file not found: embed.html
Error: file not found: embed.html at Object.handleSubPage (./core.js:336:10) at Object.handlePage (./core.js:405:22) at Object._handleRequest (./core.js:465:9) at Function.tryCatch (./core.js:61:22) at Object.handleRequest (./core.js:413:12) at onmessage (worker.js:61:22)