`vercel build` error message

gistfile1.txt

error during build:
Error: EPERM: operation not permitted, symlink '.pnpm\[email protected]\node_modules\zod' -> '.vercel\output\functions\render.func\node_modules\zod'
    at Object.symlinkSync (node:fs:1651:3)
    at create_function_bundle (file:///C:/Users/mattd/SynologyDrive/Web%20Development/matt.dekok.app%20(Sveltekit)/node_modules/.pnpm/@[email protected]/node_modules/@sveltejs/adapter-vercel/index.js:375:7)
    at async generate_serverless_function (file:///C:/Users/mattd/SynologyDrive/Web%20Development/matt.dekok.app%20(Sveltekit)/node_modules/.pnpm/@[email protected]/node_modules/@sveltejs/adapter-vercel/index.js:153:5)
    at async Object.adapt (file:///C:/Users/mattd/SynologyDrive/Web%20Development/matt.dekok.app%20(Sveltekit)/node_modules/.pnpm/@[email protected]/node_modules/@sveltejs/adapter-vercel/index.js:234:5)
    at async adapt (file:///C:/Users/mattd/SynologyDrive/Web%20Development/matt.dekok.app%20(Sveltekit)/node_modules/.pnpm/@[email protected][email protected][email protected]/node_modules/@sveltejs/kit/dist/chunks/index2.js:213:2)
    at async Object.closeBundle (file:///C:/Users/mattd/SynologyDrive/Web%20Development/matt.dekok.app%20(Sveltekit)/node_modules/.pnpm/@[email protected][email protected][email protected]/node_modules/@sveltejs/kit/dist/vite.js:3139:5)
    at async Promise.all (index 0)
    at async Object.close (file:///C:/Users/mattd/SynologyDrive/Web%20Development/matt.dekok.app%20(Sveltekit)/node_modules/.pnpm/[email protected]/node_modules/rollup/dist/es/shared/rollup.js:23647:13)
    at async Promise.all (index 0)
    at async build (file:///C:/Users/mattd/SynologyDrive/Web%20Development/matt.dekok.app%20(Sveltekit)/node_modules/.pnpm/[email protected][email protected]/node_modules/vite/dist/node/chunks/dep-561c5231.js:43266:13)
 ELIFECYCLE  Command failed with exit code 1.