Stuck on an issue?

Lightrun Answers was designed to reduce the constant googling that comes with debugging 3rd party libraries. It collects links to all the places you might be looking at while hunting down a tough bug.

And, if you’re still stuck at the end, we’re happy to hop on a call to see how we can help out.

AssertionError: "data" is unexpectedly null for "/v23/_node.ns.d.ts". when running `pnpm dev`

See original GitHub issue

Error stacktrace

Check https://deno.land/x/aleph@v0.2.28/cli/dev.ts
error: Uncaught (in promise) TypeError: AssertionError: "data" is unexpectedly null for "/v23/_node.ns.d.ts".
    at assert (deno:cli/tsc/99_main_compiler.js:67:13)
    at Object.getSourceFile (deno:cli/tsc/99_main_compiler.js:279:7)
    at findSourceFileWorker (deno:cli/tsc/00_typescript.js:108104:29)
    at findSourceFile (deno:cli/tsc/00_typescript.js:108014:26)
    at deno:cli/tsc/00_typescript.js:107966:85
    at getSourceFileFromReferenceWorker (deno:cli/tsc/00_typescript.js:107933:34)
    at processSourceFile (deno:cli/tsc/00_typescript.js:107966:13)
    at deno:cli/tsc/00_typescript.js:108252:17
    at Object.forEach (deno:cli/tsc/00_typescript.js:384:30)
    at processReferencedFiles (deno:cli/tsc/00_typescript.js:108251:16)
    const { default: cmd } = await import(`./cli/${command}.ts`)
                             ^
    at async main (https://deno.land/x/aleph@v0.2.28/cli.ts:163:30)