/promise.js:512:31)
    at Promise._settlePromise (/opt/atlassian/pipelines/agent/build/node_modules/bluebird/js/release/promise.js:569:18)
    at Promise._settlePromise0 (/opt/atlassian/pipelines/agent/build/node_modules/bluebird/js/release/promise.js:614:10)
    at Promise._settlePromises (/opt/atlassian/pipelines/agent/build/node_modules/bluebird/js/release/promise.js:693:18)
    at Promise._fulfill (/opt/atlassian/pipelines/agent/build/node_modules/bluebird/js/release/promise.js:638:18)
    at Promise._resolveCallback (/opt/atlassian/pipelines/agent/build/node_modules/bluebird/js/release/promise.js:432:57)
    at Promise._settlePromiseFromHandler (/opt/atlassian/pipelines/agent/build/node_modules/bluebird/js/release/promise.js:524:17)
    at Promise._settlePromise (/opt/atlassian/pipelines/agent/build/node_modules/bluebird/js/release/promise.js:569:18)
    at Promise._settlePromise0 (/opt/atlassian/pipelines/agent/build/node_modules/bluebird/js/release/promise.js:614:10)