У меня не запускается gulp

7:25:04] Starting 'default'...
[17:25:04] Starting 'watch'...
[17:25:04] Starting 'server'...
[17:25:04] Starting 'styles'...
[17:25:04] Starting 'scripts'...
[17:25:04] Starting 'fonts'...
[17:25:04] Starting 'icons'...
[17:25:04] Starting 'html'...
[17:25:04] Starting 'images'...
[17:25:04] 'styles' errored after 23 ms
[17:25:04] TypeError: autoprefixer is not a function
at /Users/diana/Desktop/portfolio_starter/gulpfile.js:24:9
at taskWrapper (/Users/diana/Desktop/portfolio_starter/node_modules/undertaker/lib/set-task.js:13:15)
at bound (node:domain:433:15)
at runBound (node:domain:444:12)
at asyncRunner (/Users/diana/Desktop/portfolio_starter/node_modules/async-done/index.js:52:18)
at process.processTicksAndRejections (node:internal/process/task_queues:85:11)
[17:25:04] 'default' errored after 25 ms