applied https://codesandbox.io/s/y4ev2?file=/package.json from wojtek…

…maj/react-pdf#136  result  compiled successfully

next.config.js

@@ -0,0 +1,23 @@
+module.exports = {
+    future: {
+      webpack5: true
+    },
+    webpack: (config) => {
+      // load worker files as a urls with `file-loader`
+      config.module.rules.unshift({
+        test: /pdf\.worker\.(min\.)?js/,
+        use: [
+          {
+            loader: "file-loader",
+            options: {
+              name: "[contenthash].[ext]",
+              publicPath: "_next/static/worker",
+              outputPath: "static/worker"
+            }
+          }
+        ]
+      });
+
+      return config;
+    }
+  };

pages/wystaw-fakture/InvoicesGenerator/Components/Invoice.js

@@ -29,12 +29,12 @@ const styles = StyleSheet.create({
   const Invoice = ({invoice}) => (
             <Document>
                 <Page size="A4" style={styles.page}>
-                    <Image style={styles.logo} src={logo} />
+                    {/* <Image style={styles.logo} src={logo} />
                     <InvoiceTitle title='Invoice'/>
                     <InvoiceNo invoice={invoice}/>
                     <BillTo invoice={invoice}/>
                     <InvoiceItemsTable invoice={invoice} />
-                    <InvoiceThankYouMsg />
+                    <InvoiceThankYouMsg /> */}
                 </Page>
             </Document>
         );

pages/wystaw-fakture/index.js

@@ -1,11 +1,10 @@
-import App from './InvoicesGenerator/App.js';
+import dynamic from "next/dynamic";
 
-export default function RenderUserDashboard() {
-    return(
-    <>
 
-        <App />
-
-    </>
-    )
+const PDFViewer = dynamic(() => import("./InvoicesGenerator/App.js"), {
+    ssr: false
+});
+
+export default function PDF() {
+    return <PDFViewer />;
 }

pdf-worker.js

@@ -0,0 +1,6 @@
+if (process.env.NODE_ENV === "production") {
+    // use minified verion for production
+    module.exports = require("pdfjs-dist/build/pdf.worker.min.js");
+  } else {
+    module.exports = require("pdfjs-dist/build/pdf.worker.js");
+  }